mail.mdou.ru - robtex.com

mail.mdou.ru

DNSSEC⚠️ Not signed
A91.226.30.3🇷🇺 RTCOMM-AS91.226.30.0/24
NSn.i7.ru ⭐ ⚠️ Not in parent delegation
A91.226.31.82🇷🇺 WORLDSTREAM-191.226.31.0/24
NSs.i7.ru ⚠️ Not in parent delegation
A91.226.30.3🇷🇺 RTCOMM-AS91.226.30.0/24
SOAn.i7.rudns@i7.ru 2014-12-16 #1

mdou.ru

DNSSEC⚠️ Not signed
A91.226.30.3🇷🇺 RTCOMM-AS91.226.30.0/24
NSs.i7.ru ⭐ ⚠️ Not in parent delegation
NSn.i7.ru ⚠️ Not in parent delegation
NSns1.expired.ru ⚠️ Not in zone NS records
NSns2.expired.ru ⚠️ Not in zone NS records
SOAs.i7.rudns@i7.ru 2014-12-16 #1

Previously MX for

mdou.ru

Same first word

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mail.rv.ua
mail.ox.rs
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DNS History

4 records (3 active, 1 former)

20162017201820192020202120222023202420252026NSn.i7.rus.i7.ruA91.226.30.3185.26.123.232
●NSn.i7.ru2026-08-07 → 2026-08-10 · 2 obs
● 2026-08-07 12:04:46
● 2026-08-10 21:57:20
●NSs.i7.ru2026-08-07 → 2026-08-10 · 2 obs
● 2026-08-07 12:04:46
● 2026-08-10 21:57:20
○A185.26.123.2322015-08-03 → 2026-02-15 · 4 obs
● 2015-08-03 17:24:52
● 2026-02-15 07:43:28
○ 2026-02-18 10:12:38
○ 2026-08-10 21:57:20
●A91.226.30.32026-08-07 → 2026-08-10 · 3 obs
○ 2026-02-18 10:12:38
● 2026-08-07 12:04:46
● 2026-08-10 21:57:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rue.dns.ripn.net, a.dns.ripn.net, c.tld-servers.ru, b.dns.ripn.net...-
mdou.runs1.expired.ru, ns2.expired.ru-

✅ Authoritative Response

Server:91.226.30.3

NS records: ns1.expired.ru, ns2.expired.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdou.ru (unsigned zone)

⏱️ Timing

Total: 859ms | Queries: -

📄 Records

TypeCountSample Data
A191.226.30.3
NS2n.i7.ru, s.i7.ru
SOA1s.i7.ru dns.i7.ru

Analysis

IP Addresses

mail.mdou.ru directs to one IP number, which is 91.226.30.3.

Among the host names that share IP numbers with mail.mdou.ru are timehand.ru, www.rus-chess.ru, mail.efte.ru and two others.

Name Servers

DNS delegation for mail.mdou.ru points to two name servers: n.i7.ru and s.i7.ru.

mail.mdou.ru has the same name server delegation as a number of other domains, such as mail.frip.ru, mx1.izhevsk-history.ru, mail.nivapress.ru and two more.

mail.mdou.ru partially shares its NS delegation with several other domains, including medxnet.ru, weno.ru, win64.ru and two others.

These name servers are regularly seen alongside ns1.expired.ru and ns2.expired.ru as name servers.

n.i7.ru resolves to 91.226.31.82. s.i7.ru resolves to 91.226.30.3. Both host names point to a single IP number.