bizserwer.com - robtex.com
bizserwer.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.157.81.160🇵🇱 S-NET-AS185.157.80.0/23 | ||||||
| PTR | da.bizserver.eu | ||||||
| NS | ns4.host1.eu ⭐ | ||||||
| A | 91.198.137.80🇵🇱 S-NET-AS91.198.137.0/24 HOST1-NET | ||||||
| PTR | bizserver.eu | ||||||
| NS | ns5.host1.eu | ||||||
| A | 185.157.80.25🇵🇱 S-NET-AS185.157.80.0/23 | ||||||
| PTR | 185.157.80.25.in-addr.arpa | ||||||
| NS | ns6.host1.eu | ||||||
| A | 185.157.83.150🇩🇪 Hetzner185.157.83.0/24 | ||||||
| PTR | 185.157.83.150.in-addr.arpa | ||||||
| MX | mail.bizserwer.com ⭐ | ||||||
| A | 185.157.81.160🇵🇱 S-NET-AS185.157.80.0/23 | ||||||
| PTR | da.bizserver.eu | ||||||
| SOA | ns4.host1.euhostmaster@host1.eu serial=3 | ||||||
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=1783670187 | ||||||
Subdomains
mail.bizserwer.com |
Same first word
bizserwer.com |
DNS History
6 records (5 active, 1 former)
●MXmail.bizserwer.com2016-12-21 → 2026-07-10 · 2 obs
● 2026-07-10 08:10:46
●A185.157.81.1602026-03-13 → 2026-07-10 · 3 obs
● 2026-03-13 09:34:22
● 2026-07-10 08:10:46
○A91.198.137.802016-12-21 → 2018-06-22 · 4 obs
● 2018-06-22 02:18:18
○ 2026-03-13 09:34:22
○ 2026-07-10 08:10:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net... | - |
| bizserwer.com | ns4.host1.eu, ns5.host1.eu, ns6.host1.eu | - |
✅ Authoritative Response
Server:91.198.137.80
NS records: ns4.host1.eu, ns5.host1.eu, ns6.host1.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bizserwer.com (unsigned zone)
⏱️ Timing
Total: 1195ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.157.81.160 |
| NS | 3 | ns4.host1.eu, ns6.host1.eu... |
| MX | 1 | mail.bizserwer.com (pri: 0) |
| SOA | 1 | ns4.host1.eu hostmaster.host1.eu |
Analysis
Hierarchy
mail.bizserwer.com is delegated beneath bizserwer.com.
IP Addresses
bizserwer.com has exactly one IP address — 185.157.81.160.
Further host names like mail.bizserwer.com and h4y.eu overlap in IP numbers with bizserwer.com.
Name Servers
bizserwer.com carries NS records delegating to ns4.host1.eu, ns5.host1.eu and ns6.host1.eu.
There is at least partial name server overlap between bizserwer.com and other domains — kapitol.pl, mojpit.pl, rod.kondrat.net and two more among them.
The name servers ns4.kondrat.net, ns5.kondrat.net and ns6.kondrat.net are often found in combination with these name servers.
ns4.host1.eu points to 91.198.137.80; ns5.host1.eu points to 185.157.80.25; ns6.host1.eu points to 185.157.83.150 — each hostname maps to exactly one IP address.
Mail Servers
bizserwer.com uses one mail server — mail.bizserwer.com.
mail.bizserwer.com carries a single IP number, which is 185.157.81.160.