HOW.IS
?

How is rt.ru?

Be careful risk 20/100

Registered 30 years ago, on no blocklists we checked, no valid HTTPS certificate, the site did not answer (timed out).

Why

02050100
finecarefulhigh risk
  • +20No valid HTTPS certificate.

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

Site
down
timed out
HTTPS
invalid
Connection timed out
Age
30 years
registered 1997-01-14
Blocklists
0
listings across 4 lists; 1 did not answer

Everything we looked at

DNS records4 record types
A87.226.162.216
MX5 mx102.rt.ru
5 mx103.rt.ru
5 mx54.rt.ru
5 mx55.rt.ru
5 mx53.rt.ru
5 mx101.rt.ru
NSns8-cloud.nic.ru
ns2.rostelecom.ru
ns4-cloud.nic.ru
ns1.rostelecom.ru
ns4-l2.nic.ru
ns8-l2.nic.ru
TXT_globalsign-domain-verification=nQ9TnFSxWkLSQqkU9iHbbwvEi2WUW-5eoCxP8ufb-b
mailru-verification: 6aa936fc8fa13d31
ngenix-verification=f1ea5e27d5a0f24ab0ec56ac07e3bdb3
tci-dcv=94c778b7d79b779e20cc317068248075066d7be1641a3c8f6237558e52551584
google-site-verification=zWH64Y9ejb3u50SjilOzcUGpnQ3rXUBwU8lGz3ZM51k
ymSfo82FsyNTXEkyTdIbmBzqN4qY7onwo0PF8w95wOJLHHFBXCiP3dsroMdqyYJdHbO6Oqs1JzSoIhpORarYkw==
fgkjKLJDflwekjlwke23h
54ccb68b-7404-42eb-8275-ad686081ea88
v=spf1 ip4:188.128.44.19 ip4:188.128.44.18 ip4:87.226.249.41 ip4:87.226.249.47 ip4:213.59.226.231 ip4:212.122.5.140 ip4:87.226.249.18 ip4:188.128.44.37 ip4:87.226.249.90 ip4:87.226.249.117 ip4:87.226.249.120 ip4:188.128.44.101 ip4:188.128.44.102 ip4:188.128.44.103 -all
3adcb937-cc37-4225-afbf-4bbe21f7f454
HARICA-q9NI1GdEMLl5m01MQHN
srhjwekrhj2khrjkkjhkjaf
RegistrationRU-CENTER-RU
registrarRU-CENTER-RU
registered1997-01-14
nameserversns1.rostelecom.ru. ns2.rostelecom.ru. ns4-cloud.nic.ru. ns4-l2.nic.ru. ns8-cloud.nic.ru. ns8-l2.nic.ru.
HTTPS certificatenot valid
validno
problemConnection timed out
DNSSECinsecure

Domain is not signed with DNSSEC

. → ru → rt.ru
Email authenticationgood
SPFpass v=spf1 ip4:188.128.44.19 ip4:188.128.44.18 ip4:87.226.249.41 ip4:87.226.249.47 ip4:213.59.226.231 ip4:212.122.5.140 ip4:87.226.249.18 ip4:188.128.44.37 ip4:87.226.249.90 ip4:87.226.249.117 ip4:87.226.249.120 ip4:188.128.44.101 ip4:188.128.44.102 ip4:188.128.44.103 -all
DMARCpass policy quarantine
DKIMnone of 1 common selectors

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

Security scoregrade B · 160/205
Basic Security
20/40missing: DNSSEC Enabled
Record Security
30/45missing: CAA Records, DKIM Presence
Advanced Security
15/25missing: SOA Record Configuration, IPv6 Support
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 5 lookups
SURBL MultidomainURIBL MultidomainSpamCop87.226.162.216Barracuda87.226.162.216UCEPROTECT Level 187.226.162.216

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=rt.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=rt.ru"

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

Watch rt.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