{"id":33828,"date":"2025-10-16T14:07:42","date_gmt":"2025-10-16T14:07:42","guid":{"rendered":"https:\/\/1grid.co.za\/knowledge\/?post_type=ht_kb&#038;p=33828"},"modified":"2025-10-16T14:09:09","modified_gmt":"2025-10-16T14:09:09","slug":"what-is-an-ip-address","status":"publish","type":"ht_kb","link":"https:\/\/1grid.co.za\/knowledge\/everything-you-need-to-know-about-an-ip-address\/","title":{"rendered":"Everything You Need to Know About an IP Address"},"content":{"rendered":"\n<p><strong>Your IP address<\/strong> is the foundation of your online identity, connecting you to the world while keeping your digital presence visible and functional.&nbsp;<br>&nbsp;<br>This guide will give you everything you need to know about an IP address because by understanding, monitoring, and protecting it, you strengthen your online security and take control of your connectivity, and that matters to us.&nbsp;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"600\" src=\"https:\/\/1grid.co.za\/knowledge\/wp-content\/uploads\/2025\/10\/1-grid-Images-for-KB-Articles-1000-x-600-px-54.png\" alt=\"\" class=\"wp-image-33829\"\/><\/figure>\n<\/div>\n\n\n<div class=\"wp-block-ht-block-toc is-style-rounded htoc htoc--position-wide toc-list-style-plain\" data-htoc-state=\"expanded\"><span class=\"htoc__title\"><span class=\"ht_toc_title\">Table of Contents<\/span><span class=\"htoc__toggle\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\"><g fill=\"#444\"><path d=\"M15 7H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1z\"><\/path><path d=\"M15 1H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1zM15 13H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1z\"><\/path><\/g><\/svg><\/span><\/span><div class=\"htoc__itemswrap\"><ul class=\"ht_toc_list\"><li class=\"\"><a href=\"#htoc-\">What Is an IP Address and Why Does It Matter?<\/a><\/li><li class=\"\"><a href=\"#htoc-1\">The Different Types of IP Addresses&nbsp;<\/a><ul class=\"ht_toc_child_list\"><li class=\"\"><a href=\"#htoc-ipv4-vs-ipv6\">IPv4 vs. IPv6&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-static-vs-dynamic-ips\">Static vs. Dynamic IPs&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-public-vs-private-ips\">Public vs. Private IPs&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-shared-vs-dedicated-ips\">Shared vs. Dedicated IPs&nbsp;<\/a><\/li><\/ul><\/li><li class=\"\"><a href=\"#htoc-111111\">IP Address Allocation \u2013 How It All Comes Together&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-111111111\">Allocation to Different IP Addresses&nbsp;<\/a><ul class=\"ht_toc_child_list\"><li class=\"\"><a href=\"#htoc-private-ip-addresses\">Private IP Addresses&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-public-ip-addresses\">Public IP Addresses&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-dynamic-ip-addresses\">Dynamic IP Addresses&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-static-ip-addresses\">Static IP Addresses&nbsp;<\/a><\/li><\/ul><\/li><li class=\"\"><a href=\"#htoc-1111111111\">How to Find Your IP Address&nbsp;<\/a><ul class=\"ht_toc_child_list\"><li class=\"\"><a href=\"#htoc-devices-lookup\">Devices Lookup&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-online-lookup-tools\">Online Lookup Tools&nbsp;<\/a><\/li><\/ul><\/li><li class=\"\"><a href=\"#htoc-11111111111111\">What Does Whitelisting and Blacklisting an IP Mean?<\/a><\/li><li class=\"\"><a href=\"#htoc-111111111111111\">Common IP Security Threats and How to Stay Protected&nbsp;<\/a><ul class=\"ht_toc_child_list\"><li class=\"\"><a href=\"#htoc-1-ddos-distributed-denial-of-service-attacks\">1. DDoS (Distributed Denial of Service) Attacks&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-2-ip-spoofing\">2. IP Spoofing&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-3-man-in-the-middle-mitm-attacks\">3. Man-in-the-Middle (MITM) Attacks&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-4-ip-scanning-and-sniffing\">4. IP Scanning and Sniffing&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-5-brute-force-attacks\">5. Brute Force Attacks&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-6-phishing-and-pharming\">6. Phishing and Pharming&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-7-zero-day-vulnerabilities\">7. Zero-Day Vulnerabilities&nbsp;<\/a><\/li><\/ul><\/li><li class=\"\"><a href=\"#htoc-1111111111111111\">How to Protect Your IP Address Online&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-1111111111111111111\">FAQs&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-11111111111111111111\">Additional Resources&nbsp;<\/a><\/li><\/ul><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-\"><strong>What Is an IP Address and Why Does It Matter?