col.su - dns.ninja
col.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.22.157.24🇷🇺 BITRACE-TELECOM89.22.152.0/21 | ||||||
| NS | ns10.hoster.ru ⭐ | ||||||
| A | 2a00:13c0:201::2🇷🇺 HOSTING-MSK2a00:13c0:201::/48 | ||||||
| PTR | ns10.hoster.ru | ||||||
| A | 195.128.50.221🇷🇺 HOSTING-MSK195.128.50.0/24 Filanco Ltd, Hosting-nets HOSTING MSK | ||||||
| PTR | ns10.hoster.ru | ||||||
| NS | ns11.hoster.ru | ||||||
| A | 2a00:13c0:4e:4::3🇷🇺 CITYTELECOM-AS2a00:13c0::/32 Citytelecom IPv6 Filanco Ltd. | ||||||
| PTR | ns11.hoster.ru | ||||||
| A | 31.28.20.108🇷🇺 CITYTELECOM-AS31.28.20.0/24 Filanco LLC route object | ||||||
| PTR | ns11.hoster.ru | ||||||
| MX | mail.col.su ⭐ | ||||||
| A | 89.22.157.24🇷🇺 BITRACE-TELECOM89.22.152.0/21 | ||||||
| MX | mailgate.col.su(11) | ||||||
| A | 89.22.157.24🇷🇺 BITRACE-TELECOM89.22.152.0/21 | ||||||
| TXT | v=spf1 a mx -all | ||||||
| SOA | ns10.hoster.rusupport@hoster.ru serial=3506116293 | ||||||
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=650210105 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSns10.hoster.ru2016-11-27 → 2026-08-06 · 3 obs
● 2016-11-27 20:46:28
● 2026-08-06 03:21:36
●NSns11.hoster.ru2016-11-27 → 2026-08-06 · 3 obs
● 2016-11-27 20:46:28
● 2026-08-06 03:21:36
○NSx1.jjputx.com2015-05-19 → 2016-03-18 · 4 obs
● 2016-03-18 20:14:28
○ 2016-07-20 00:09:38
○ 2026-08-06 03:21:36
○NSx2.jjputx.com2015-10-11 → 2016-03-18 · 5 obs
● 2015-10-11 20:52:58
● 2016-03-18 20:14:28
○ 2016-07-20 00:09:38
○ 2026-08-06 03:21:36
●MXmail.col.su2015-05-19 → 2026-08-06 · 5 obs
● 2016-03-18 20:14:28
○ 2016-07-20 00:09:38
● 2016-11-27 20:46:28
● 2026-08-06 03:21:36
●MXmailgate.col.su2020-12-06 → 2026-08-06 · 3 obs
● 2020-12-06 20:42:56
● 2026-08-06 03:21:36
○A213.136.81.172015-05-19 → 2016-03-18 · 4 obs
● 2016-03-18 20:14:28
○ 2016-07-20 00:09:38
○ 2026-08-06 03:21:36
●A89.22.157.242026-02-17 → 2026-08-06 · 3 obs
● 2026-02-17 04:52:44
● 2026-08-06 03:21:36
○A95.165.134.122016-11-27 → 2021-09-03 · 5 obs
● 2016-11-27 20:46:28
● 2021-09-03 17:32:22
○ 2026-02-17 04:52:44
○ 2026-08-06 03:21:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | f.dns.ripn.net, d.dns.ripn.net, b.dns.ripn.net, a.dns.ripn.net... | 12 records |
| col.su | ns11.hoster.ru, ns10.hoster.ru | - |
✅ Authoritative Response
Server:195.128.50.221
NS records: ns11.hoster.ru, ns10.hoster.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for col.su (unsigned zone)
⏱️ Timing
Total: 2409ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.22.157.24 |
| NS | 2 | ns10.hoster.ru, ns11.hoster.ru |
| MX | 2 | mail.col.su (pri: 10), mailgate.col.su (pri: 11) |
| TXT | 1 | v=spf1 a mx -all |
| SOA | 1 | ns10.hoster.ru support.hoster.ru |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)
Analysis
Hierarchy
col.su serves as the parent of mail.col.su and mailgate.col.su.
IP Addresses
col.su has exactly one IP address — 89.22.157.24.
mail.coldawe.ru, mail.col.su, coldawe.ru and mailgate.col.su are among the host names that share IP numbers with col.su.
Name Servers
col.su has two authoritative name servers — ns10.hoster.ru and ns11.hoster.ru.
The name server configuration of col.su is shared with other domains, for instance olympus-world.ru, os-telecom.ru, moshki.ru and two others.
The name servers for col.su overlap at least partially with those of other domains — for example gk-tpl.ru.
Both ns10.hoster.ru and ns11.hoster.ru have two IP addresses each. ns10.hoster.ru resolves to 195.128.50.221 and 2a00:13c0:201::2; ns11.hoster.ru resolves to 31.28.20.108 and 2a00:13c0:4e:4::3.
Mail Servers
col.su uses two mail servers, mail.col.su and mailgate.col.su.
mail.col.su and mailgate.col.su each point to one IP address — 89.22.157.24.
The host names mail.col.su and mailgate.col.su both resolve to 89.22.157.24 IP addresses.