Domain Name Glossary

A DNS record that maps a domain name to an IPv4 address.

A DNS record that creates an alias from one domain to another.

An email authentication method that adds a digital signature to verify message authenticity.

An email protocol that builds on SPF and DKIM to prevent email spoofing.

The system that translates domain names into IP addresses.

The time it takes for DNS changes to spread across all servers worldwide.

A human-readable address used to access websites on the internet.

Registering a domain without associating it with a website, often displaying ads to generate revenue.

A company authorized to register and manage domain names on behalf of customers.

The process of moving a domain registration from one registrar to another.

The ability of emails to successfully reach recipients' inboxes rather than spam folders.

A DNS record that specifies mail servers responsible for receiving email for a domain.

A server that stores DNS records and responds to queries about domain names.

A domain name with higher-than-standard pricing due to its desirability or value.

An email authentication method that specifies which servers can send email from your domain.

A digital certificate that enables encrypted connections between a web server and browser.

A prefix added to a domain name to create a separate section of a website.

The last segment of a domain name, appearing after the final dot.

A setting that controls how long DNS records are cached before being refreshed.

A public database containing information about domain name registrations.