<\/strong><\/h2>\n\n\n\n<p>Every device that connects to the internet, like your phone, laptop, or even your Wi-Fi router, has a unique \u201caddress.\u201d That\u2019s your <strong>IP address<\/strong>, also known as an <strong>Internet Protocol Address<\/strong>. It helps devices find and communicate with each other across the internet, just like a street address tells someone where you live.&nbsp;<\/p>\n\n\n\n<p>An IP address is represented in the form of a <a href=\"https:\/\/en.wikipedia.org\/wiki\/Dot-decimal_notation\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>dotted-quad number<\/strong><\/a> such as 128.175.13.92. This is a unique address where no other computer or server on the same network or the internet can have the same IP address at the same time.&nbsp;<\/p>\n\n\n\n<p>When we use <strong><a href=\"https:\/\/1grid.co.za\/knowledge\/everything-you-need-to-know-about-domains-at-1-grid\/\" target=\"_blank\" rel=\"noreferrer noopener\">domain names<\/a> <\/strong>to access a website or online service, we use a human-readable shortcut corresponding to the server&#8217;s IP address. <a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-a-domain-name-server-dns\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>DNS<\/strong><\/a> servers automatically translate domain names into IP addresses each time we use a domain name.&nbsp;&nbsp;<\/p>\n\n\n\n<p>This also plays an important part in supporting website hosting, email delivery, and your online security.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1\"><strong>The Different Types of IP Addresses&nbsp;<\/strong><\/h2>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-ipv4-vs-ipv6\"><strong><em>IPv4 vs. IPv6<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-ipv4-older-uses-32-bit-numbers-e-g-192-168-0-1\"><strong>IPv4:<\/strong> Older, uses 32-bit numbers (e.g., 192.168.0.1)&nbsp;<\/li>\n\n\n\n<li id=\"htoc-11\"><strong>IPv6:<\/strong> Newer, 128-bit system (e.g., 2606:4700:4700::1111)&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>TIP: <a href=\"https:\/\/en.wikipedia.org\/wiki\/IPv6\" target=\"_blank\" rel=\"noreferrer noopener\">IPv6<\/a> <\/strong>was created because <strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/IPv4\" target=\"_blank\" rel=\"noreferrer noopener\">IPv4<\/a> <\/strong>addresses started running out. It allows millions of new devices to connect to the internet securely.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-static-vs-dynamic-ips\"><strong><em>Static vs. Dynamic IPs<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-static-ip-never-changes-common-for-servers-and-hosting\"><strong>Static IP:<\/strong> Never changes. Common for servers and hosting.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-111\"><strong>Dynamic IP:<\/strong> Changes periodically, often assigned automatically by your ISP.<\/li>\n<\/ul>\n\n\n\n<p><strong>TIP: <\/strong>Most home users have dynamic IPs, while businesses hosting websites often use static IPs for stability.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-public-vs-private-ips\"><strong><em>Public vs. Private IPs<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-public-ip-assigned-by-your-isp-used-to-connect-to-the-wider-internet\"><strong>Public IP:<\/strong> Assigned by your ISP, used to connect to the wider internet.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-1111\"><strong>Private IP:<\/strong> Used within your local network (e.g., your home Wi-Fi).&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>TIP: <\/strong>Public IPs are visible online, while private IPs help secure internal connections.