Nameserver Changes Don’t Propagate Nameserver changes are essential for directing your domain to the correct hosting server. However, if these changes don’t propagate as expected, it can disrupt your website, emails, and other services. Here’s a guide to help you resolve this issue step by step. 1. Understanding DNS Propagation What Is DNS Propagation? DNS…
What is Subdomain A subdomain is a domain that is part of a larger main domain (or parent domain). It is used to organize and navigate to different sections of a website, often representing different areas or functions. Subdomains are created by adding a prefix to the main domain name, separated by a dot. Example…
What is 401 Error A 401 error, officially known as “401 Unauthorized,” occurs when a client attempts to access a resource on a server but fails to provide valid authentication credentials. It indicates that the request has not been applied because it lacks valid authentication credentials for the target resource. What Causes HTTP 401 Unauthorized…
What is Reseller Hosting? Reseller hosting is a type of web hosting service where an individual or a company purchases hosting resources from a hosting provider in bulk and then sells or rents them to their own customers. Essentially, the reseller acts as an intermediary between the hosting provider and the end-users, offering hosting services…
Exim vs Dovecot are both software components commonly used in email server setups, but they serve different purposes. Exim is a mail transfer agent (MTA), responsible for routing and delivering email, while Dovecot is an Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) server, responsible for handling incoming mail and providing access to…
What is IP? An IP, or Internet Protocol, is a set of rules that govern how data packets are sent and received over the internet. It provides a unique address for devices connected to a network, allowing them to communicate with each other. IP addresses can be either IPv4 (e.g., 192.168.1.1) or IPv6 (e.g., 2001:0db8:85a3:0000:0000:8a2e:0370:7334),…
What is WordPress WordPress is a popular and widely used content management system (CMS) that allows users to create and manage websites and blogs. It provides a user-friendly interface for building and customizing websites without requiring extensive technical knowledge. WP is open-source software, which means it is freely available for anyone to use, modify, and…
What is ModSecurity? ModSecurity is an open-source web application firewall (WAF) module that provides security for web applications by monitoring and filtering HTTP traffic between a web application and the internet. It works as an intermediary between web servers and clients, inspecting incoming and outgoing HTTP requests and responses to detect and block malicious or…
What is Django? Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design. Developed and maintained by the Django Software Foundation, it follows the “batteries-included” philosophy, providing developers with a comprehensive set of tools and libraries to build web applications quickly and efficiently. Key features of Django include: Types of…
What is Dedicated Server A dedicated server is a type of hosting service where an entire server is allocated to a single client. This server is not shared with any other clients, providing the user with full control over the server’s resources and configurations. Here are some key features and benefits of a dedicated server:…