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.
3.8B tracked names
3,790,153,691 observed DNS names, indexed and searchable.
26.2% end in .com
.com alone covers 993,412,274 names — the largest single ending in the index.
29.6% use .com, .net, or .org
.com, .net, and .org cover 1,121,506,190 names combined.
8.4M point to localhost
8,415,901 records resolve to 127.0.0.1, ::1, or localhost.