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-shared-vs-dedicated-ips\"><strong><em>Shared vs. Dedicated IPs<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-shared-ip-used-by-multiple-websites-or-hosting-accounts-on-the-same-server-a-common-setup-in-shared-hosting-environments-where-resources-including-the-ip-address-are-shared-among-several-users\"><strong>Shared IP:<\/strong> Used by multiple websites or hosting accounts on the same server; a common setup in shared hosting environments, where resources, including the IP address, are shared among several users.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-11111\"><strong>Dedicated IP:<\/strong> Assigned exclusively to one hosting account or website; offers more control, flexibility, and reliability, especially for websites with specific security or performance needs.<\/li>\n<\/ul>\n\n\n\n<p><strong>TIP: <\/strong>If several small business websites are hosted on one server, they may all share the same IP address but still function independently, while larger businesses or e-commerce sites often use a dedicated IP to ensure smoother traffic handling, enhanced trust, and better email performance.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-111111\"><strong>IP Address Allocation \u2013 How It All Comes Together&nbsp;<\/strong><\/h2>\n\n\n\n<p>Every device connected to the internet needs a unique identifier so information knows exactly where to go; that\u2019s where <strong>IP Address Allocation<\/strong> comes in. Think of it as assigning every home in the world its own digital street address.&nbsp;<\/p>\n\n\n\n<p>To keep this system organised globally, <a href=\"https:\/\/www.google.com\/search?q=Regional+Internet+Registries+%28RIRs%29&amp;sca_esv=d14af1df391cf56f&amp;rlz=1C1GCEU_enZA1059ZA1063&amp;sxsrf=AE3TifNVjc6hxwft5QhtiaWai8mBVRAhiA%3A1760434447083&amp;ei=DxnuaNzpBIqehbIP19id2A8&amp;ved=0ahUKEwicrfmusaOQAxUKT0EAHVdsB_sQ4dUDCBA&amp;uact=5&amp;oq=Regional+Internet+Registries+%28RIRs%29&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiI1JlZ2lvbmFsIEludGVybmV0IFJlZ2lzdHJpZXMgKFJJUnMpSHBQAFgAcAB4AZABAJgBAKABAKoBALgBA8gBAPgBAvgBAZgCAKACAJgDAJIHAKAHALIHALgHAMIHAMgHAA&amp;sclient=gws-wiz-serp\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Regional Internet Registries (RIRs)<\/strong><\/a> manage and distribute IP addresses. These organisations ensure that every region receives a fair and structured allocation of available IPs.&nbsp;<\/p>\n\n\n\n<p>Here\u2019s how the world is divided:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-1111111\"><a href=\"https:\/\/afrinic.net\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>AFRINIC (African Network Information Centre)<\/strong><\/a><strong>:<\/strong> Oversees IP allocation across Africa.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-arin-american-registry-for-internet-numbers-manages-the-us-canada-antarctica-and-parts-of-the-caribbean\"><a href=\"https:\/\/www.arin.net\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ARIN (American Registry for Internet Numbers)<\/strong><\/a><strong>:<\/strong> Manages the US, Canada, Antarctica, and parts of the Caribbean.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-apnic-asia-pacific-network-information-centre-covers-east-asia-oceania-south-asia-and-southeast-asia\"><a href=\"https:\/\/www.apnic.net\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>APNIC (Asia Pacific Network Information Centre)<\/strong><\/a><strong>:<\/strong> Covers East Asia, Oceania, South Asia, and Southeast Asia.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-lacnic-latin-america-and-caribbean-network-information-centre-handles-latin-america-and-most-of-the-caribbean\"><a href=\"https:\/\/www.lacnic.net\/1004\/2\/lacnic\/about-lacnic\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>LACNIC (Latin America and Caribbean Network Information Centre)<\/strong><\/a><strong>:<\/strong> Handles Latin America and most of the Caribbean.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-11111111\"><a href=\"https:\/\/www.ripe.net\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>RIPE NCC (R\u00e9seaux IP Europ\u00e9ens Network Coordination Centre)<\/strong><\/a><strong>:<\/strong> Manages Europe, Central Asia, Russia, and West Asia.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>At 1-grid, we rely on these structured systems to keep your online services, from hosting to email, connected and performing smoothly. Understanding how IPs are allocated helps you see how the internet stays reliable, stable, and secure.