What are Spin Tags and how to use them?
In email marketing, spin tags (also known as merge tags or dynamic tags) are placeholders used to personalize emails. These tags are typically used within the email's subject line, body,…
What is BIMI?
BIMI, short for Brand Indicators for Message Identification, is an email specification designed to enhance the visual representation of brands in email inboxes. When implemented, BIMI allows authenticated email messages…
What is rDNS?
rDNS stands for Reverse Domain Name System, also known as reverse DNS or PTR (Pointer) records. While the regular DNS translates domain names to IP addresses, rDNS performs the opposite…
What is a hostname?
A hostname is a label assigned to a device connected to a computer network. It serves as a human-readable identifier for the device, allowing users to easily refer to and…
What are AAAA records?
AAAA records, also known as IPv6 address records, are a type of DNS (Domain Name System) record used to map a domain name to an IPv6 address. Just like A…
What are A records?
A records, or Address records, are one of the most fundamental types of DNS (Domain Name System) records used to translate domain names into IP addresses. An A record maps…
What are DNS records?
DNS (Domain Name System) records are a set of instructions stored on DNS servers that help translate human-readable domain names (like example.com) into machine-readable IP addresses (such as 192.0.2.1) and…
What is swap?
In computer science and operating systems, "swap" refers to the process of moving data between the Random Access Memory (RAM) and the hard drive or solid-state drive (SSD) to free…
What is IPv6?
IPv6, or Internet Protocol version 6, is the most recent version of the Internet Protocol (IP) that is used to identify and locate devices on a network. It is designed…
What is IPv4?
IPv4, or Internet Protocol version 4, is the fourth version of the Internet Protocol (IP) that is used to identify and locate devices on a network. It is the foundational…