dubfix.ru - robtex.com
dubfix.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.87.199.28🇷🇺 RU-JSCIOT80.87.198.0/23 | ||||||
| PTR | rosbalt.com | ||||||
| NS | firstvds.ru ⭐ | ||||||
| A | 37.230.118.233🇷🇺 RU-JSCIOT37.230.118.0/23 | ||||||
| PTR | firstvds.ru | ||||||
| NS | ns1.example.com ⚠️ Not in parent delegation | ||||||
| NS | ns1.firstvds.ru ⚠️ Not in zone NS records | ||||||
| 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.example.com ⚠️ Not in parent delegation | ||||||
| NS | ns2.firstvds.ru ⚠️ Not in zone NS records | ||||||
| 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.dubfix.ru ⭐ | ||||||
| A | 80.87.199.28🇷🇺 RU-JSCIOT80.87.198.0/23 | ||||||
| PTR | rosbalt.com | ||||||
| TXT | v=spf1 ip4:80.87.199.28 a mx ~all | ||||||
| SOA | firstvds.ruroot@rosbalt.com 2022-03-05 #6 | ||||||
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=4068147 | ||||||
Subdomains
mail.dubfix.ru |
Same first word
Similar names
DNS History
9 records (7 active, 2 former)
●NSfirstvds.ru2026-02-25 → 2026-03-23 · 3 obs
● 2026-02-25 13:57:08
● 2026-03-23 07:06:52
●NSns1.example.com2026-02-25 → 2026-03-23 · 3 obs
● 2026-02-25 13:57:08
● 2026-03-23 07:06:52
●NSns1.firstvds.ru2026-02-25 → 2026-03-23 · 3 obs
● 2026-02-25 13:57:08
● 2026-03-23 07:06:52
○NSns1.reg.ru2015-05-02 → 2016-07-08 · 4 obs
● 2016-07-08 23:28:48
○ 2026-02-25 13:57:08
○ 2026-03-23 07:06:52
●NSns2.example.com2026-02-25 → 2026-03-23 · 3 obs
● 2026-02-25 13:57:08
● 2026-03-23 07:06:52
●NSns2.firstvds.ru2026-02-25 → 2026-03-23 · 3 obs
● 2026-02-25 13:57:08
● 2026-03-23 07:06:52
○NSns2.reg.ru2015-05-02 → 2016-07-08 · 4 obs
● 2016-07-08 23:28:48
○ 2026-02-25 13:57:08
○ 2026-03-23 07:06:52
●MXmail.dubfix.ru2026-02-25 → 2026-03-23 · 2 obs
● 2026-03-23 07:06:52
●A80.87.199.282026-02-25 → 2026-03-23 · 2 obs
● 2026-03-23 07:06:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net... | - |
| dubfix.ru | ns1.firstvds.ru, ns2.firstvds.ru | 2 records |
✅ Authoritative Response
Server:82.146.43.2
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dubfix.ru (unsigned zone)
⏱️ Timing
Total: 727ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.87.199.28 |
| NS | 2 | ns2.example.com, ns1.example.com |
| MX | 2 | mail.dubfix.ru (pri: 10), mail.dubfix.ru (pri: 20) |
| TXT | 1 | v=spf1 ip4:80.87.199.28 a mx ~all |
| SOA | 1 | firstvds.ru root.rosbalt.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.firstvds.ru, ns2.firstvds.ru)
Analysis
Hierarchy
dubfix.ru is the parent of mail.dubfix.ru.
IP Addresses
dubfix.ru points to IP number 80.87.199.28.
For instance, other host names krugozor-saratov.ru, kuplion.ru, mail.rtechservice.ru, rtechservice.ru and mail.kuplion.ru share IP numbers with dubfix.ru.
Name Servers
dubfix.ru is delegated to five name servers: firstvds.ru, ns1.example.com, ns2.example.com, ns1.firstvds.ru and ns2.firstvds.ru.
dubfix.ru shares name servers with other domains at least partially, for example socialnetworkanalysis.ru, moto-planeta.ru, promtegra.com, anthon248.ru and vsesobral.ru.
these name servers are often used with the following: srv0592.inferno.name, ns1.nocsu.com, ns2.nocsu.com, server109.servera.info, ns5.hosting.reg.ru, ns6.hosting.reg.ru, dommainer151025.ru, ns1.fasthostvds.com, ns2.fasthostvds.com and ns3.zomro.com.
One IP number: firstvds.ru maps to 37.230.118.233.
Two IP numbers:
ns1.firstvds.ru maps to 2a01:230:2:74::3 and 82.146.43.2.
ns2.firstvds.ru maps to 2a01:230:2:75::3 and 94.250.248.160.
Mail Servers
dubfix.ru is handled by a single mail server, mail.dubfix.ru.
mail.dubfix.ru points to a single IP: 80.87.199.28.