smi.rt.ru - robtex.com

smi.rt.ru

DNSSEC⚠️ Not signed
A5.143.229.61🇷🇺 ROSTELECOM-AS5.143.229.0/24
A5.143.230.61🇷🇺 ROSTELECOM-AS5.143.230.0/24
MXmx1.cbm.rt.ru ⭐
A46.61.170.128🇷🇺 ROSTELECOM-AS46.61.128.0/17 ROSTELECOM NETS
PTRmx1.cbm.rt.ru
MXmx10.cbm.rt.ru ⭐
A95.167.19.248🇷🇺 ROSTELECOM-AS95.167.0.0/16 ROSTELECOM NETS
PTRmx10.cbm.rt.ru
MXmx11.cbm.rt.ru ⭐
MXmx12.cbm.rt.ru ⭐
A95.167.189.156🇷🇺 ROSTELECOM-AS95.167.0.0/16 ROSTELECOM NETS
PTRmx12.cbm.rt.ru
MXmx13.cbm.rt.ru ⭐
MXmx14.cbm.rt.ru ⭐
A94.25.99.96🇷🇺 ROSTELECOM-AS94.25.0.0/17 ROSTELECOM NETS
PTRmx14.cbm.rt.ru
MXmx15.cbm.rt.ru ⭐
MXmx16.cbm.rt.ru ⭐
A81.177.124.60🇷🇺 ROSTELECOM-AS81.177.96.0/19 ROSTELECOM NETS
PTRmx16.cbm.rt.ru
MXmx17.cbm.rt.ru ⭐
A5.143.239.136🇷🇺 ROSTELECOM-AS5.143.224.0/19 ROSTELECOM NETS
PTRmx17.cbm.rt.ru
MXmx18.cbm.rt.ru ⭐
MXmx2.cbm.rt.ru ⭐
A46.61.217.184🇷🇺 ROSTELECOM-AS46.61.128.0/17 ROSTELECOM NETS
PTRmx2.cbm.rt.ru
MXmx3.cbm.rt.ru ⭐
MXmx4.cbm.rt.ru ⭐
A188.254.32.144🇷🇺 ROSTELECOM-AS188.254.0.0/17 ROSTELECOM NETS
PTRmx4.cbm.rt.ru
MXmx5.cbm.rt.ru ⭐
A188.254.95.252🇷🇺 ROSTELECOM-AS188.254.0.0/17 ROSTELECOM NETS
PTRmx5.cbm.rt.ru
MXmx6.cbm.rt.ru ⭐
A188.128.20.128🇷🇺 ROSTELECOM-AS188.128.0.0/17 ROSTELECOM NETS
PTRmx6.cbm.rt.ru
MXmx7.cbm.rt.ru ⭐
A188.128.21.168🇷🇺 ROSTELECOM-AS188.128.0.0/17 ROSTELECOM NETS
PTRmx7.cbm.rt.ru
MXmx8.cbm.rt.ru ⭐
A188.128.78.0🇷🇺 ROSTELECOM-AS188.128.0.0/17 ROSTELECOM NETS
PTRmx8.cbm.rt.ru
MXmx9.cbm.rt.ru ⭐
A188.128.73.0🇷🇺 ROSTELECOM-AS188.128.0.0/17 ROSTELECOM NETS
PTRmx9.cbm.rt.ru
TXTv=spf1 a mx ip4:195.19.97.139 ip4:195.19.96.102 ip4:5.143.239.136 ip4:46.61.1...
TXTv=spf2.0/pra a mx ip4:195.19.97.139 ip4:195.19.96.102 ip4:5.143.239.136 ip4:4...
TXTyandex-verification: 15f20f2f04818116

