cortex.ooo - robtex.com
cortex.ooo
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.109.24.64🇷🇺 AS2918262.109.24.0/22 | ||||||
| NS | ns2.masterhost.ru ⭐ | ||||||
| A | 2a00:15f8:a000:12:1:1:2:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48 | ||||||
| PTR | ns2.masterhost.ru | ||||||
| A | 90.156.133.161🇷🇺 MASTERHOST-AS90.156.128.0/20 | ||||||
| PTR | ns2.masterhost.ru | ||||||
| NS | ns.masterhost.ru | ||||||
| A | 2a00:15f8:a000:10:1:1:0:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48 | ||||||
| PTR | ns.masterhost.ru | ||||||
| A | 90.156.136.116🇷🇺 MASTERHOST-AS90.156.128.0/20 | ||||||
| PTR | ns.masterhost.ru | ||||||
| NS | ns1.masterhost.ru | ||||||
| A | 2a00:15f8:a000:11:1:1:1:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48 | ||||||
| PTR | ns1.masterhost.ru | ||||||
| A | 90.156.137.50🇷🇺 MASTERHOST-AS90.156.128.0/20 | ||||||
| PTR | ns1.masterhost.ru | ||||||
| MX | emx.mail.ru ⭐ | ||||||
| A | 94.100.180.180🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| A | 217.69.139.180🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| TXT | mailru-domain: PXgQHvfX67KhrGFm | ||||||
| TXT | v=spf1 redirect=_spf.mail.ru | ||||||
| TXT | _globalsign-domain-verification=etAfCotJ0j_dDeL2PUv2xhJaqVIMdYinwV56_O2j1f | ||||||
| SOA | ns1.masterhost.ruhostmaster@masterhost.ru serial=1790775606 | ||||||
ooo
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.nic.ooo | ||||||
| NS | b.nic.ooo | ||||||
| NS | c.nic.ooo | ||||||
| NS | d.nic.ooo | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1521238538 | ||||||
Same first word
Similar names
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DNS History
5 records (5 active, 0 former)
●NSns.masterhost.ru2026-09-24 → 2026-10-21 · 2 obs
● 2026-10-21 09:00:42
●NSns1.masterhost.ru2026-09-24 → 2026-10-21 · 2 obs
● 2026-10-21 09:00:42
●NSns2.masterhost.ru2026-09-24 → 2026-10-21 · 2 obs
● 2026-10-21 09:00:42
●A62.109.24.642026-09-24 → 2026-10-21 · 2 obs
● 2026-10-21 09:00:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ooo | b.nic.ooo, a.nic.ooo, d.nic.ooo, c.nic.ooo | 8 records |
| cortex.ooo | ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru | - |
✅ Authoritative Response
Server:90.156.137.50
NS records: ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cortex.ooo (unsigned zone)
⏱️ Timing
Total: 2862ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.109.24.64 |
| NS | 3 | ns2.masterhost.ru, ns1.masterhost.ru... |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 3 | _globalsign-domain-verification=etAfCotJ, v=spf1 redirect=_spf.mail.ru... |
| SOA | 1 | ns1.masterhost.ru hostmaster.masterhost. |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (d.nic.ooo, c.nic.ooo, b.nic.ooo...)
Analysis
IP Addresses
cortex.ooo resolves to one IP address: 62.109.24.64.
Name Servers
DNS for cortex.ooo is handled by three authoritative name servers: ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.
cortex.ooo has at least partial name server overlap with other domains, such as mbepk-college.ru, xn----itbmcfibo.xn--p1ai, d8itcorp.com and two others.
Three hostnames — ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru — each have two IP addresses: ns1.masterhost.ru has 90.156.137.50 and 2a00:15f8:a000:11:1:1:1:53, ns2.masterhost.ru has 90.156.133.161 and 2a00:15f8:a000:12:1:1:2:53, and ns.masterhost.ru has 90.156.136.116 and 2a00:15f8:a000:10:1:1:0:53.
Mail Servers
Mail for cortex.ooo is handled by a single mail server, emx.mail.ru.
cortex.ooo uses an identical mail server configuration to several other domains — among them 3dperm.ru, psifestturoppl.ru, restikapro.ru and two more.
cortex.ooo has at least partial mail server overlap with other domains such as vb-komi.ru, automobil-presse.de, vinomaniya.com and two more.
emx.mail.ru has two IP addresses: 94.100.180.180 and 217.69.139.180.