(sub d -m n ) (n.) Also called a child domain, a domain that is part of a larger domain name in DNS hierarchy. DNS hierarchy consists of the root-level domain at the top, underneath which are the top-level domains, followed by second-level domains and finally subdomains. For example, in the domain name webopedia.internet.com, “webopedia” is a subdomain of the larger second-level domain “internet.com.”
Subdomain
Updated on:

Vangie Beal
Vangie Beal is a freelance business and technology writer covering Internet technologies and online business since the late '90s.
Related Articles
Geotargeting
Geotargeting is a method of delivering data or content to users based on their geographic locations. Depending on the application or platform, companies can...
RSA
A public-key encryption technology developed by RSA Data Security, Inc. The acronym stands for Rivest, Shamir, and Adelman, the inventors of the technique. The...
Vendor
A vendor is an individual or organization that sells goods or services to another individual or organization through a stable economic supply distribution system...
Attachment
An attachment is a file attached to an email message. Many email systems support sending text files as email. If the attachment is a...
Definitions
Geotargeting
Geotargeting is a method of delivering data or content to users based on...
Definitions
Agile Project Management
Agile project management enables business teams to approach their projects and tasks with...
Definitions
Private 5G Network
A private 5G network is a private local area network (LAN) that utilizes...