What are MX records? MX (Mail Exchange) records are DNS (Domain Name System) records that specify the mail servers authorized to receive email on behalf of a domain. They are used to route incoming email to the correct mail server. MX records include a priority value, which determines the order in which mail servers should…
Transport Layer Security (TLS) is a cryptographic protocol designed to provide secure communication over a computer network. It is widely used for securing communications between web browsers and servers, ensuring that data exchanged remains private and integral. What is TLS? How TLS Works 1. Handshake Process The TLS handshake is the process that initiates a…
What is PHP? PHP, which stands for Hypertext Preprocessor, is a widely used open-source server-side scripting language designed primarily for web development. Originally created by Rasmus Lerdorf in 1994, PHP is especially suited for creating dynamic web pages and web applications. It is embedded within HTML, allowing developers to intersperse PHP code within HTML pages,…
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 WordPress WordPress is a popular content management system (CMS) that allows you to create and manage websites and blogs. It’s open-source software, meaning it’s free to use and can be modified and extended by anyone. Here are some key points about WordPress: What Causes A WordPress Session Expired Issue? A “WordPress session expired”…
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:…
What is Disk Space Disk space, also commonly referred to as storage space, refers to the amount of digital storage capacity available on a computer’s hard drive or other storage devices. It is a measure of how much data, including files, documents, applications, and system files, can be stored on a particular storage medium. In…
What is Autoresponder in cPanel Autoresponder is a feature that allows you to set up automatic email replies to incoming messages sent to a specific email address. It’s commonly used to inform senders that you are unavailable or to acknowledge receipt of their message. Here are key points about autoresponders in cPanel: How to Set…
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 SPF and DKIM Records? SPF and DKIM Records: SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail) are email authentication methods that help prevent email spoofing and ensure that emails from your domain are legitimate. DKIM Record: Example of a DKIM record: default._domainkey.yourdomain.com IN TXT “v=DKIM1; k=rsa; p=MIGfMA0G…base64encodedpublickey” How to Repair SPF and…