rt-ib.su - robtex.com
rt-ib.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=650208459 | ||||||
Same first word
Similar names
tri-b.co.ke |
bit-r.com |
tr-ib.com |
ti-br.com |
rt-bi.nl |
br-it.ru |
br-it.co.uk |
b-rit.com |
br-it.de |
r-bit.ru |
rb-it.com |
ib-rt.ru |
DNS History
9 records (9 active, 0 former)
●NSns4-cloud.nic.ru2026-03-13 → 2026-03-23 · 2 obs
● 2026-03-23 10:19:00
●NSns8-cloud.nic.ru2026-03-13 → 2026-03-23 · 2 obs
● 2026-03-23 10:19:00
●MXmx01.nicmail.ru2026-03-13 → 2026-03-23 · 2 obs
● 2026-03-23 10:19:00
●MXmx02.nicmail.ru2026-03-13 → 2026-03-23 · 2 obs
● 2026-03-23 10:19:00
●MXmx03.nicmail.ru2026-03-13 → 2026-03-23 · 2 obs
● 2026-03-23 10:19:00
●A31.13.33.682026-03-13 → 2026-03-23 · 2 obs
● 2026-03-23 10:19:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| rt-ib.su | ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru... | - |
✅ Authoritative Response
Server:91.217.21.20
NS records: ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rt-ib.su (unsigned zone)
⏱️ Timing
Total: 840ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.13.33.68 |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| MX | 3 | mx02.nicmail.ru (pri: 5), mx01.nicmail.ru (pri: 10)... |
| SOA | 1 | ns3-l2.nic.ru dns.nic.ru |
Analysis
IP Addresses
rt-ib.su resolves to a single IP: 31.13.33.68.
Name Servers
rt-ib.su delegates to five name servers: ns3-l2.nic.ru, ns4-cloud.nic.ru, ns4-l2.nic.ru, ns8-cloud.nic.ru and ns8-l2.nic.ru.
rt-ib.su shares some name servers with other domains, for example binnopharmgroup.ru, ckbsva.ru, novnp.ru, mti-nn.ru and npcgranat.ru.
These name servers are often used together with ns3.nic.ru, ns4.nic.ru and ns8.nic.ru.
Host names with six IP numbers:
ns4-cloud.nic.ru points to: 89.104.93.30, 89.104.93.33, 89.104.93.34, 89.104.95.30, 89.104.95.33 and 89.104.95.34
ns8-cloud.nic.ru points to: 89.104.93.31, 89.104.93.35, 89.104.93.36, 89.104.95.31, 89.104.95.35 and 89.104.95.36
Host names with one IP number:
ns3-l2.nic.ru points to: 193.232.146.1
ns4-l2.nic.ru points to: 91.217.20.20
ns8-l2.nic.ru points to: 91.217.21.20
Mail Servers
rt-ib.su is handled by three mail servers: mx01.nicmail.ru, mx02.nicmail.ru and mx03.nicmail.ru.
rt-ib.su shares some mail servers with other domains, at least partially; for instance umniki.net, pk-sakhalin.ru, konigmoto.ru, peresvet-gh.ru and polkovodets.com.
Host names with four IP numbers:
The host name mx01.nicmail.ru points to: 91.189.116.13, 91.189.116.14, 91.189.116.15 and 91.189.116.16.
The host name mx02.nicmail.ru points to: 91.189.116.13, 91.189.116.14, 91.189.116.15 and 91.189.116.16.
Host names with one IP number:
The host name mx03.nicmail.ru points to: 91.189.116.16.
Host names that point to 91.189.116.13: mx01.nicmail.ru and mx02.nicmail.ru.
Host names that point to 91.189.116.14: mx01.nicmail.ru and mx02.nicmail.ru.
Host names that point to 91.189.116.15: mx01.nicmail.ru and mx02.nicmail.ru.
Host names that point to 91.189.116.16: mx01.nicmail.ru, mx02.nicmail.ru and mx03.nicmail.ru.