ConceptsSubdomain
Subdomain
A domain that sits below another in the DNS hierarchy, like mail.example.com under example.com. Defenders inventory subdomains, since forgotten or misconfigured ones become attack paths.
7 direct links2 lessons
Concept Neighborhood
Related · bigger circles cover more lessons
Start here
Host
The most substantial related concept here, covered by 8 lessons.
Relatedsorted by lesson coverage
HostStart here
8
lessons
URL
8
lessons
Attack Surface
7
lessons
DNS
3
lessons
TLD
3
lessons
Internet Exposure
1
lesson
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Related Lessons
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