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-111111111\"><strong>Allocation to Different IP Addresses&nbsp;<\/strong><\/h2>\n\n\n\n<p>Each IP address serves a unique purpose depending on how and where it\u2019s used:&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-private-ip-addresses\"><strong><em>Private IP Addresses<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>These are assigned by your router to devices within your local network, like your phone, printer, or laptop. They let devices <strong>communicate with each other securely<\/strong> without connecting directly to the internet.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-public-ip-addresses\"><strong><em>Public IP Addresses<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>These are assigned by your <strong>Internet Service Provider (ISP)<\/strong> and identify your network online. Your public IP is how the rest of the internet recognises and communicates with your devices; it\u2019s your <strong>online address<\/strong> to the world.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-dynamic-ip-addresses\"><strong><em>Dynamic IP Addresses<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>These are temporary IPs assigned by your router or ISP. They <strong>change over time<\/strong>, which helps ISPs manage their address pools efficiently. Dynamic IPs are great for everyday browsing, streaming, or gaming.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-static-ip-addresses\"><strong><em>Static IP Addresses<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>These remain the same and are <strong>manually assigned<\/strong> to a device or service. They\u2019re essential for websites, servers, or email systems that require a consistent and reliable connection.&nbsp;<\/p>\n\n\n\n<p><strong>TIP: <\/strong>If you\u2019re hosting a website, managing business emails, or running a remote access service, consider using a <strong>static IP<\/strong>. It provides consistency, reliability, and easier troubleshooting, which are all key to maintaining smooth online operations.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111\"><strong>How to Find Your IP Address&nbsp;<\/strong><\/h2>\n\n\n\n<p>There are a variety of ways to locate your IP address, either by finding this through your device or by using free online lookup tools.&nbsp;&nbsp;<\/p>\n\n\n\n<p>We\u2019ve made it easy to answer a question you may be asking of \u201c<a href=\"https:\/\/1grid.co.za\/knowledge\/whats-my-public-ip-address\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>What Is My Public IP Address<\/strong><\/a>\u201d with our easy-to-understand guide, and have also provided some additional quick resources below:&nbsp;<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"htoc-devices-lookup\"><strong><em>Devices Lookup<\/em><\/strong>&nbsp;<\/h5>\n\n\n\n<p><strong>Windows 10\/11:<\/strong>\u00a0<br><strong><a href=\"https:\/\/support.microsoft.com\/en-us\/windows\/find-your-ip-address-in-windows-f21a9bbc-c582-55cd-35e0-73431160a1b9\" target=\"_blank\" rel=\"noreferrer noopener\">Find your IP address in Windows<\/a>\u00a0<\/strong><\/p>\n\n\n\n<p><strong>Mac:<\/strong>\u00a0<br><strong><a href=\"https:\/\/www.hellotech.com\/guide\/for\/how-to-find-ip-address-on-mac#how-to-find-your-computer-and-router-ip-address-on-a-mac\" target=\"_blank\" rel=\"noreferrer noopener\">Find your IP on a Mac<\/a>\u00a0<\/strong><\/p>\n\n\n\n<p><strong>iPhone:<\/strong>\u00a0<br><strong><a href=\"https:\/\/www.security.org\/vpn\/find-iphone-ip-address\/#how\" target=\"_blank\" rel=\"noreferrer noopener\">Find your iPhone&#8217;s IP address<\/a>\u00a0<\/strong><\/p>\n\n\n\n<p><strong>Android:<\/strong>\u00a0<br><strong><a href=\"https:\/\/help.simpletelly.com\/article\/329-how-to-find-your-android-device-ip-address\" target=\"_blank\" rel=\"noreferrer noopener\">Find your Android&#8217;s IP address<\/a>\u00a0<\/strong><\/p>\n\n\n\n<p><strong>Command Prompt \/ Terminal:<\/strong>&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-windows-ipconfig\"><strong>Windows:<\/strong> ipconfig&nbsp;<\/li>\n\n\n\n<li id=\"htoc-11111111111\"><strong>Mac \/ Linux:<\/strong> ifconfig or dig&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>TIP: <\/strong>If you\u2019re troubleshooting hosting or email issues, you can also \u201cping\u201d your domain name to identify its associated IP address.