m12sys.ru - robtex.com
m12sys.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.211.182.156🇷🇺 Svyazenergo-AS91.211.182.0/24 | ||||||
| NS | ns1.m12sys.ru ⭐ | ||||||
| NS | ns1.m12systems.ru | ||||||
| A | 91.211.182.155🇷🇺 Svyazenergo-AS91.211.182.0/24 | ||||||
| NS | ns2.m12systems.ru | ||||||
| A | 91.197.189.241🇷🇺 Svyazenergo-AS91.197.189.0/24 | ||||||
| PTR | mail2.m12systems.ru | ||||||
| PTR | sr-m12-004.m12systems.ru | ||||||
| MX | mail1.m12sys.ru ⭐ | ||||||
| A | 91.211.182.155🇷🇺 Svyazenergo-AS91.211.182.0/24 | ||||||
| MX | mail2.m12sys.ru(20) | ||||||
| A | 91.197.189.241🇷🇺 Svyazenergo-AS91.197.189.0/24 | ||||||
| PTR | mail2.m12systems.ru | ||||||
| PTR | sr-m12-004.m12systems.ru | ||||||
| TXT | v=spf1 +mx -all | ||||||
| SOA | ns1.m12sys.ruhostmaster@m12sys.ru 2024-05-17 #0 | ||||||
ru
| 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=4068621 | ||||||
Subdomains
Same first word
m12sys.ru |
DNS History
8 records (6 active, 2 former)
●NSns1.m12sys.ru2016-02-10 → 2026-04-23 · 2 obs
● 2026-04-23 17:41:48
●NSns1.m12systems.ru2016-02-10 → 2026-04-23 · 2 obs
● 2026-04-23 17:41:48
●NSns2.m12systems.ru2016-02-10 → 2026-04-23 · 2 obs
● 2026-04-23 17:41:48
●MXmail1.m12sys.ru2016-02-10 → 2026-04-23 · 2 obs
● 2026-04-23 17:41:48
●MXmail2.m12sys.ru2016-02-10 → 2026-04-23 · 2 obs
● 2026-04-23 17:41:48
○A217.198.3.2012016-02-10 → 2016-10-18 · 4 obs
● 2016-10-18 07:36:44
○ 2018-03-14 10:32:46
○ 2026-04-23 17:41:48
○A37.230.238.1562018-03-14 → 2018-03-14 · 4 obs
● 2018-03-14 10:32:46
○ 2026-02-25 21:34:02
○ 2026-04-23 17:41:48
●A91.211.182.1562026-02-25 → 2026-04-23 · 3 obs
● 2026-02-25 21:34:02
● 2026-04-23 17:41:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net, f.dns.ripn.net... | - |
| m12sys.ru | ns1.m12systems.ru, ns2.m12systems.ru | 2 records |
✅ Authoritative Response
Server:91.197.189.241
NS records: ns1.m12systems.ru, ns2.m12systems.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for m12sys.ru (unsigned zone)
⏱️ Timing
Total: 808ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.211.182.156 |
| NS | 2 | ns2.m12systems.ru, ns1.m12systems.ru |
| MX | 2 | mail1.m12sys.ru (pri: 10), mail2.m12sys.ru (pri: 20) |
| TXT | 1 | v=spf1 +mx -all |
| SOA | 1 | ns1.m12sys.ru hostmaster.m12sys.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.m12systems.ru, ns2.m12systems.ru)
Analysis
Hierarchy
m12sys.ru is a parent of mail1.m12sys.ru and mail2.m12sys.ru.
IP Addresses
m12sys.ru points to IP number: 91.211.182.156.
Other host names, for instance m12systems.ru share IP numbers with m12sys.ru.
Name Servers
m12sys.ru is delegated to three name servers: ns1.m12sys.ru, ns1.m12systems.ru and ns2.m12systems.ru.
m12sys.ru shares some name servers with other domains, for instance m12systems.ru.
Host names with a single IP:
ns1.m12systems.ru points to 91.211.182.155.
ns2.m12systems.ru points to 91.197.189.241.
Mail Servers
m12sys.ru is handled by two mail servers: mail1.m12sys.ru and mail2.m12sys.ru.
Host names with a single IP:
mail1.m12sys.ru points to 91.211.182.155.
mail2.m12sys.ru points to 91.197.189.241.