psb-u.ru - robtex.com
psb-u.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.120.239.136🇷🇺 RU-JSCIOT188.120.224.0/20 | ||||||
| PTR | websites.lsk | ||||||
| NS | websites.lsk ⭐ | ||||||
| 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.psb-u.ru ⭐ | ||||||
| A | 188.120.239.136🇷🇺 RU-JSCIOT188.120.224.0/20 | ||||||
| PTR | websites.lsk | ||||||
| TXT | v=spf1 ip4:62.109.4.197 a mx ~all | ||||||
| SOA | websites.lskroot@websites.lsk 2024-12-01 #0 | ||||||
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=4068632 | ||||||
Same first word
psb-u.ru |
Similar names
DNS History
14 records (5 active, 9 former)
○NS194-58-104-1692020-04-20 → 2020-04-20 · 4 obs
● 2020-04-20 03:57:26
○ 2026-02-27 00:49:28
○ 2026-04-24 14:25:44
●NSns1.firstvds.ru2026-02-27 → 2026-04-24 · 3 obs
● 2026-02-27 00:49:28
● 2026-04-24 14:25:44
○NSns1.hc.ru2015-08-17 → 2017-06-14 · 4 obs
● 2017-06-14 15:50:12
○ 2020-04-20 03:57:26
○ 2026-04-24 14:25:44
●NSns2.firstvds.ru2026-02-27 → 2026-04-24 · 3 obs
● 2026-02-27 00:49:28
● 2026-04-24 14:25:44
○NSns2.hc.ru2015-08-17 → 2017-06-14 · 4 obs
● 2017-06-14 15:50:12
○ 2020-04-20 03:57:26
○ 2026-04-24 14:25:44
○NSns5.hosting.reg.ru2020-04-20 → 2020-04-20 · 4 obs
● 2020-04-20 03:57:26
○ 2026-02-27 00:49:28
○ 2026-04-24 14:25:44
○NSns6.hosting.reg.ru2020-04-20 → 2020-04-20 · 4 obs
● 2020-04-20 03:57:26
○ 2026-02-27 00:49:28
○ 2026-04-24 14:25:44
●NSwebsites.lsk2026-02-27 → 2026-04-24 · 3 obs
● 2026-02-27 00:49:28
● 2026-04-24 14:25:44
●MXmail.psb-u.ru2020-04-20 → 2026-04-24 · 3 obs
● 2020-04-20 03:57:26
● 2026-04-24 14:25:44
○MXmx.cm.hc.ru2015-08-17 → 2017-06-14 · 4 obs
● 2017-06-14 15:50:12
○ 2020-04-20 03:57:26
○ 2026-04-24 14:25:44
●A188.120.239.1362026-02-27 → 2026-04-24 · 3 obs
● 2026-02-27 00:49:28
● 2026-04-24 14:25:44
○A194.58.104.1692020-04-20 → 2020-04-20 · 4 obs
● 2020-04-20 03:57:26
○ 2026-02-27 00:49:28
○ 2026-04-24 14:25:44
○A2a00:f940:2:1:2::10902020-04-20 → 2020-04-20 · 4 obs
● 2020-04-20 03:57:26
○ 2026-02-27 00:49:28
○ 2026-04-24 14:25:44
○A89.111.176.1372015-08-17 → 2017-06-14 · 4 obs
● 2017-06-14 15:50:12
○ 2020-04-20 03:57:26
○ 2026-04-24 14:25:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| psb-u.ru | ns1.firstvds.ru, ns2.firstvds.ru | 2 records |
✅ Authoritative Response
Server:94.250.248.160
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for psb-u.ru (unsigned zone)
⏱️ Timing
Total: 689ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.120.239.136 |
| NS | 2 | ns2.firstvds.ru, ns1.firstvds.ru |
| MX | 2 | mail.psb-u.ru (pri: 10), mail.psb-u.ru (pri: 20) |
| TXT | 1 | v=spf1 ip4:62.109.4.197 a mx ~all |
| SOA | 1 | websites.lsk root.websites.lsk |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.firstvds.ru, ns1.firstvds.ru)
Analysis
IP Addresses
psb-u.ru resolves to a single IP address: 188.120.239.136.
Other host names including mail.prommet59.ru, www.prommet59.ru, rels116.ru, prommet59.ru and mail.rels116.ru share IP numbers with psb-u.ru.
Name Servers
psb-u.ru is delegated to three name servers: websites.lsk, ns1.firstvds.ru and ns2.firstvds.ru.
psb-u.ru at least partially shares name servers with other domains, including 7hp.ru, estele.ru, xn----7sbbilvnfag1eg.xn--p1ai, 2331328.ru and pythia.ru.
these name servers are commonly used together with firstvds.ru, ns1.example.com and ns2.example.com.
Host names with two IPs:
ns1.firstvds.ru points to: 2a01:230:2:74::3 and 82.146.43.2
ns2.firstvds.ru points to: 2a01:230:2:75::3 and 94.250.248.160
Mail Servers
psb-u.ru is handled by a single mail server, mail.psb-u.ru.
mail.psb-u.ru points to a single IP: 188.120.239.136.