rer4.com - robtex.com
rer4.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.184.246.139🇩🇪 MCHOST-AS91.184.246.0/24 | ||||||
| PTR | v2943824.hosted-by-vdsina.ru | ||||||
| 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.rer4.com ⭐ | ||||||
| A | 91.184.246.139🇩🇪 MCHOST-AS91.184.246.0/24 | ||||||
| PTR | v2943824.hosted-by-vdsina.ru | ||||||
| SOA | firstvds.rutech@firstvds.ru 2022-09-27 #1 | ||||||
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=1776988831 | ||||||
Subdomains
mail.rer4.com |
Same first word
rer4.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.firstvds.ru2026-03-03 → 2026-04-24 · 2 obs
● 2026-04-24 00:02:16
●NSns2.firstvds.ru2026-03-03 → 2026-04-24 · 2 obs
● 2026-04-24 00:02:16
●MXmail.rer4.com2026-03-03 → 2026-04-24 · 2 obs
● 2026-04-24 00:02:16
●A91.184.246.1392026-03-03 → 2026-04-24 · 2 obs
● 2026-04-24 00:02:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| rer4.com | ns1.firstvds.ru, ns2.firstvds.ru | - |
✅ Authoritative Response
Server:82.146.43.2
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rer4.com (unsigned zone)
⏱️ Timing
Total: 840ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.184.246.139 |
| NS | 2 | ns1.firstvds.ru, ns2.firstvds.ru |
| MX | 2 | mail.rer4.com (pri: 10), mail.rer4.com (pri: 20) |
| SOA | 1 | firstvds.ru tech.firstvds.ru |
Analysis
Hierarchy
rer4.com is parent of mail.rer4.com.
IP Addresses
rer4.com points to a single IP: 91.184.246.139.
Other host names, for instance mail.rer4.com, share IP numbers with rer4.com.
Name Servers
rer4.com is delegated to three name servers: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.
rer4.com at least partially shares its name servers with other domains, for instance remont-indesit.su, tech-oborudovanie.ru, cs-fs.ru, expodizel.ru and carbd.ru.
these name servers are commonly used with the name servers ns1.example.com, ns2.example.com, ns1.firstfds.ru, dommainer151025.ru, ns1.fasthostvds.com and ns2.fasthostvds.com.
Host names with two IP numbers: The host name ns1.firstvds.ru points to 2a01:230:2:74::3 and 82.146.43.2; The host name ns2.firstvds.ru points to 2a01:230:2:75::3 and 94.250.248.160.
Host names with one IP number: The host name firstvds.ru points to 37.230.118.233.
Mail Servers
rer4.com is served by a single mail server, mail.rer4.com.
mail.rer4.com points to IP number 91.184.246.139.