cmc.su - dns.ninja
cmc.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 | 8WHBjuBq5UNQ1Peq571OjmZBp1yAzuOopIg5cpWEL8OzfdV2g2 | ||||||
| SOA | ns1.rf.ruhostmaster@cmc.su 2026-04-14 #4 | ||||||
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=650210212 | ||||||
Subdomains
mail.cmc.su |
Same first word
Similar names
DNS History
18 records (3 active, 15 former)
○NSbuzuluk.ens.mail.ru2020-11-17 → 2020-11-17 · 4 obs
● 2020-11-17 08:27:52
○ 2021-07-15 07:11:58
○ 2026-08-15 02:44:22
○NSdns.fastdns24.com2015-06-18 → 2017-09-21 · 8 obs
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
○NSdns2.fastdns24.org2015-09-13 → 2017-09-21 · 9 obs
● 2015-09-13 17:31:26
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
○NSdns3.fastdns24.eu2015-09-13 → 2017-09-21 · 9 obs
● 2015-09-13 17:31:26
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
○NSdns4.fastdns24.link2015-09-13 → 2017-09-21 · 9 obs
● 2015-09-13 17:31:26
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
○NSns1.fastvps.ru2015-06-18 → 2017-09-21 · 9 obs
○ 2015-09-13 17:31:26
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
●NSns1.rf.ru2021-07-15 → 2026-08-15 · 3 obs
● 2021-07-15 07:11:58
● 2026-08-15 02:44:22
○NSns2.fastvps.ru2015-06-18 → 2015-06-18 · 3 obs
○ 2015-09-13 17:31:26
○ 2026-08-15 02:44:22
●NSns2.rf.ru2021-07-15 → 2026-08-15 · 3 obs
● 2021-07-15 07:11:58
● 2026-08-15 02:44:22
○NSns3.fastvps.ru2015-06-18 → 2015-06-18 · 3 obs
○ 2015-09-13 17:31:26
○ 2026-08-15 02:44:22
○NSns4.fastvps.ru2015-06-18 → 2015-06-18 · 3 obs
○ 2015-09-13 17:31:26
○ 2026-08-15 02:44:22
○NSperm.ens.mail.ru2020-11-17 → 2020-11-17 · 4 obs
● 2020-11-17 08:27:52
○ 2021-07-15 07:11:58
○ 2026-08-15 02:44:22
○MXemx.mail.ru2020-11-17 → 2020-11-17 · 4 obs
● 2020-11-17 08:27:52
○ 2021-07-15 07:11:58
○ 2026-08-15 02:44:22
○MXmail.cmc.su2015-06-18 → 2017-09-21 · 8 obs
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
○A159.253.18.622015-06-18 → 2017-09-21 · 8 obs
● 2016-09-29 02:32:14
○ 2016-12-07 21:15:40
○ 2016-12-10 20:53:46
● 2016-12-19 15:09:56
● 2017-09-21 20:35:12
○ 2020-11-17 08:27:52
○ 2026-08-15 02:44:22
○A188.120.234.752020-11-17 → 2020-11-17 · 4 obs
● 2020-11-17 08:27:52
○ 2021-07-15 07:11:58
○ 2026-08-15 02:44:22
○A5.188.131.102021-07-15 → 2026-04-14 · 5 obs
● 2021-07-15 07:11:58
● 2026-04-14 16:46:04
○ 2026-05-04 09:21:42
○ 2026-08-15 02:44:22
●A82.97.243.1072026-05-04 → 2026-08-15 · 3 obs
● 2026-05-04 09:21:42
● 2026-08-15 02:44:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | - |
| cmc.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 cmc.su (unsigned zone)
⏱️ Timing
Total: 690ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.97.243.107 |
| NS | 2 | ns1.rf.ru, ns2.rf.ru |
| TXT | 1 | 8WHBjuBq5UNQ1Peq571OjmZBp1yAzuOopIg5cpWE |
| SOA | 1 | ns1.rf.ru hostmaster.cmc.su |
Analysis
Hierarchy
mail.cmc.su is a subdomain of cmc.su.
IP Addresses
cmc.su points to a single IP number: 82.97.243.107.
Additional host names — mail.xn--e1awde0a2a.xn--p1ai, xn--k1anl.xn--p1ai, mail.barsuki.ru and two others — share IP numbers with cmc.su.
Name Servers
Two name servers handle the delegation for cmc.su: ns1.rf.ru and ns2.rf.ru.
cmc.su shares its name server setup with other domains, including sekundochka.ru, xn----dtbqpmkbpj.xn--p1ai, xn----ctbkllwgzl.xn--p1ai and two others.
cmc.su has overlapping name servers with several other domains — among them zarema.ru, xn--h1afih.xn--p1ai, energy-stroy.ru and polyplex.ru.
These name servers commonly appear alongside the name servers ns1.domeny-rf.ru and ns2.domeny-rf.ru.
ns1.rf.ru directs to 80.249.147.221, as does ns2.rf.ru — both hostnames resolve to that one IP address.
ns1.rf.ru along with ns2.rf.ru each resolve to 80.249.147.221 IP addresses.