cph.su - dns.ninja
cph.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 37.230.114.67🇷🇺 RU-JSCIOT37.230.114.0/23 | ||||||
| PTR | dns-parked.zone | ||||||
| NS | firstvds.ru ⭐ | ||||||
| A | 37.230.118.233🇷🇺 RU-JSCIOT37.230.118.0/23 | ||||||
| PTR | firstvds.ru | ||||||
| NS | ns1.firstvds.ru | ||||||
| A | 2a01:230:2:74::3🇷🇺 RU-JSCIOT2a01:230:2::/48 | ||||||
| A | 82.146.43.2🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | ns1.firstvds.ru | ||||||
| NS | ns2.firstvds.ru | ||||||
| A | 2a01:230:2:75::3🇷🇺 RU-JSCIOT2a01:230:2::/48 | ||||||
| A | 94.250.248.160🇷🇺 RU-JSCIOT94.250.248.0/23 | ||||||
| PTR | ns2.firstvds.ru | ||||||
| MX | mail.cph.su ⭐ | ||||||
| A | 37.230.114.67🇷🇺 RU-JSCIOT37.230.114.0/23 | ||||||
| PTR | dns-parked.zone | ||||||
| SOA | firstvds.rutech@firstvds.ru 2024-07-28 #0 | ||||||
su
| 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=650209444 | ||||||
Subdomains
mail.cph.su |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSfirstvds.ru2026-05-13 → 2026-06-12 · 3 obs
● 2026-05-13 04:12:06
● 2026-06-12 03:03:32
●NSns1.firstvds.ru2015-06-21 → 2026-06-12 · 6 obs
● 2017-07-22 08:43:52
○ 2017-09-03 07:56:30
○ 2017-09-06 17:47:02
● 2026-05-13 04:12:06
● 2026-06-12 03:03:32
●NSns2.firstvds.ru2015-06-21 → 2026-06-12 · 8 obs
● 2015-11-30 12:33:40
○ 2016-02-20 23:53:02
● 2017-07-22 08:43:52
○ 2017-09-03 07:56:30
○ 2017-09-06 17:47:02
● 2026-05-13 04:12:06
● 2026-06-12 03:03:32
○NSyarperspektiva3.ru2016-02-20 → 2017-07-22 · 5 obs
● 2016-02-20 23:53:02
● 2017-07-22 08:43:52
○ 2017-09-03 07:56:30
○ 2026-06-12 03:03:32
●MXmail.cph.su2015-06-21 → 2026-06-12 · 6 obs
● 2017-07-22 08:43:52
○ 2017-09-03 07:56:30
○ 2017-09-06 17:47:02
● 2026-05-13 04:12:06
● 2026-06-12 03:03:32
○A188.120.233.2002015-06-21 → 2015-11-30 · 4 obs
● 2015-11-30 12:33:40
○ 2016-02-20 23:53:02
○ 2026-06-12 03:03:32
●A37.230.114.672026-05-13 → 2026-06-12 · 3 obs
● 2026-05-13 04:12:06
● 2026-06-12 03:03:32
○A37.46.128.222016-02-20 → 2017-07-22 · 5 obs
● 2016-02-20 23:53:02
● 2017-07-22 08:43:52
○ 2017-09-03 07:56:30
○ 2026-06-12 03:03:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | - |
| cph.su | ns1.firstvds.ru, ns2.firstvds.ru | - |
✅ Authoritative Response
Server:94.250.248.160
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cph.su (unsigned zone)
⏱️ Timing
Total: 4123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.230.114.67 |
| NS | 2 | ns2.firstvds.ru, ns1.firstvds.ru |
| MX | 2 | mail.cph.su (pri: 10), mail.cph.su (pri: 20) |
| SOA | 1 | firstvds.ru tech.firstvds.ru |
Analysis
Hierarchy
mail.cph.su is delegated beneath cph.su.
IP Addresses
cph.su resolves to one IP address: 37.230.114.67.
srv.ksenyushka.ru, laretro.ru, mail.iro.ru and two other host names share IP numbers with cph.su.
Name Servers
Three name servers are authoritative for cph.su: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.
There is at least partial name server overlap between cph.su and other domains — j-toy.ru, sport-vn.ru, remont-kompjuterov.ru and two more among them.
These name servers regularly appear alongside ns1.example.com, ns2.example.com, miklbel3.ru and 5 other name servers in NS record sets.
Hostnames that resolve to two IP addresses:
ns1.firstvds.ru maps to two IP addresses — 82.146.43.2 and 2a01:230:2:74::3.
ns2.firstvds.ru maps to two IP addresses — 94.250.248.160 and 2a01:230:2:75::3.
Host names with one IP number:
firstvds.ru points to the IP address 37.230.118.233.
Mail Servers
Mail for cph.su is handled by a single mail server, mail.cph.su.
There is one IP number for mail.cph.su: 37.230.114.67.