mdou19.ru - robtex.com

mdou19.ru

DNSSEC⚠️ Not signed
A178.237.201.245🇷🇺 CPOSO-AS178.237.201.0/24
PTRvh-node-1.smrhost.ru
NSns1.cposo.ru ⭐
A2a04:7e00:1::105🇷🇺 AS229272000::/3
PTRns1.cposo.ru
A178.237.207.105🇷🇺 CPOSO-AS178.237.207.0/24
PTRns1.cposo.ru
NSns2.cposo.ru
A2a04:7e00::105🇷🇺 CPOSO-AS2a04:7e00::/48
A178.237.201.105🇷🇺 CPOSO-AS178.237.201.0/24
MXmail.mdou19.ru ⭐
A178.237.201.245🇷🇺 CPOSO-AS178.237.201.0/24
PTRvh-node-1.smrhost.ru
TXTv=spf1 ip4:178.237.201.245 ip4:178.237.201.246 ip4:178.237.201.247 a mx ~all
SOAns1.cposo.rudns@cposo.ru 2020-11-02 #30

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4068499

Subdomains

mail.mdou19.ru

Same first word

mdou19.ru

DNS History

7 records (4 active, 3 former)

20192020202120222023202420252026NSns1.cposo.runs2.cposo.runs3.cposo.runs4.cposo.ruMXmail.mdou19.ruA178.237.201.24546.0.241.101
●NSns1.cposo.ru2018-07-28 → 2026-04-13 · 2 obs
● 2018-07-28 00:22:40
● 2026-04-13 13:32:18
●NSns2.cposo.ru2018-07-28 → 2026-04-13 · 2 obs
● 2018-07-28 00:22:40
● 2026-04-13 13:32:18
○NSns3.cposo.ru2018-07-28 → 2018-07-28 · 3 obs
● 2018-07-28 00:22:40
○ 2026-03-12 11:15:26
○ 2026-04-13 13:32:18
○NSns4.cposo.ru2018-07-28 → 2018-07-28 · 3 obs
● 2018-07-28 00:22:40
○ 2026-03-12 11:15:26
○ 2026-04-13 13:32:18
●MXmail.mdou19.ru2018-07-28 → 2026-04-13 · 2 obs
● 2018-07-28 00:22:40
● 2026-04-13 13:32:18
●A178.237.201.2452026-03-12 → 2026-04-13 · 3 obs
○ 2018-07-28 00:22:40
● 2026-03-12 11:15:26
● 2026-04-13 13:32:18
○A46.0.241.1012018-07-28 → 2018-07-28 · 3 obs
● 2018-07-28 00:22:40
○ 2026-03-12 11:15:26
○ 2026-04-13 13:32:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...-
mdou19.runs1.cposo.ru, ns2.cposo.ru2 records

✅ Authoritative Response

Server:178.237.207.105

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdou19.ru (unsigned zone)

⏱️ Timing

Total: 707ms | Queries: -

📄 Records

TypeCountSample Data
A1178.237.201.245
NS2ns1.cposo.ru, ns2.cposo.ru
MX2mail.mdou19.ru (pri: 10), mail.mdou19.ru (pri: 20)
TXT1v=spf1 ip4:178.237.201.245 ip4:178.237.2
SOA1ns1.cposo.ru dns.cposo.ru

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.cposo.ru, ns2.cposo.ru)

Analysis

Hierarchy

mdou19.ru is a parent of mail.mdou19.ru.

IP Addresses

mdou19.ru points to a single IP number: 178.237.201.245.

Other host names, for instance mail.detsad13.ru, mail.xn--11--5cd3cecte0b6d.xn--p1ai, vh.cposo.ru, mail.shkola3-chp.ru and souk-sm.ru share IP numbers with mdou19.ru.

Name Servers

Delegation for mdou19.ru rests with two name servers, ns1.cposo.ru and ns2.cposo.ru.

mdou19.ru shares the same name server setup as other domains, including moksha5.ru, 0.0.0.0.0.0.e.7.4.0.a.2.ip6.arpa, ds320.ru, cvo-samara.ru and school-106.ru.

mdou19.ru at least partially shares name servers with other domains, for instance shkola3-chp.ru, samaraschool13.ru, phvcollege.ru, xn----otbmjq2a.xn--p1ai and jumuro.ru.

These name servers are commonly used alongside ns3.cposo.ru, ns4.cposo.ru, ns1.jumuro.net and ns2.jumuro.net.

Host names with two IP numbers: ns1.cposo.ru points to 2a04:7e00:1::105 and 178.237.207.105; ns2.cposo.ru points to 2a04:7e00::105 and 178.237.201.105.

Mail Servers

mdou19.ru is handled by a single mail server, mail.mdou19.ru.

mail.mdou19.ru points to a single IP: 178.237.201.245.