HOW.IS
?

How is ok.ru?

Looks fine risk 0/100

Registered 28 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 598 ms.

Why

02050100
finecarefulhigh risk
  • ·Nothing in the checks added risk.

Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

How ok.ru looks right now
The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.
Site
200
598 ms
HTTPS
192 d
left on a Hellenic Academic and Research Institutions CA certificate
Age
28 years
registered 1998-11-03
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records4 record types
A217.20.157.145
5.61.21.121
MX10 mxs.mail.ru
NSns3.ok.ru
ns1.ok.ru
ns2.ok.ru
TXTgoogle-site-verification=YzQ0R16gjSTb1agD8LvkQ2AMlXcrPn_IS9wj8Lovd7M
mailru-verification: 4f4ac5123de41e20
_globalsign-domain-verification=hyG8ZuHS3igfmZRnDwWCgCcP_M87sPi_KnJ11zpCVO
_globalsign-domain-verification=upQWAiWgl9ghkHatFjyw-BEJkU-1UVnsOIEkP6wC39
mailru-verification: 000ee422012001f4
mailru-verification: b528448d3bf1dbea
_globalsign-domain-verification=DlOK4vaNNgPTIFOajXiZp-OdQ2N4oSRvcWN6QDXP5z
mailru-verification: 432f8720b192812c
google-site-verification=hfmT3vbIz_5hRvk9oeE0uIaXA18XY4RStPddIlVifiQ
HARICA-CAvqAE2foWlJKppVxaI
mailru-verification: c54cac0033fe5771
yandex-verification: 72c290082879917b
yandex-verification: 7fe1bb8a552ceb32
spf2.0/mfrom,pra ip4:217.20.144.0/20 ip4:5.61.16.0/21 ip4:185.16.244.0/22 ip4:185.16.148.0/22 ip4:185.100.104.0/22 ip4:188.93.58.115/32 ip4:217.69.129.234/32 ip4:188.93.56.178/32 ip4:188.93.56.179/32 include:astrum-nival.com ip4:178.22.88.131 ip4:188.93.63.75 ip4:95.163.40.8/29 include:_spf.mail.ru include:_spf.notify.mail.ru include:senderid.unisender.com ~all
HARICA-myMy1buhR4BHeH6efeU
google-site-verification=Ulruf8YYkR5p9-2klauDQNcJNSXgLzqmpqZuu3btFzE
mailru-verification: 0ec15abd420c666e
google-site-verification=j-yEdmca2KoStcc5q-aEBlyDjOcxLqDm5bDqOAYIhoY
HARICA-BikYRETep3cbQtouTna
yandex-verification: 0e517f20a1c65405
facebook-domain-verification=20zoxd8vljdt1j42fswju4pushgv41
_globalsign-domain-verification=AJ2DeQYTm2pZ_AD24ZK4J7YgjqWNjxyPXCwZYt9bZh
v=spf1 ip4:217.20.144.0/20 ip4:5.61.16.0/21 ip4:185.16.244.0/22 ip4:185.16.148.0/22 ip4:185.100.104.0/22 ip4:188.93.58.115/32 ip4:217.69.129.234/32 ip4:188.93.56.178/32 ip4:188.93.56.179/32 include:astrum-nival.com ip4:178.22.88.131 ip4:188.93.63.75 ip4:95.163.40.8/29 include:_spf.mail.ru include:_spf.notify.mail.ru include:spf.unisender.com ~all
RegistrationRU-CENTER-RU
registrarRU-CENTER-RU
registered1998-11-03
nameserversns1.ok.ru. 5.61.23.9 ns2.ok.ru. 217.20.156.50 ns3.ok.ru. 217.20.155.93
HTTPS certificate192 days left
validyes
issuerHellenic Academic and Research Institutions CA
covers*.ok.ru, ok.ru, *.okli.su, okli.su, *.odnoklasniki.ru, odnoklasniki.ru, *.tt.me, tt.me, *.odnoklassniki.ru, odnoklassniki.ru, *.m.ok.ru, m.ok.ru
protocolTLSv1.3
issued 2026-10-19expires 2027-05-06
DNSSECinsecure

Domain is not signed with DNSSEC

. → ru → ok.ru
Email authenticationexcellent
SPFpass v=spf1 ip4:217.20.144.0/20 ip4:5.61.16.0/21 ip4:185.16.244.0/22 ip4:185.16.148.0/22 ip4:185.100.104.0/22 ip4:188.93.58.115/32 ip4:217.69.129.234/32 ip4:188.93.56.178/32 ip4:188.93.56.179/32 include:astrum-nival.com ip4:178.22.88.131 ip4:188.93.63.75 ip4:95.163.40.8/29 include:_spf.mail.ru include:_spf.notify.mail.ru include:spf.unisender.com ~all
DMARCpass policy reject
DKIMfound: default, s1

Whether mail claiming to be from this domain can be checked as genuine.

Security scoregrade B · 150/205
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
30/45missing: CAA Records, DKIM Presence
Advanced Security
15/25missing: Mail Server Configuration, IPv6 Support
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 8 lookups
SURBL MultidomainURIBL MultidomainSpamCop217.20.157.145Barracuda217.20.157.145UCEPROTECT Level 1217.20.157.145SpamCop5.61.21.121Barracuda5.61.21.121UCEPROTECT Level 15.61.21.121

Green: clean. Red: listed. Grey: the list did not answer.

Ask it yourself

Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.

curl "https://how.is/v1/domain/trust?domain=ok.ru" \ -H "Authorization: Bearer $HOWIS_KEY" # or pay per call in USDC (x402), no key: the 402 tells your agent the price curl -i "https://how.is/v1/domain/profile?domain=ok.ru"

MCP: add https://how.is/mcp to Claude, Codex or Cursor (one-line install) and ask for domain_trust on ok.ru. Reference: /llms.txt.

Watch ok.ru. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.

Watch — $1 / 30 days