rt.ru

DNSSEC⚠️ Not signed
A87.226.162.216🇷🇺 ROSTELECOM-AS87.226.128.0/17 Rostelecom networks
NSns1.rostelecom.ru ⭐
NSns2.rostelecom.ru
NSns4-cloud.nic.ru
NSns4-l2.nic.ru
NSns8-cloud.nic.ru
NSns8-l2.nic.ru
MXmail18.rt.ru ⭐
MXmail180.rt.ru ⭐
MXmail19.rt.ru ⭐
MXmail37.rt.ru ⭐
MXmail41.rt.ru ⭐
MXmail47.rt.ru ⭐
TXTfgkjKLJDflwekjlwke23h
TXT3adcb937-cc37-4225-afbf-4bbe21f7f454
TXTmailru-verification: 6aa936fc8fa13d31
TXTngenix-verification=f1ea5e27d5a0f24ab0ec56ac07e3bdb3
TXTgoogle-site-verification=zWH64Y9ejb3u50SjilOzcUGpnQ3rXUBwU8lGz3ZM51k
TXT_globalsign-domain-verification=nQ9TnFSxWkLSQqkU9iHbbwvEi2WUW-5eoCxP8ufb-b
TXTymSfo82FsyNTXEkyTdIbmBzqN4qY7onwo0PF8w95wOJLHHFBXCiP3dsroMdqyYJdHbO6Oqs1JzSoI...
TXTv=spf1 ip4:188.128.44.19 ip4:188.128.44.18 ip4:87.226.249.41 ip4:87.226.249.4...
SOAns1.rostelecom.ruhostmaster@rt.ru 2026-05-15 #3
WOT: SAFE (86/100)
rank #11429 globally
rank #182 in the tld
Semrush Rank:#55,076 Keywords:3,507 Traffic:36,480/mo
WOT: SAFE (86/100)
📈 Tranco rank: #704
rt.ru - Tranco Rank (30d: ↓-98)595600620640660680700719Apr 5Apr 14Apr 23May 2May 11May 13Rank#606#704

Rostelecom (rt.ru)

Rostelecom is Russia's largest telecommunications company and the national operator for long-distance and international communications. The company was founded in 1993 following the restructuring of the Soviet-era telecommunications system and is majority-owned by the Russian government through various state entities.

Services

Rostelecom provides a comprehensive range of telecommunications services across Russia:

  • Fixed-line telephony - The dominant provider of landline services nationwide
  • Broadband internet - One of Russia's largest ISPs with extensive fiber and DSL coverage
  • Pay television - IPTV and cable TV services under the "Wink" brand
  • Mobile services - Through subsidiary Tele2 Russia
  • Cloud computing and data centers - Enterprise IT infrastructure services
  • Cybersecurity - Through subsidiary Solar Security
  • Government digital services - Operator of e-government platforms including Gosuslugi

Technical Infrastructure

The rt.ru domain is hosted on AS12389 (ROSTELECOM-AS) at IP87.226.162.216in Russia. The domain uses a robust nameserver configuration combining Rostelecom's own servers (ns1.rostelecom.ru,ns2.rostelecom.ru) with NIC.RU cloud infrastructure for redundancy. Mail is handled through six MX servers across the87.226.x.xand188.128.44.xranges.

Note: The domain does not have DNSSEC enabled.

Market Position

Rostelecom ranks #608 globally in the Tranco list, reflecting its position as a major web property. The company operates critical national infrastructure including the digital government portal and maintains one of Russia's largest backbone networks.

PTR for

102.96.19.195.in-addr.arpa

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DNS History

25 records (20 active, 5 former)