&nbsp;<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"htoc-online-lookup-tools\"><strong><em>Online Lookup Tools<\/em><\/strong>&nbsp;<\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-dnschecker-ip-addrtess-lookup\"><strong><a href=\"https:\/\/dnschecker.org\/ip-location.php\" target=\"_blank\" rel=\"noreferrer noopener\">DNSChecker IP Address Lookup<\/a>&nbsp;<\/strong><\/li>\n\n\n\n<li id=\"htoc-111111111111\"><strong><a href=\"https:\/\/whatismyipaddress.com\/ip-lookup\" target=\"_blank\" rel=\"noreferrer noopener\">What Is My IP Address Lookup<\/a>&nbsp;<\/strong><\/li>\n\n\n\n<li id=\"htoc-1111111111111\"><strong><a href=\"https:\/\/mxtoolbox.com\/arin.aspx\" target=\"_blank\" rel=\"noreferrer noopener\">MxToolbox IP Lookup<\/a>&nbsp;&nbsp;<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-11111111111111\"><strong>What Does Whitelisting and Blacklisting an IP Mean<\/strong>?<\/h2>\n\n\n\n<p><a href=\"https:\/\/1grid.co.za\/knowledge\/spamtitan-how-to-whitelist-an-email-address-or-domain\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Whitelisting<\/strong><\/a><strong>:<\/strong>&nbsp;<\/p>\n\n\n\n<p>Allows trusted IP addresses to access specific systems or servers (for example, granting office IP access to your hosting control panel).&nbsp;<\/p>\n\n\n\n<p><a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-ip-blacklisting\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Blacklisting<\/strong><\/a><strong>:<\/strong>&nbsp;<\/p>\n\n\n\n<p>Blocks suspicious or malicious IPs to protect email and hosting services from spam or attacks.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-111111111111111\"><strong>Common IP Security Threats and How to Stay Protected&nbsp;<\/strong><\/h2>\n\n\n\n<p>At 1-grid, we believe that understanding online threats is the first step toward building digital confidence. Your IP address plays a crucial role in connecting you to the internet, but like any connected resource, it can also be targeted by cyber threats.&nbsp;<\/p>\n\n\n\n<p>Understanding these threats empowers you to act with confidence, not fear. At 1-grid, our goal is to help you protect your online presence proactively through education, secure hosting, and tools that keep your data safe.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-1-ddos-distributed-denial-of-service-attacks\"><em><strong>1. DDoS (Distributed Denial of Service) Attacks<\/strong>&nbsp;<\/em><\/h6>\n\n\n\n<p>Attackers can overwhelm a website, service, or network by flooding its IP address with excessive traffic. This overload can temporarily slow down or disrupt access.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-2-ip-spoofing\"><strong><em>2. IP Spoofing<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>In this attack, a malicious party disguises their digital identity by changing the data packet headers to make them appear as though they\u2019re coming from a trusted source. This can trick a system into granting unauthorised access.&nbsp;<\/p>\n\n\n\n<p><strong>TIP: <\/strong>Keep your systems updated and enable security tools such as <a href=\"https:\/\/en.wikipedia.org\/wiki\/Firewall_(computing)\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>firewalls<\/strong><\/a> or <a href=\"https:\/\/www.google.com\/search?q=intrusion+detection+systems+%28IDS%29&amp;sca_esv=53a9b0789629cd9b&amp;rlz=1C1GCEU_enZA1059ZA1063&amp;sxsrf=AE3TifOHyv_SfkaXEpXF9iSB-Rie65Q-ng%3A1760437578227&amp;ei=SiXuaP3ODfGohbIPk8zmsAE&amp;ved=0ahUKEwj9m_-DvaOQAxVxVEEAHROmGRYQ4dUDCBA&amp;uact=5&amp;oq=intrusion+detection+systems+%28IDS%29&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiIWludHJ1c2lvbiBkZXRlY3Rpb24gc3lzdGVtcyAoSURTKTIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYR0jDB1CdBlidBnABeAGQAQCYAQCgAQCqAQC4AQPIAQD4AQL4AQGYAgGgAgeYAwCIBgGQBgiSBwExoAcAsgcAuAcAwgcDMi0xyAcF&amp;sclient=gws-wiz-serp\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>intrusion detection systems (IDS)<\/strong><\/a> to filter out suspicious packets and protect your data flow.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-3-man-in-the-middle-mitm-attacks\"><strong><em>3. Man-in-the-Middle (MITM) Attacks<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>A cybercriminal intercepts communication between two parties, for example, between your computer and a website, without your knowledge. They can then eavesdrop or modify data in real time.