mdt.su - robtex.com
mdt.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.97.243.107🇦🇺 TimeWeb-AS82.97.243.0/24 | ||||||
| NS | ns1.rf.ru ⭐ | ||||||
| A | 80.249.147.221🇷🇺 SELECTEL80.249.144.0/22 -NET | ||||||
| PTR | razina.ru | ||||||
| NS | ns2.rf.ru | ||||||
| A | 80.249.147.221🇷🇺 SELECTEL80.249.144.0/22 -NET | ||||||
| PTR | razina.ru | ||||||
| TXT | rfru=1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7gAy3vcLxjXq94TU6 | ||||||
| SOA | ns1.rf.ruhostmaster@mdt.su 2026-04-14 #4 | ||||||
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=650209820 | ||||||
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
○NSns.mdt.su2015-08-30 → 2018-08-17 · 4 obs
● 2018-08-17 17:22:58
○ 2026-07-09 06:04:44
○ 2026-07-13 11:34:12
●NSns1.rf.ru2026-07-09 → 2026-07-13 · 3 obs
● 2026-07-09 06:04:44
● 2026-07-13 11:34:12
○NSns2.mdt.su2015-08-30 → 2018-08-17 · 4 obs
● 2018-08-17 17:22:58
○ 2026-07-09 06:04:44
○ 2026-07-13 11:34:12
●NSns2.rf.ru2026-07-09 → 2026-07-13 · 3 obs
● 2026-07-09 06:04:44
● 2026-07-13 11:34:12
○NSns3.mdt.su2015-08-30 → 2018-08-17 · 4 obs
● 2018-08-17 17:22:58
○ 2026-07-09 06:04:44
○ 2026-07-13 11:34:12
○A81.1.254.1222015-08-30 → 2017-01-17 · 4 obs
● 2017-01-17 11:29:14
○ 2018-08-17 17:22:58
○ 2026-07-13 11:34:12
●A82.97.243.1072026-07-09 → 2026-07-13 · 3 obs
● 2026-07-09 06:04:44
● 2026-07-13 11:34:12
○A92.53.117.562018-08-17 → 2018-08-17 · 4 obs
● 2018-08-17 17:22:58
○ 2026-07-09 06:04:44
○ 2026-07-13 11:34:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | 10 records |
| mdt.su | ns1.rf.ru, ns2.rf.ru | - |
✅ Authoritative Response
Server:80.249.147.221
NS records: ns1.rf.ru, ns2.rf.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mdt.su (unsigned zone)
⏱️ Timing
Total: 1061ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.97.243.107 |
| NS | 2 | ns1.rf.ru, ns2.rf.ru |
| TXT | 1 | rfru=1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7g |
| SOA | 1 | ns1.rf.ru hostmaster.mdt.su |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net...)
Analysis
IP Addresses
mdt.su has exactly one IP address — 82.97.243.107.
fvi.ru, www.pr-c.ru, geod.ru plus two other host names have IP numbers in common with mdt.su.
Name Servers
mdt.su uses two name servers for its delegation: ns1.rf.ru and ns2.rf.ru.
The name server configuration of mdt.su is shared with other domains, for instance delta-fit.ru, performance-group.ru, xn--90anetcg.xn--p1ai and two others.
mdt.su has at least partial name server overlap with other domains, such as quarz.ru, xn--80ab9b.xn--p1ai, stoff.ru and two others.
It is common to see these name servers used together with name servers ns1.domeny-rf.ru and ns2.domeny-rf.ru.
ns1.rf.ru resolves to 80.249.147.221; ns2.rf.ru resolves to the same IP address, 80.249.147.221.
Both ns1.rf.ru and ns2.rf.ru resolve to 80.249.147.221 IP addresses each.