Check-Host.cc

Top-Level Domain

.to

Aggregated statistics for the top-level domain

Apex domains
1,739,565
we've enumerated
Subdomains seen
2,242,612
CT + DNS + brute
TLS certs
2,175
naming .to
Hosting ASNs
15
distinct origins

Domain Distribution

Apex domains with the most known subdomains — large orgs, telecoms, hosters.
Apex Subdomains
mrqz.to 7,973
hcp.to 5,819
vipergirls.to 5,728
me.to 5,324
skladchik.to 3,469
f95zone.to 3,148
need.to 2,605
watchporn.to 2,593
timelog.to 2,516
22.to 2,073
asylumstresser.to 1,998
us.to 1,803
he.to 1,711
fsgo.to 1,655
you.to 1,523
databooter.to 1,375
r.to 1,186
sm.to 1,163
kickme.to 1,162
04.to 1,113
cside.to 981
have.to 953
03.to 952
24.to 945
46.to 938
3.to 926
hard.to 915
viper.to 906
19.to 890
82.to 876
44.to 873
h.to 856
hai.to 813
45.to 808
7.to 774
my.to 744
plctrmm.to 741
94.to 736
imprint.to 736
swee.to 733
had.to 698
d-net.to 695
bux.to 688
trip.to 686
work.to 686
clik.to 679
lovely.to 676
get.to 670
darknet.to 667
quickconect.to 658

Top Certificate Issuers

Issuer (CA) Certs
Let's Encrypt 1,395
Amazon 154
YE2 127
YE1 122
YR1 72
YR2 66
Sectigo 40
Cloudflare 27
DigiCert 21
WR3 18
GlobalSign 12
GoDaddy 9
ZeroSSL 8
Puppet CA: ufd1g-puppetmaster-1.gapt.to 3
Sectigo (Comodo) 3

Top Hosting ASNs

ASN Name .to domains
AS3320 Deutsche Telekom 48,729
AS3215 Orange France 26,508
AS3462 HiNet 24,699
AS3209 Vodafone Germany 24,286
AS16509 Amazon.com 21,269
AS7922 Comcast 20,909
AS12322 Free SAS 16,196
AS4766 KT Corporation (Korea Telecom) 15,861
AS7018 AT&T US - 7018 13,357
AS1136 KPN NL 11,885
AS3303 Swisscom 11,107
AS3352 Telefonica de España 11,086
AS701 Verizon 10,593
AS33915 Vodafone Libertel B.V. 9,642
AS47846 8,854

Tech-Stack Distribution

No Wappalyzer detections

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

Most-resolved apex domains

Apexes resolving to the most distinct A/AAAA records — popularity proxy.

Threat-intel hits

Feed Category Domains
openphish phishing 9
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.