&nbsp;<\/p>\n\n\n\n<p><strong>TIP:<\/strong> Always use <a href=\"https:\/\/en.wikipedia.org\/wiki\/HTTPS\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>HTTPS<\/strong><\/a><strong> websites<\/strong> and <strong>secure Wi-Fi networks<\/strong>. Avoid public Wi-Fi when accessing sensitive information and consider a trusted <strong>VPN<\/strong> for extra protection.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-4-ip-scanning-and-sniffing\"><strong><em>4. IP Scanning and Sniffing<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>Hackers often use scanning tools to find open ports or weak spots across ranges of IP addresses. Once a vulnerable system is found, it can be exploited for unauthorised access.&nbsp;<\/p>\n\n\n\n<p><strong>TIP: <\/strong>Regularly review your firewall rules and disable unused ports or services. We recommend running periodic <strong>security scans<\/strong> to identify and close potential vulnerabilities early.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-5-brute-force-attacks\"><strong><em>5. Brute Force Attacks<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>Attackers use automated programs to guess passwords across a range of IPs, hoping to gain entry to systems or networks through weak credentials.&nbsp;<\/p>\n\n\n\n<p><strong>TIP:<\/strong> Create <strong>strong, unique passwords<\/strong> and enable <strong>two-factor authentication (2FA)<\/strong> wherever possible. This adds a second layer of protection, keeping your account secure even if passwords are compromised.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-6-phishing-and-pharming\"><strong><em>6. Phishing and Pharming<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p><strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Phishing\" target=\"_blank\" rel=\"noreferrer noopener\">Phishing<\/a> <\/strong>tricks users into entering personal data on fake websites that appear legitimate. <strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Pharming\" target=\"_blank\" rel=\"noreferrer noopener\">Pharming<\/a> <\/strong>goes a step further by redirecting users from real websites to fraudulent ones through IP manipulation.&nbsp;<\/p>\n\n\n\n<p><strong>TIP: <\/strong>Always double-check the website address before entering login details or payment information. If an email link feels suspicious, go directly to the official website instead of clicking through.&nbsp;<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-7-zero-day-vulnerabilities\"><strong><em>7. Zero-Day Vulnerabilities<\/em><\/strong>&nbsp;<\/h6>\n\n\n\n<p>These are newly discovered flaws in software or hardware that hackers exploit before the vendor releases a fix. Attackers may target known IPs using vulnerable systems.&nbsp;<\/p>\n\n\n\n<p><strong>TIP: <\/strong>Enable <strong>automatic updates<\/strong> for your operating system, browsers, and applications. This ensures you\u2019re always protected with the latest patches and security improvements.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111111111\"><strong>How to Protect Your IP Address Online&nbsp;<\/strong><\/h2>\n\n\n\n<p>Online security starts with awareness. Simple changes like using a VPN or updating your router firmware can go a long way toward protecting your digital identity.&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11111111111111111\"><strong>Use a <\/strong><a href=\"https:\/\/www.google.com\/search?q=VPN&amp;sca_esv=d14af1df391cf56f&amp;rlz=1C1GCEU_enZA1059ZA1063&amp;sxsrf=AE3TifPMqAVr-WKj_Whe5gf3_OBrOtbfTw%3A1760435873240&amp;ei=oR7uaM-uDt6LhbIPydnEiQk&amp;ved=0ahUKEwiPg__WtqOQAxXeRUEAHcksMZEQ4dUDCBA&amp;uact=5&amp;oq=VPN&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAaAhgDIgNWUE4yCxAAGIAEGJECGIoFMg0QABiABBixAxhDGIoFMgsQABiABBiRAhiKBTIKEAAYgAQYQxiKBTIKEAAYgAQYQxiKBTINEAAYgAQYsQMYQxiKBTIKEAAYgAQYQxiKBTIKEAAYgAQYQxiKBTIKEAAYgAQYQxiKBTIKEAAYgAQYQxiKBUiDEVAAWNANcAF4AZABAJgB2AKgAc8JqgEFMi0yLjK4AQPIAQD4AQGYAgWgAvQJwgIEECMYJ8ICChAjGIAEGCcYigXCAg4QABiABBiRAhiKBRiLA8ICDRAAGIAEGEMYigUYiwPCAhcQLhiABBixAxjRAxjSAxjHARioAxiLA8ICDhAAGIAEGLEDGIoFGIsDwgILEAAYgAQYsQMYiwPCAggQABiABBixA8ICBRAAGIAEmAMAkgcHMS4wLjIuMqAHoxuyBwUyLTIuMrgH8AnCBwUyLTQuMcgHHA&amp;sclient=gws-wiz-serp\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>VPN<\/strong><\/a> to mask your real IP address.