Check-Host.cc

Top-Level Domain

.ru

Aggregated statistics for the top-level domain

Apex domains
we've enumerated
Subdomains seen
CT + DNS + brute
TLS certs
94,731
naming .ru
Hosting ASNs
distinct origins

Domain Distribution

No apex enumerations

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

Top Certificate Issuers

Issuer (CA) Certs
Let's Encrypt 47,493
GlobalSign 12,935
YE2 6,798
YR1 6,709
YE1 6,706
YR2 6,567
Sectigo 264
DigiCert 254
Cloudflare 236
Russian Trusted Sub CA 224
AlphaSSL CA - SHA256 - G4 180
AlphaSSL CA - SHA256 - G2 169
wb.ru 138
HARICA DV TLS RSA 134
Sectigo (Comodo) 120

Top Hosting ASNs

No hosting attribution yet

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

Tech-Stack Distribution

No Wappalyzer detections

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

Threat-intel hits

Feed Category Domains
openphish phishing 55
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.