i-51.ru - robtex.com
i-51.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.120.245.146🇷🇺 RU-JSCIOT188.120.240.0/21 | ||||||
| PTR | antony.darth.fvds.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.i-51.ru ⭐ | ||||||
| A | 188.120.245.146🇷🇺 RU-JSCIOT188.120.240.0/21 | ||||||
| PTR | antony.darth.fvds.ru | ||||||
| SOA | ns1.firstvds.rutech@firstvds.ru 2025-07-24 #9 | ||||||
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=4068840 | ||||||
Subdomains
mail.i-51.ru |
Same first word
i-51.ru |
Similar names
DNS History
9 records (4 active, 5 former)
●NSns1.firstvds.ru2026-02-23 → 2026-05-11 · 3 obs
● 2026-02-23 14:11:46
● 2026-05-11 23:09:20
○NSns1.fornex.com2015-05-24 → 2017-06-24 · 4 obs
● 2017-06-24 10:21:14
○ 2026-02-23 14:11:46
○ 2026-05-11 23:09:20
●NSns2.firstvds.ru2026-02-23 → 2026-05-11 · 3 obs
● 2026-02-23 14:11:46
● 2026-05-11 23:09:20
○NSns2.fornex.com2015-05-24 → 2017-06-24 · 4 obs
● 2017-06-24 10:21:14
○ 2026-02-23 14:11:46
○ 2026-05-11 23:09:20
○NSns3.fornex.com2015-05-24 → 2017-06-24 · 4 obs
● 2017-06-24 10:21:14
○ 2026-02-23 14:11:46
○ 2026-05-11 23:09:20
○NSns4.fornex.com2015-05-24 → 2017-06-24 · 4 obs
● 2017-06-24 10:21:14
○ 2026-02-23 14:11:46
○ 2026-05-11 23:09:20
●MXmail.i-51.ru2015-05-24 → 2026-05-11 · 2 obs
● 2026-05-11 23:09:20
●A188.120.245.1462026-02-23 → 2026-05-11 · 3 obs
● 2026-02-23 14:11:46
● 2026-05-11 23:09:20
○A5.187.1.1302015-05-24 → 2017-06-24 · 4 obs
● 2017-06-24 10:21:14
○ 2026-02-23 14:11:46
○ 2026-05-11 23:09:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net, f.dns.ripn.net... | - |
| i-51.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 i-51.ru (unsigned zone)
⏱️ Timing
Total: 1104ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.120.245.146 |
| NS | 2 | ns1.firstvds.ru, ns2.firstvds.ru |
| MX | 1 | mail.i-51.ru (pri: 10) |
| SOA | 1 | ns1.firstvds.ru tech.firstvds.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.firstvds.ru, ns2.firstvds.ru)
Analysis
Hierarchy
i-51.ru is a parent of mail.i-51.ru.
IP Addresses
i-51.ru points to a single IP number: 188.120.245.146.
Other host names, for instance spb.ur5.ru, remario.com, mail.kola-moto-center.ru, ur5.ru and mail.nse-supply.com share IP numbers with i-51.ru.
Name Servers
Delegation for i-51.ru rests with two name servers, ns1.firstvds.ru and ns2.firstvds.ru.
i-51.ru shares the same name server setup as other domains, including rest-market.ru, cbtbooks.ru, nasborah.ru, kvant-office.ru and ayomcompany.ru.
i-51.ru at least partially shares name servers with other domains, for instance doxpace.ru, 4u2.ru, kuhni-mdf.ru, timeoclock.ru and 3niti.ru.
These name servers are commonly used alongside firstvds.ru, dommainer151025.ru, ns1.fasthostvds.com and ns2.fasthostvds.com.
Host names with two IP numbers: 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
i-51.ru is handled by a single mail server, mail.i-51.ru.
mail.i-51.ru points to a single IP: 188.120.245.146.