school444.ru - robtex.com
school444.ru
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=4068147 | ||||||
Same first word
school444.ru |
DNS History
17 records (12 active, 5 former)
●NSns.masterhost.ru2015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●NSns1.masterhost.ru2015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●NSns2.masterhost.ru2015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●MXmx.yandex.net2026-02-15 → 2026-03-22 · 3 obs
● 2026-02-15 04:57:42
● 2026-03-22 15:57:26
○MXmx1.masterhost.ru2015-08-08 → 2017-02-09 · 4 obs
● 2017-02-09 11:21:46
○ 2026-02-15 04:57:42
○ 2026-03-22 15:57:26
●A2a00:15f8:a000:5:1:11:5:d9f82015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●A2a00:15f8:a000:5:1:12:5:d9f82015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●A2a00:15f8:a000:5:1:13:5:d9f82015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●A2a00:15f8:a000:5:1:14:5:d9f82015-08-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:57:26
●A90.156.201.1012026-02-15 → 2026-03-22 · 3 obs
● 2026-02-15 04:57:42
● 2026-03-22 15:57:26
●A90.156.201.1092026-02-15 → 2026-03-22 · 3 obs
● 2026-02-15 04:57:42
● 2026-03-22 15:57:26
○A90.156.201.462015-08-08 → 2017-02-09 · 4 obs
● 2017-02-09 11:21:46
○ 2026-02-15 04:57:42
○ 2026-03-22 15:57:26
●A90.156.201.482026-02-15 → 2026-03-22 · 3 obs
● 2026-02-15 04:57:42
● 2026-03-22 15:57:26
○A90.156.201.532015-08-08 → 2017-02-09 · 4 obs
● 2017-02-09 11:21:46
○ 2026-02-15 04:57:42
○ 2026-03-22 15:57:26
○A90.156.201.672015-08-08 → 2017-02-09 · 4 obs
● 2017-02-09 11:21:46
○ 2026-02-15 04:57:42
○ 2026-03-22 15:57:26
●A90.156.201.852026-02-15 → 2026-03-22 · 3 obs
● 2026-02-15 04:57:42
● 2026-03-22 15:57:26
○A90.156.201.872015-08-08 → 2017-02-09 · 4 obs
● 2017-02-09 11:21:46
○ 2026-02-15 04:57:42
○ 2026-03-22 15:57:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| school444.ru | ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru | - |
✅ Authoritative Response
Server: 90.156.133.161
NS records: ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for school444.ru (unsigned zone)
⏱️ Timing
Total: 1212ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 90.156.201.85, 90.156.201.101... |
| AAAA | 4 | 2a00:15f8:a000:5:1:14:5:d9f8, 2a00:15f8:a000:5:1:11:5:d9f8... |
| NS | 3 | ns1.masterhost.ru, ns.masterhost.ru... |
| MX | 1 | mx.yandex.net (pri: 10) |
| SOA | 1 | ns1.masterhost.ru hostmaster.masterhost. |
Analysis
IP Addresses
Eight IP numbers are pointed to by school444.ru: 2a00:15f8:a000:5:1:11:5:d9f8, 2a00:15f8:a000:5:1:12:5:d9f8, 2a00:15f8:a000:5:1:13:5:d9f8, 2a00:15f8:a000:5:1:14:5:d9f8, 90.156.201.48, 90.156.201.85, 90.156.201.101 and 90.156.201.109.
other host names for instance ankomp.ru, vzfs.ru, rssmail.ru, skat.systems and ysei.ru share IP numbers with school444.ru.
Name Servers
school444.ru is delegated to three name servers: ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.
school444.ru at least partially shares name servers with other domains, for instance vortvent.ru, crimeans.net, delosystems.ru, 700slov.com and cnt-i.ru.
Host names with two IP numbers:
Host ns1.masterhost.ru points to 2a00:15f8:a000:11:1:1:1:53 and 90.156.137.50.
Host ns2.masterhost.ru points to 2a00:15f8:a000:12:1:1:2:53 and 90.156.133.161.
Host ns.masterhost.ru points to 2a00:15f8:a000:10:1:1:0:53 and 90.156.136.116.
Mail Servers
school444.ru is handled by a single mail server, mx.yandex.net.
school444.ru shares the same mail server setup as other domains, for instance legkotur.ru, tpppnz.ru, hui.su, ahmetbalaban.com.tr and artimekanik.net.
school444.ru shares some mail servers with other domains, at least partially, for instance rscont.ru and arsagera.com.
Host mx.yandex.net resolves to two IPs: 2a02:6b8::311 and 77.88.21.249.