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-avoid-public-wi-fi-or-use-encrypted-connections\"><strong>Avoid public Wi-Fi<\/strong> or use encrypted connections.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-update-your-firewall-and-router-software-regularly\"><strong>Update your <\/strong><a href=\"https:\/\/www.google.com\/search?q=+firewall+and+router+software+&amp;sca_esv=d14af1df391cf56f&amp;rlz=1C1GCEU_enZA1059ZA1063&amp;sxsrf=AE3TifMvV6nci_roCioKWUbMuvxWnTFlpA%3A1760437256890&amp;ei=CCTuaIyTNuKDhbIP1cz6MA&amp;ved=0ahUKEwiMt-Lqu6OQAxXiQUEAHVWmHgYQ4dUDCBA&amp;uact=5&amp;oq=+firewall+and+router+software+&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiHiBmaXJld2FsbCBhbmQgcm91dGVyIHNvZnR3YXJlIDIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzINEAAYgAQYsAMYQxiKBTIPEAAYgAQYsAMYQxiKBRgKSOMGULAFWLAFcAF4AZABAJgBAKABAKoBALgBA8gBAPgBAvgBAZgCAaACCZgDAIgGAZAGCpIHATGgBwCyBwC4BwDCBwMyLTHIBwY&amp;sclient=gws-wiz-serp\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>firewall and router software<\/strong><\/a> regularly.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-use-strong-unique-passwords-for-devices-and-accounts\"><strong>Use strong, unique passwords<\/strong> for devices and accounts.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-don-t-share-your-ip-publicly-in-forums-or-posts\"><strong>Don\u2019t share your IP publicly<\/strong> in forums or posts.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-111111111111111111\"><a href=\"https:\/\/www.google.com\/search?q=Enable+Two-Factor+Authentication+%282FA%29+&amp;sca_esv=d14af1df391cf56f&amp;rlz=1C1GCEU_enZA1059ZA1063&amp;sxsrf=AE3TifP8I0JfQkSjNFAeXxAnySvYY3NQmA%3A1760437287552&amp;ei=JyTuaLnAIYawhbIP2rGciAU&amp;ved=0ahUKEwj577H5u6OQAxUGWEEAHdoYB1EQ4dUDCBA&amp;uact=5&amp;oq=Enable+Two-Factor+Authentication+%282FA%29+&amp;gs_lp=Egxnd3Mtd2l6LXNlcnAiJ0VuYWJsZSBUd28tRmFjdG9yIEF1dGhlbnRpY2F0aW9uICgyRkEpIDIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYRzIKEAAYsAMY1gQYR0i6BVDxA1jxA3ABeAGQAQCYAQCgAQCqAQC4AQPIAQD4AQL4AQGYAgGgAgWYAwCIBgGQBgiSBwExoAcAsgcAuAcAwgcDMi0xyAcE&amp;sclient=gws-wiz-serp\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Enable Two-Factor Authentication (2FA)<\/strong><\/a> where possible.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111111111111\"><strong>FAQs&nbsp;<\/strong><\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>What does an IP address do?<\/strong><\/summary>\n<p id=\"htoc-what-does-an-ip-address-do-it-helps-your-device-send-and-receive-information-over-the-internet-by-identifying-it-on-the-network\">It helps your device send and receive information over the internet by identifying it on the network.&nbsp;<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Why does my IP address change?<\/strong>&nbsp;<\/summary>\n<p id=\"htoc-why-does-my-ip-address-change-dynamic-ips-change-automatically-when-your-device-reconnects-or-your-isp-refreshes-your-connection\">Dynamic IPs change automatically when your device reconnects or your ISP refreshes your connection.&nbsp;<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>How can I protect my IP address from hackers?<\/strong>&nbsp;<\/summary>\n<p id=\"htoc-how-can-i-protect-my-ip-address-from-hackers-use-a-vpn-strong-passwords-and-avoid-sharing-your-ip-publicly\">Use a VPN, strong passwords, and avoid sharing your IP publicly.&nbsp;<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>What\u2019s the difference between IPv4 and IPv6?<\/strong>&nbsp;<\/summary>\n<p id=\"htoc-what-s-the-difference-between-ipv4-and-ipv6-ipv4-uses-32-bit-numbers-fewer-combinations-while-ipv6-uses-128-bit-many-more-addresses-available\">IPv4 uses 32-bit numbers (fewer combinations), while IPv6 uses 128-bit numbers (many more addresses available).&nbsp;<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Why was my IP blacklisted?<\/strong>&nbsp;<\/summary>\n<p id=\"htoc-why-was-my-ip-blacklisted-your-ip-may-have-been-used-for-spam-or-suspicious-activity-contact-1-grid-support-to-review-or-request-removal\">Your IP may have been used for spam or suspicious activity. Contact 1-grid Support to review or request removal.