muz12.ru - robtex.com
muz12.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.237.201.247🇷🇺 CPOSO-AS178.237.201.0/24 | ||||||
| PTR | vh-node-3.smrhost.ru | ||||||
| NS | ns1.cposo.ru ⭐ | ||||||
| A | 2a04:7e00:1::105🇷🇺 AS229272000::/3 | ||||||
| PTR | ns1.cposo.ru | ||||||
| A | 178.237.207.105🇷🇺 CPOSO-AS178.237.207.0/24 | ||||||
| PTR | ns1.cposo.ru | ||||||
| NS | ns2.cposo.ru | ||||||
| A | 2a04:7e00::105🇷🇺 CPOSO-AS2a04:7e00::/48 | ||||||
| A | 178.237.201.105🇷🇺 CPOSO-AS178.237.201.0/24 | ||||||
| NS | ns3.cposo.ru ⚠️ Not in zone NS records | ||||||
| NS | ns4.cposo.ru ⚠️ Not in zone NS records | ||||||
| MX | mail.muz12.ru(20) | ||||||
| A | 178.237.201.247🇷🇺 CPOSO-AS178.237.201.0/24 | ||||||
| PTR | vh-node-3.smrhost.ru | ||||||
| TXT | v=spf1 ip4:178.237.201.245 ip4:178.237.201.246 ip4:178.237.201.247 a mx ~all | ||||||
| SOA | ns1.cposo.rudns@cposo.ru 2020-11-01 #35 | ||||||
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=4068508 | ||||||
Subdomains
Same first word
muz12.ru |
Similar names
DNS History
9 records (6 active, 3 former)
○NSns1.samara.edu.ru2018-05-13 → 2018-05-13 · 3 obs
○ 2026-02-22 15:24:44
○ 2026-04-14 06:55:56
○NSns2.samara.edu.ru2018-05-13 → 2018-05-13 · 3 obs
○ 2026-02-22 15:24:44
○ 2026-04-14 06:55:56
●MXmail.muz12.ru2018-05-13 → 2026-04-14 · 2 obs
● 2026-04-14 06:55:56
●A178.237.201.2472026-02-22 → 2026-04-14 · 3 obs
● 2026-02-22 15:24:44
● 2026-04-14 06:55:56
○A46.0.199.102018-05-13 → 2018-05-13 · 3 obs
○ 2026-02-22 15:24:44
○ 2026-04-14 06:55:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| muz12.ru | ns1.cposo.ru, ns4.cposo.ru, ns3.cposo.ru, ns2.cposo.ru | 4 records |
✅ Authoritative Response
Server:178.237.207.105
NS records: ns1.cposo.ru, ns4.cposo.ru, ns3.cposo.ru, ns2.cposo.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for muz12.ru (unsigned zone)
⏱️ Timing
Total: 3975ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.237.201.247 |
| NS | 2 | ns1.cposo.ru, ns2.cposo.ru |
| MX | 2 | mail.muz12.ru (pri: 20), mail.muz12.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:178.237.201.245 ip4:178.237.2 |
| SOA | 1 | ns1.cposo.ru dns.cposo.ru |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns4.cposo.ru, ns3.cposo.ru, ns2.cposo.ru...)
Analysis
Hierarchy
muz12.ru is a parent of mail.muz12.ru and www.muz12.ru.
IP Addresses
muz12.ru points to IP number 178.237.201.247.
For instance, other host names www.shkola-114.ru, mbdou210.ru, school178.ru, mail.bgt-borskoe.ru and mail.shkola-114.ru share IP numbers with muz12.ru.
Name Servers
muz12.ru is delegated to four name servers: ns1.cposo.ru, ns2.cposo.ru, ns3.cposo.ru and ns4.cposo.ru.
muz12.ru shares name servers with other domains at least partially, for example school5syzran.minobr63.ru, gerasimovka.ru, minobr63.ru, kompas63.ru and bezschool-1.ru.
These name servers are commonly used with the name servers ns1.jumuro.net and ns2.jumuro.net.
Host names with two IP numbers:
ns1.cposo.ru points to 2a04:7e00:1::105 and 178.237.207.105; ns2.cposo.ru points to 2a04:7e00::105 and 178.237.201.105.
Mail Servers
muz12.ru is handled by a single mail server, mail.muz12.ru.
mail.muz12.ru points to a single IP: 178.237.201.247.