Check-Host.cc

Top-Level Domain

.at

Aggregated statistics for the top-level domain

Apex domains
we've enumerated
Subdomains seen
CT + DNS + brute
TLS certs
11,862
naming .at
Hosting ASNs
distinct origins

Domain Distribution

No apex enumerations

No subdomain discoveries yet for .at. Our CT-log + DNS-brute crawlers populate this as they pick up domains.

Top Certificate Issuers

Issuer (CA) Certs
Let's Encrypt 5,031
DigiCert 1,146
Sectigo 934
YR1 619
YR2 560
Amazon 459
GEANT TLS RSA 1 442
YE1 318
YE2 301
GlobalSign 300
GoDaddy 220
GoDaddy (Starfield) 105
GEANT TLS ECC 1 83
ZeroSSL 80
Certum 65

Top Hosting ASNs

No hosting attribution yet

Forward-DNS crawler hasn't resolved enough .at apexes to BGP-attributable IPs.

Tech-Stack Distribution

No Wappalyzer detections

Body-fetcher hasn't covered enough .at sites yet for stack patterns to emerge.

Threat-intel hits

Feed Category Domains
openphish phishing 29
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.