fk-backend.com - robtex.com
fk-backend.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.146.42.238🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | fk-backend.com | ||||||
| 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.fk-backend.com ⭐ | ||||||
| A | 82.146.42.238🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | fk-backend.com | ||||||
| TXT | _globalsign-domain-verification=XbKOs9igVUFXMFlUs3NWfBjjTA3FLyKjfgPbux8Sus | ||||||
| SOA | firstvds.rutech@firstvds.ru 2023-08-20 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778765891 | ||||||
PTR for
Subdomains
mail.fk-backend.com |
Same first word
fk-backend.com |
DNS History
5 records (5 active, 0 former)
●NSns1.firstvds.ru2026-04-12 → 2026-05-14 · 2 obs
● 2026-05-14 13:43:08
●NSns2.firstvds.ru2026-04-12 → 2026-05-14 · 2 obs
● 2026-05-14 13:43:08
●MXmail.fk-backend.com2026-04-12 → 2026-05-14 · 2 obs
● 2026-05-14 13:43:08
●A82.146.42.2382026-04-12 → 2026-05-14 · 2 obs
● 2026-05-14 13:43:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| fk-backend.com | 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 fk-backend.com (unsigned zone)
⏱️ Timing
Total: 702ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.146.42.238 |
| NS | 2 | ns2.firstvds.ru, ns1.firstvds.ru |
| MX | 2 | mail.fk-backend.com (pri: 10), mail.fk-backend.com (pri: 20) |
| TXT | 1 | _globalsign-domain-verification=XbKOs9ig |
| SOA | 1 | firstvds.ru tech.firstvds.ru |
Analysis
Hierarchy
mail.fk-backend.com is a child of fk-backend.com.
IP Addresses
fk-backend.com resolves to one IP number: 82.146.42.238.
Other host names, for example mail.fk-backend.com, share IP numbers with fk-backend.com.
Name Servers
fk-backend.com is delegated to three name servers: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.
fk-backend.com at least partially shares name servers with other domains, including vse-advokaty.ru, salon-dg.ru, stevsky.ru, dnzl.ru and scanio.ru.
These name servers are commonly used with ns1.example.com, ns2.example.com and miklbel3.ru.
Hosts 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.
Host with one IP:
firstvds.ru points to 37.230.118.233.
Mail Servers
A single mail server handles fk-backend.com, mail.fk-backend.com.
Host name mail.fk-backend.com resolves to a single IP: 82.146.42.238.