Check-Host.cc

Top-Level Domain

.one

Aggregated statistics for the top-level domain

Apex domains
253,195
we've enumerated
Subdomains seen
657,036
CT + DNS + brute
TLS certs
naming .one
Hosting ASNs
distinct origins

Domain Distribution

Apex domains with the most known subdomains — large orgs, telecoms, hosters.

Top Certificate Issuers

Issuer (CA) Certs
Let's Encrypt 1,439
Amazon 378
YE2 197
YE1 194
YR1 181
YR2 173
WR3 144
Sectigo 102
Cloudflare 95
DigiCert 59
ZeroSSL 46
GlobalSign 42
LiteSSL 40
GoDaddy 33
WR1 9

Top Hosting ASNs

No hosting attribution yet

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

Tech-Stack Distribution

No Wappalyzer detections

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

Threat-intel hits

Feed Category Domains
openphish phishing 36
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.