Check-Host.cc

Top-Level Domain

.ru

Aggregated statistics for the top-level domain

Apex domains
1,585,801
we've enumerated
Subdomains seen
6,797,658
CT + DNS + brute
TLS certs
94,731
naming .ru
Hosting ASNs
distinct origins

Domain Distribution

Apex domains with the most known subdomains — large orgs, telecoms, hosters.
Apex Subdomains
rusff.ru 46,645
e-odin.ru 43,286
crazedns.ru 23,103
fscp.ru 12,730
nerkuda.ru 10,467
dozenvpn.ru 9,577
segodnia.ru 9,340
radiokot.ru 8,683
yell.ru 8,117
digitalserv.ru 7,810
khogov.ru 7,608
favoritexpress.ru 7,107
pulttaxi.ru 6,716
chelyabinsk.ru 6,571
crodd.ru 6,328
fuji.ru 6,128
chel.ru 6,030
958888.ru 5,964
domconect.ru 5,910
10cek.ru 5,895
s0t.ru 5,783
pampadu.ru 5,756
uvauga.ru 5,723
lemoncraft.ru 5,485
photki.ru 5,468
mamavit.ru 5,318
numizmat.ru 5,306
pvpwar.ru 5,259
51bankrot.ru 5,202
lg-host.ru 5,140
abcndex.ru 5,131
aolnk.ru 5,109
gidro-sistema.ru 5,083
nahodyator.ru 5,066
obindex.ru 5,049
tehnomaxplus.ru 5,004
aircom24.ru 4,992
nahodun.ru 4,946
54e.ru 4,830
brandshop.ru 4,741
pergam.ru 4,725
hr-brand.ru 4,705
muzkult.ru 4,611
jour71.ru 4,592
fighttime.ru 4,579
yandex.ru 4,453
technosan.ru 4,414
happybirthdaytoyou.ru 4,400
azhurstal.ru 4,351
joyta.ru 4,347

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.