• Introduction to the 1-grid App

    We know that managing your online services doesn’t always happen at a desk. The 1-grid App is designed to give you quick access, real-time updates, and peace of mind, wherever you are.  Keep your hosting account, billing, and support always within reach, in your pocket and on-the-go.  This guide introduces the 1-grid App and shows…

  • How to Fix the “Cannot Verify Server Identity” Error

    The “Cannot Verify Server Identity” error typically appears when an email app or device cannot confirm the security certificate of the server it is trying to connect to. While the message may feel alarming, it is actually a protective security feature designed to prevent your data from being intercepted or compromised.  This error is most commonly…

  • 1-grid Scope of Support

    At 1-grid, we want you to always know what type of support you can expect from us. To keep things clear, simple, and empowering, we’ve grouped our support offerings into three categories:  This guide explains each category in easy-to-understand terms, so you always know where we can help and when…

  • What Is Phishing? How It Works and How to Protect Yourself

    Phishing remains one of the most common and deceptive online threats, a tactic that preys on trust and quick reactions.  In this guide, we’ll explain what phishing is, how these scams work, and how to protect yourself and your business from falling victim.  What Is a Phishing Attack?  This is…

  • How To Check If My IP Is Blacklisted and Get It Delisted

    If your emails aren’t delivering or your website feels unreachable, it could be because your IP address has landed on a blacklist, but don’t panic. It’s a common, fixable issue, and it’s easy to check if you’re IP has been blacklisted.  This guide walks you through how to check if…

  • Everything You Need to Know About IP Blacklisting

    If you’ve suddenly noticed that your emails aren’t being delivered or your website access is blocked, your IP address might be blacklisted but it’s not permanent.  IP blacklisting can seem alarming, but there’s no need to worry because it’s fixable! By understanding the cause, following delisting steps, and keeping your systems…

  • Everything You Need to Know About an IP Address

    Your IP address is the foundation of your online identity, connecting you to the world while keeping your digital presence visible and functional.  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…

  • Resolving a MailChannels “550 5.7.1 [IRR] Too Many Invalid Recipients” Error

    If you see a “550 5.7.1 [IRR] Too Many Invalid Recipients” error when sending an email, don’t worry! It’s a temporary protection measure from MailChannels, our outbound firewall partner, helping to keep your domain’s reputation strong by preventing your emails from being flagged as spam.    In this guide, we’ll show…