Check-Host.cc

Top-Level Domain

.to

Aggregated statistics for the top-level domain

Apex domains
1,725,165
we've enumerated
Subdomains seen
2,219,713
CT + DNS + brute
TLS certs
2,165
naming .to
Hosting ASNs
15
distinct origins

Domain Distribution

Apex domains with the most known subdomains — large orgs, telecoms, hosters.
Apex Subdomains
mrqz.to 7,958
hcp.to 5,794
vipergirls.to 5,728
me.to 5,321
skladchik.to 3,439
f95zone.to 3,147
need.to 2,604
watchporn.to 2,593
timelog.to 2,516
22.to 2,073
asylumstresser.to 1,998
us.to 1,793
he.to 1,711
fsgo.to 1,654
you.to 1,520
databooter.to 1,375
r.to 1,186
sm.to 1,162
kickme.to 1,155
04.to 1,113
cside.to 979
have.to 952
03.to 949
24.to 943
46.to 932
3.to 922
hard.to 911
viper.to 905
19.to 887
82.to 874
44.to 872
h.to 856
hai.to 813
45.to 808
7.to 774
plctrmm.to 741
my.to 741
imprint.to 736
94.to 735
swee.to 730
had.to 698
d-net.to 695
bux.to 687
trip.to 685
work.to 684
lovely.to 676
clik.to 675
get.to 669
darknet.to 667
quickconect.to 657

Top Certificate Issuers

Issuer (CA) Certs
Let's Encrypt 1,395
Amazon 154
YE2 122
YE1 121
YR1 69
YR2 65
Sectigo 41
Cloudflare 27
DigiCert 21
WR3 18
GlobalSign 13
GoDaddy 9
ZeroSSL 8
Sectigo (Comodo) 3
Puppet CA: ufd1g-puppetmaster-1.gapt.to 3

Top Hosting ASNs

ASN Name .to domains
AS3320 Deutsche Telekom 48,363
AS3215 Orange France 26,315
AS3462 HiNet 24,519
AS3209 Vodafone Germany 24,076
AS16509 Amazon.com 21,248
AS7922 Comcast 20,774
AS12322 Free SAS 16,089
AS4766 KT Corporation (Korea Telecom) 15,745
AS7018 AT&T US - 7018 13,253
AS1136 KPN NL 11,784
AS3303 Swisscom 11,020
AS3352 Telefonica de España 11,007
AS701 Verizon 10,517
AS33915 Vodafone Libertel B.V. 9,565
AS47846 8,832

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.