doc.su - dns.ninja
doc.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.210.104.169🇷🇺 ORG-LVA15-AS91.210.104.0/23 | ||||||
| PTR | ww4.wna.ru | ||||||
| NS | ns2.wna.ru ⭐ | ||||||
| A | 91.210.104.166🇷🇺 ORG-LVA15-AS91.210.104.0/23 | ||||||
| PTR | sr3-165.hostkey.ru | ||||||
| NS | ns.wna.ru | ||||||
| A | 217.150.202.252🇷🇺 RIM2000M-AS217.150.202.0/24 | ||||||
| MX | mx.yandex.ru ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 redirect=_spf.yandex.ru | ||||||
| SOA | ns.wna.rudnsmanager@wna.ru 2011-07-07 #5 | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650210071 | ||||||
⚠️ On DNS blocklist: spam-tlds
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXmx.yandex.ru2015-08-24 → 2026-08-03 · 8 obs
● 2026-06-06 20:25:28
○ 2026-06-09 22:33:20
○ 2026-06-12 12:28:50
● 2026-06-18 10:17:12
○ 2026-06-22 00:53:50
● 2026-07-01 03:00:54
● 2026-08-03 09:19:50
●A91.210.104.1692015-08-24 → 2026-08-03 · 8 obs
● 2026-06-06 20:25:28
○ 2026-06-09 22:33:20
○ 2026-06-12 12:28:50
● 2026-06-18 10:17:12
○ 2026-06-22 00:53:50
● 2026-07-01 03:00:54
● 2026-08-03 09:19:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | 12 records |
| doc.su | ns.wna.ru, ns2.wna.ru | - |
✅ Authoritative Response
Server:217.150.202.252
NS records: ns.wna.ru, ns2.wna.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doc.su (unsigned zone)
⏱️ Timing
Total: 1121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.210.104.169 |
| NS | 2 | ns.wna.ru, ns2.wna.ru |
| MX | 1 | mx.yandex.ru (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.yandex.ru |
| SOA | 1 | ns.wna.ru dnsmanager.wna.ru |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (a.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...)
Analysis
IP Addresses
doc.su points to a single IP number: 91.210.104.169.
Additional host names — mail.cykahaxa.ru, petreid.com, wna.ru and two others — share IP numbers with doc.su.
Name Servers
doc.su has two authoritative name servers — ns2.wna.ru and ns.wna.ru.
doc.su shares its name server setup with other domains, including wna-service.ru, petreid.com, wna.ru and two others.
ns2.wna.ru → 91.210.104.166 and ns.wna.ru → 217.150.202.252: one IP number per host name.
Mail Servers
doc.su has one mail server: mx.yandex.ru.
doc.su shares the same mail server setup as other domains, including noviedoma24.ru, kropt.ru, aigrind.com and two others.
doc.su shares mail servers — at least in part — with other domains, including pavelbeliaev.com, taabs.org, mk-net.ru and two others.
mx.yandex.ru carries two IP numbers: 77.88.21.249 and 2a02:6b8::311.