primary.su - robtex.com
primary.su
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650209910 | ||||||
Previously NS for
Same first word
Similar names
DNS History
16 records (11 active, 5 former)
●NSns.masterhost.ru2015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
●NSns1.masterhost.ru2015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
●NSns2.masterhost.ru2015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
●A2a00:15f8:a000:5:1:11:6:bd792015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
●A2a00:15f8:a000:5:1:12:6:bd792015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
●A2a00:15f8:a000:5:1:13:6:bd792015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
●A2a00:15f8:a000:5:1:14:6:bd792015-09-03 → 2026-07-21 · 2 obs
● 2026-07-21 00:57:56
○A90.156.201.1002015-09-03 → 2017-09-28 · 4 obs
● 2017-09-28 04:45:38
○ 2026-02-14 23:22:12
○ 2026-07-21 00:57:56
○A90.156.201.112017-09-14 → 2017-09-28 · 5 obs
● 2017-09-14 12:06:34
● 2017-09-28 04:45:38
○ 2026-02-14 23:22:12
○ 2026-07-21 00:57:56
●A90.156.201.1142026-02-14 → 2026-07-21 · 3 obs
● 2026-02-14 23:22:12
● 2026-07-21 00:57:56
●A90.156.201.1172026-02-14 → 2026-07-21 · 3 obs
● 2026-02-14 23:22:12
● 2026-07-21 00:57:56
○A90.156.201.152015-09-03 → 2016-12-18 · 4 obs
● 2016-12-18 18:14:00
○ 2017-09-14 12:06:34
○ 2026-07-21 00:57:56
●A90.156.201.322026-02-14 → 2026-07-21 · 3 obs
● 2026-02-14 23:22:12
● 2026-07-21 00:57:56
●A90.156.201.802026-02-14 → 2026-07-21 · 3 obs
● 2026-02-14 23:22:12
● 2026-07-21 00:57:56
○A90.156.201.882015-09-03 → 2017-09-28 · 4 obs
● 2017-09-28 04:45:38
○ 2026-02-14 23:22:12
○ 2026-07-21 00:57:56
○A90.156.201.982015-09-03 → 2017-09-28 · 4 obs
● 2017-09-28 04:45:38
○ 2026-02-14 23:22:12
○ 2026-07-21 00:57:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | - |
| primary.su | ns.masterhost.ru, ns2.masterhost.ru, ns1.masterhost.ru | - |
✅ Authoritative Response
Server:90.156.133.161
NS records: ns.masterhost.ru, ns2.masterhost.ru, ns1.masterhost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for primary.su (unsigned zone)
⏱️ Timing
Total: 1362ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 90.156.201.32, 90.156.201.114... |
| AAAA | 4 | 2a00:15f8:a000:5:1:11:6:bd79, 2a00:15f8:a000:5:1:13:6:bd79... |
| NS | 3 | ns.masterhost.ru, ns1.masterhost.ru... |
| SOA | 1 | ns1.masterhost.ru hostmaster.masterhost. |
Analysis
IP Addresses
primary.su has 8 IP addresses — 90.156.201.32, 90.156.201.80, 90.156.201.114 and 5 more.
esrc.ru, bijsk.inteltest.ru, www.a-franch.ru and two other host names share IP numbers with primary.su.
Name Servers
primary.su carries NS records delegating to ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.
primary.su shares at least some of its name servers with other domains, including biokompleks.ru, spcis.ru, m-stone.su and two others.
ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru are three hostnames that each resolve to a pair of IP addresses: ns1.masterhost.ru to 90.156.137.50 and 2a00:15f8:a000:11:1:1:1:53, ns2.masterhost.ru to 90.156.133.161 and 2a00:15f8:a000:12:1:1:2:53, and ns.masterhost.ru to 90.156.136.116 and 2a00:15f8:a000:10:1:1:0:53.