Subdomain intelligence for external attack surface research.
Product scope.
Subdomain search
Query domains and export discovered names.
Bucket search
Search supported public cloud storage providers.
API access
Generate keys and use bearer-token requests.
What the index holds.
3.9B tracked names
3,926,685,643 observed DNS names, indexed and searchable.
26.9% end in .com
.com alone covers 1,057,223,936 names — the largest single ending in the index.
30.4% use .com, .net, or .org
.com, .net, and .org cover 1,194,184,880 names combined.
8.7M point to localhost
8,731,245 records resolve to 127.0.0.1, ::1, or localhost.