sch1306.ru - robtex.com
sch1306.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=4068515 | ||||||
PTR for
Previously MX for
gymnasium1306.ru |
sch1306.ru |
Subdomains
mx.sch1306.ru |
Same first word
sch1306.ru |
DNS History
10 records (6 active, 4 former)
●NSns4-cloud.nic.ru2015-06-15 → 2026-04-14 · 2 obs
● 2026-04-14 21:21:24
●NSns8-cloud.nic.ru2015-06-15 → 2026-04-14 · 2 obs
● 2026-04-14 21:21:24
○MXgymnasium1306.ru2015-06-15 → 2016-04-14 · 4 obs
● 2016-04-14 04:47:54
○ 2016-05-03 07:46:42
○ 2026-04-14 21:21:24
○MXsch1306.ru2015-06-15 → 2017-04-09 · 4 obs
● 2017-04-09 17:34:36
○ 2026-03-13 13:53:24
○ 2026-04-14 21:21:24
○A213.171.39.1542015-06-15 → 2017-04-09 · 4 obs
● 2017-04-09 17:34:36
○ 2026-03-13 13:53:24
○ 2026-04-14 21:21:24
●A213.171.39.1552026-03-13 → 2026-04-14 · 3 obs
● 2026-03-13 13:53:24
● 2026-04-14 21:21:24
○PTR154.39.171.213.in-addr.arpa2017-04-09 → 2017-04-09 · 3 obs
○ 2026-03-13 13:53:24
○ 2026-04-14 21:21:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | e.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, a.dns.ripn.net... | - |
| sch1306.ru | ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru... | 19 records |
✅ Authoritative Response
Server:89.104.93.30
NS records: ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sch1306.ru (unsigned zone)
⏱️ Timing
Total: 709ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.171.39.155 |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| TXT | 1 | v=spf1 ip4:213.171.39.157 a:sch1306.ru - |
| SOA | 1 | ns3-l2.nic.ru byasha.rambler.ru |
📌 Glue Records Collected
Total: 19
Out-of-bailiwick: 19 (ns8-cloud.nic.ru, ns8-cloud.nic.ru, ns8-cloud.nic.ru...)
Analysis
Hierarchy
sch1306.ru is a parent of mx.sch1306.ru.
IP Addresses
sch1306.ru points to a single IP address: 213.171.39.155.
Other host names such as www.gymnasium1306.ru and gymnasium1306.ru share IP numbers with sch1306.ru.
Name Servers
sch1306.ru is delegated to five name servers: ns3-l2.nic.ru, ns4-cloud.nic.ru, ns4-l2.nic.ru, ns8-cloud.nic.ru and ns8-l2.nic.ru.
At least part of the name servers for sch1306.ru are shared with other domains, for instance bogara.ru, hoermann.ru, spb-gbusk.ru, add23.ru and alliance.expert.
These name servers are commonly used alongside the name servers ns3.nic.ru.
Host names by IP count:
Six IP numbers:
- ns4-cloud.nic.ru points to: 89.104.93.30, 89.104.93.33, 89.104.93.34, 89.104.95.30, 89.104.95.33 and 89.104.95.34
- ns8-cloud.nic.ru points to: 89.104.93.31, 89.104.93.35, 89.104.93.36, 89.104.95.31, 89.104.95.35 and 89.104.95.36
One IP number:
- ns3-l2.nic.ru points to: 193.232.146.1
- ns4-l2.nic.ru points to: 91.217.20.20
- ns8-l2.nic.ru points to: 91.217.21.20