20192020202120222023202420252026MXmx1.cbm.rt.rumx10.cbm.rt.rumx11.cbm.rt.rumx12.cbm.rt.rumx13.cbm.rt.rumx14.cbm.rt.rumx15.cbm.rt.rumx16.cbm.rt.rumx17.cbm.rt.rumx18.cbm.rt.rumx2.cbm.rt.rumx3.cbm.rt.rumx4.cbm.rt.rumx5.cbm.rt.rumx6.cbm.rt.rumx7.cbm.rt.rumx8.cbm.rt.rumx9.cbm.rt.rumx.yandex.netA5.143.229.615.143.230.61195.19.97.139213.59.197.19987.242.68.1995.167.23.199
○MXmx.yandex.net2021-01-26 → 2021-01-26 · 3 obs
● 2021-01-26 21:42:48
○ 2026-03-06 07:25:48
○ 2026-05-15 21:15:28
●MXmx1.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx10.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx11.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx12.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx13.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx14.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx15.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx16.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx17.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx18.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx2.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx3.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx4.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx5.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx6.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx7.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx8.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
●MXmx9.cbm.rt.ru2026-03-06 → 2026-05-15 · 3 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
● 2026-05-15 21:15:28
○A195.19.97.1392021-01-26 → 2021-01-26 · 4 obs
○ 2018-07-19 17:53:46
● 2021-01-26 21:42:48
○ 2026-03-06 07:25:48
○ 2026-05-15 21:15:28
○A213.59.197.1992026-03-06 → 2026-03-06 · 4 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
○ 2026-04-08 16:16:38
○ 2026-05-15 21:15:28
●A5.143.229.612026-04-08 → 2026-05-15 · 3 obs
○ 2026-03-06 07:25:48
● 2026-04-08 16:16:38
● 2026-05-15 21:15:28
●A5.143.230.612026-04-08 → 2026-05-15 · 3 obs
○ 2026-03-06 07:25:48
● 2026-04-08 16:16:38
● 2026-05-15 21:15:28
○A87.242.68.192018-07-19 → 2018-07-19 · 3 obs
● 2018-07-19 17:53:46
○ 2021-01-26 21:42:48
○ 2026-05-15 21:15:28
○A95.167.23.1992026-03-06 → 2026-03-06 · 4 obs
○ 2021-01-26 21:42:48
● 2026-03-06 07:25:48
○ 2026-04-08 16:16:38
○ 2026-05-15 21:15:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ruf.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, b.dns.ripn.net...-
rt.runs1.rostelecom.ru, ns2.rostelecom.ru, ns4-l2.nic.ru, ns8-l2.nic.ru...20 records

✅ Authoritative Response

Server:89.104.93.30

NS records: ns1.rostelecom.ru, ns2.rostelecom.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt.ru (unsigned zone)

⏱️ Timing

Total: 947ms | Queries: -

📄 Records

TypeCountSample Data
A25.143.229.61, 5.143.230.61
MX18mx10.cbm.rt.ru (pri: 5), mx18.cbm.rt.ru (pri: 5)...
TXT3yandex-verification: 15f20f2f04818116, v=spf2.0/pra a mx ip4:195.19.97.139 ip4:...

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (ns1.rostelecom.ru, ns2.rostelecom.ru, ns4-l2.nic.ru...)

Analysis

IP Addresses

smi.rt.ru points to two IP numbers: 5.143.229.61 and 5.143.230.61.

Mail Servers

smi.rt.ru is handled by eighteen mail servers: mx10.cbm.rt.ru, mx11.cbm.rt.ru, mx12.cbm.rt.ru, mx13.cbm.rt.ru, mx14.cbm.rt.ru, mx15.cbm.rt.ru, mx16.cbm.rt.ru, mx17.cbm.rt.ru, mx18.cbm.rt.ru, mx1.cbm.rt.ru, mx2.cbm.rt.ru, mx3.cbm.rt.ru, mx4.cbm.rt.ru, mx5.cbm.rt.ru, mx6.cbm.rt.ru, mx7.cbm.rt.ru, mx8.cbm.rt.ru and mx9.cbm.rt.ru.

smi.rt.ru shares at least some mail servers with other domains, for instance wink.rt.ru and azbukainterneta.ru.

Host names with one IP number:

mx10.cbm.rt.ru ->95.167.19.248

mx12.cbm.rt.ru ->95.167.189.156

mx14.cbm.rt.ru ->94.25.99.96

mx16.cbm.rt.ru ->81.177.124.60

mx17.cbm.rt.ru ->5.143.239.136

mx1.cbm.rt.ru ->46.61.170.128

mx2.cbm.rt.ru ->46.61.217.184

mx4.cbm.rt.ru ->188.254.32.144

mx5.cbm.rt.ru ->188.254.95.252

mx6.cbm.rt.ru ->188.128.20.128

mx7.cbm.rt.ru ->188.128.21.168

mx8.cbm.rt.ru ->188.128.78.0

mx9.cbm.rt.ru ->188.128.73.0

Pattern: left index increases by 6; mapped IP is left plus 3.