Search Our Database

Error :”551 5.1.1 recipient is not exist”

Introduction When sending outbound emails, you may receive a bounce-back error indicating that the recipient address is invalid or not found. A typical example of this error is: Error: A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: SMTP

FAQ: Why Can’t Some DNS Records Be Proxied?

FAQ: Why Can’t Some DNS Records Be Proxied? Why can’t I enable proxying (Cloudflare) for certain DNS records like MX, TXT, or NS? Not all record types support proxying. Records such as MX, TXT, and NS must remain DNS-only (grey cloud), as proxying these can break email or service delivery. Explanation: Some DNS record types

How to remove auto recurring payment in the Customer Portal

Introduction This guide is intended for IP ServerOne customers who wish to disable the auto-renewal feature for their services. Whether you’re planning to discontinue a service, switch to a different payment method, or simply prefer to manage renewals manually, turning off auto-recurring payments gives you greater control over your billing preferences. You can disable auto-renewal

How to enable auto recurring payment in the Customer Portal

Introduction Managing your services effectively is essential to avoid interruptions, especially for time-sensitive renewals. By enabling auto-renewal through the IP ServerOne Customer Portal, your services will remain active without requiring manual intervention. This guide will walk you through the simple steps to activate and manage auto-renewal for your services. Enabling auto-renewal ensures seamless payments, prevents

How to check visitors for your domain in cPanel?

📘 Introduction Monitoring website visitors helps you understand your site’s traffic, including where your visitors come from, which pages they view, and how often they visit. If you’re using cPanel for your hosting, there are built-in tools such as Visitors, Awstats, and Webalizer that allow you to view this data directly. This guide will show

How to check open port via SSH

Introduction To check the firewall status and determine which ports are open or blocked on a Linux system, there are several tools and commands available. The specific method depends on the type of firewall installed and in use on your system. Knowing how to check the firewall status and port accessibility is crucial for managing

How to create login keys in Direct Admin (Evolution skin)?

Introduction Login Keys in DirectAdmin allow you to generate secure API or user access tokens without needing to share your actual account password. These keys are useful for automation scripts, third-party integrations, and remote API requests, especially when operating in a secure environment. This guide will walk you through the process of creating a Login

FAQ: Is Acorn Recovery included in all of your plans?

Is Acorn Recovery included in all of your plans? Acorn Recovery is not included by default in all plans. Instead, it is available as an add-on service that can be integrated with selected IP ServerOne services, such as: NovaCloud Hosting Private Cloud Colocation Bare Metal Solution This service is ideal for businesses that need reliable