&nbsp;<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>What happens if two devices have the same IP?<\/strong>&nbsp;<\/summary>\n<p id=\"htoc-what-happens-if-two-devices-have-the-same-ip-it-can-cause-connection-conflicts-where-one-device-s-data-may-not-reach-the-intended-destination\">It can cause connection conflicts where one device\u2019s data may not reach the intended destination.&nbsp;<\/p>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-11111111111111111111\"><strong>Additional Resources&nbsp;<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/1grid.co.za\/knowledge\/?s=email&amp;ht-kb-search=1&amp;lang=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Email FAQs<\/strong><\/a><strong> <\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/?s=domains&amp;ht-kb-search=1&amp;lang=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Domains FAQs<\/strong><\/a>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/tips-for-choosing-a-great-domain-name\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Choosing a Great Domain Name and Why It Matters for Your Brand Online<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/everything-you-need-to-know-about-domains-at-1-grid\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Everything You Need to Know About Domains at 1-grid<\/strong><\/a>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/getting-started-with-website-builder-at-1-grid\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Getting Started with Website Builder at 1-grid<\/strong><\/a><strong>&nbsp;&nbsp;<\/strong><br><a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-professional-email-from-1grid\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>What is Professional Email from 1-grid?<\/strong><\/a><strong>&nbsp;<\/strong><br><a href=\"https:\/\/1grid.co.za\/knowledge\/why-ssl-the-purpose-of-using-ssl-certificates\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Why SSL? The Purpose of Using SSL Certificates&nbsp;<\/strong><\/a><br><a href=\"https:\/\/1grid.co.za\/knowledge\/?s=DNS&amp;ht-kb-search=1&amp;lang=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Everything You Need to Know About DNS for Your Domain<\/strong><\/a><br><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-update-your-domains-nameservers-at-1-grid\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>How to Update Your Domain\u2019s Nameservers at 1-grid<\/strong><\/a><strong>&nbsp;&nbsp;<\/strong>&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-111111111111111111111\"><strong>Need Additional Support?&nbsp;<\/strong><\/h2>\n\n\n\n<p><strong>We&#8217;re Here to <\/strong><a href=\"https:\/\/1grid.co.za\/knowledge\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Help<\/strong><\/a><strong>:<\/strong>&nbsp;<\/p>\n\n\n\n<p>Understanding an IP address and how this works doesn\u2019t have to feel technical with this easy-to-reference guide. Stuck? Contact our Support Team for clarity and guidance (<a href=\"https:\/\/1grid.co.za\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>https:\/\/1grid.co.za\/contact-us\/<\/strong><\/a>). We&#8217;re ready to see how we can help!&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Your IP address is the foundation of your online identity, connecting you to the world while keeping your digital presence visible and functional.&nbsp;&nbsp;This guide will give you everything you need to know about an IP address because by understanding, monitoring, and protecting it, you strengthen your online security and take&#8230;<\/p>\n","protected":false},"author":21,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"ht-kb-category":[1174],"ht-kb-tag":[],"class_list":["post-33828","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-hosting"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Everything You Need to Know About an IP Address - 1-grid Knowledge Base<\/title>\n<meta name=\"description\" content=\"Understand what an IP address is, why it matters, and how to protect it, as well as, the different types of IP addresses.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/1grid.co.za\/knowledge\/everything-you-need-to-know-about-an-ip-address\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Everything You Need to Know About an IP Address - 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