mfa.su - dns.ninja
mfa.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 | ||||||
| TXT | 1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7gAy3vcLxjXq94TU6 | ||||||
| SOA | ns1.rf.ruhostmaster@mfa.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=650209830 | ||||||
Subdomains
Same first word
Similar names
DNS History
11 records (3 active, 8 former)
○NSns1.domainpage.ru2015-09-20 → 2016-12-31 · 5 obs
● 2015-09-20 22:57:06
● 2016-12-31 12:57:08
○ 2026-02-23 11:36:18
○ 2026-07-14 08:15:54
○NSns1.mfa.su2015-09-20 → 2016-12-31 · 5 obs
● 2015-09-20 22:57:06
● 2016-12-31 12:57:08
○ 2026-02-23 11:36:18
○ 2026-07-14 08:15:54
●NSns1.rf.ru2026-02-23 → 2026-07-14 · 3 obs
● 2026-02-23 11:36:18
● 2026-07-14 08:15:54
○NSns2.domainpage.ru2015-09-20 → 2016-12-31 · 5 obs
● 2015-09-20 22:57:06
● 2016-12-31 12:57:08
○ 2026-02-23 11:36:18
○ 2026-07-14 08:15:54
●NSns2.rf.ru2026-02-23 → 2026-07-14 · 3 obs
● 2026-02-23 11:36:18
● 2026-07-14 08:15:54
○NSparking1.nic.ru2015-08-20 → 2015-08-20 · 3 obs
○ 2015-09-20 22:57:06
○ 2026-07-14 08:15:54
○NSparking2.nic.ru2015-08-20 → 2015-08-20 · 3 obs
○ 2015-09-20 22:57:06
○ 2026-07-14 08:15:54
○A5.188.131.102026-02-23 → 2026-04-09 · 5 obs
● 2026-02-23 11:36:18
● 2026-04-09 14:54:32
○ 2026-04-16 11:07:00
○ 2026-07-14 08:15:54
●A82.97.243.1072026-04-16 → 2026-07-14 · 3 obs
● 2026-04-16 11:07:00
● 2026-07-14 08:15:54
○A89.253.221.932015-09-20 → 2016-12-31 · 5 obs
● 2015-09-20 22:57:06
● 2016-12-31 12:57:08
○ 2026-02-23 11:36:18
○ 2026-07-14 08:15:54
○A91.195.240.932015-08-20 → 2015-08-20 · 3 obs
○ 2015-09-20 22:57:06
○ 2026-07-14 08:15:54
🔍 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 |
| mfa.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 mfa.su (unsigned zone)
⏱️ Timing
Total: 1266ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.97.243.107 |
| NS | 2 | ns2.rf.ru, ns1.rf.ru |
| TXT | 2 | rfru=1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7g, 1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7gAy3vc |
| SOA | 1 | ns1.rf.ru hostmaster.mfa.su |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net...)
Analysis
Hierarchy
mfa.su is the parent domain of ns2.mfa.su and ns1.mfa.su.
IP Addresses
mfa.su points to a single IP number: 82.97.243.107.
Additional host names — omd.su, obmen.peterhof.su, podpiska.su and two others — share IP numbers with mfa.su.
Name Servers
mfa.su is delegated to two name servers: ns1.rf.ru and ns2.rf.ru.
mfa.su shares its name server setup with other domains, including kilovatt.ru, techno-motors.ru, vbilet.ru and two others.
mfa.su has some name servers in common with other domains such as xn--h1aldcgc1f.xn--p1ai, aeroplastik.com and holst.su
These name servers are regularly seen alongside ns1.domeny-rf.ru and ns2.domeny-rf.ru as name servers.
ns1.rf.ru and ns2.rf.ru both resolve to the same single IP address: 80.249.147.221.
ns1.rf.ru and ns2.rf.ru are host names that each point to 80.249.147.221 IP addresses.