Check-Host.cc

Top-Level Domain

.to

Aggregated statistics for the top-level domain

Apex domains
1,732,982
we've enumerated
Subdomains seen
2,232,082
CT + DNS + brute
TLS certs
2,172
naming .to
Hosting ASNs
15
distinct origins

Domain Distribution

Apex domains with the most known subdomains — large orgs, telecoms, hosters.
Apex Subdomains
mrqz.to 7,968
hcp.to 5,806
vipergirls.to 5,728
me.to 5,323
skladchik.to 3,458
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 1,800
he.to 1,711
fsgo.to 1,654
you.to 1,520
databooter.to 1,375
r.to 1,186
sm.to 1,163
kickme.to 1,158
04.to 1,113
cside.to 980
have.to 953
03.to 951
24.to 944
46.to 935
3.to 924
hard.to 913
viper.to 905
19.to 889
82.to 874
44.to 873
h.to 856
hai.to 813
45.to 808
7.to 774
my.to 743
plctrmm.to 741
imprint.to 736
94.to 735
swee.to 731
had.to 698
d-net.to 695
bux.to 688
trip.to 686
work.to 686
lovely.to 676
clik.to 675
get.to 669
darknet.to 667
quickconect.to 658

Top Certificate Issuers

Issuer (CA) Certs
Let's Encrypt 1,395
Amazon 155
YE2 126
YE1 122
YR1 71
YR2 65
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 48,567
AS3215 Orange France 26,423
AS3462 HiNet 24,628
AS3209 Vodafone Germany 24,193
AS16509 Amazon.com 21,257
AS7922 Comcast 20,848
AS12322 Free SAS 16,146
AS4766 KT Corporation (Korea Telecom) 15,814
AS7018 AT&T US - 7018 13,310
AS1136 KPN NL 11,839
AS3303 Swisscom 11,072
AS3352 Telefonica de España 11,049
AS701 Verizon 10,561
AS33915 Vodafone Libertel B.V. 9,610
AS47846 8,845

Tech-Stack Distribution

No Wappalyzer detections

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

Threat-intel hits

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