`biurosystem.com.pl`

DNSSEC	⚠️ Not signed
A	142.132.137.115^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
		PTR	`s3.sohost.pl`
NS	`ns1.sohost.pl` ⭐
		A	46.4.120.37^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`s0.sohost.pl`
NS	`ns2.sohost.pl`
		A	78.46.91.52^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
			PTR	`s1.sohost.pl`
MX	`mail.biurosystem.com.pl` ⭐
		A	142.132.137.115^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
			PTR	`s3.sohost.pl`
TXT	`v=spf1 a mx ip4:142.132.137.115 ip6:2a01:4f8:272:2d1c:0:0:0:2 ~all`
SOA	`ns1.sohost.pl`hostmaster@biurosystem.com.pl 2025-05-03 #1

`com.pl`

	DNSSEC	⚠️ Not signed
	NS	`a-dns.pl` ⭐ ⚠️ Not in parent delegation
	NS	`b-dns.pl` ⚠️ Not in parent delegation
	NS	`d-dns.pl` ⚠️ Not in parent delegation
	NS	`f-dns.pl` ⚠️ Not in parent delegation
	NS	`h-dns.pl` ⚠️ Not in parent delegation
	NS	`j-dns.pl` ⚠️ Not in parent delegation
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1776148428

Subdomains

mail.biurosystem.com.pl

Same first word

biurosystem.pl

DNS History

9 records (4 active, 5 former)

○NSns1.nazwa.pl2015-07-20 → 2017-12-03 · 4 obs

● 2015-07-20 06:07:14
● 2017-12-03 00:52:02
○ 2026-04-15 02:25:46
○ 2026-04-15 02:25:48

●NSns1.sohost.pl2026-04-15 → 2026-04-15 · 3 obs

○ 2017-12-03 00:52:02
● 2026-04-15 02:25:46
● 2026-04-15 02:25:48

○NSns2.nazwa.pl2015-07-20 → 2017-12-03 · 4 obs

● 2015-07-20 06:07:14
● 2017-12-03 00:52:02
○ 2026-04-15 02:25:46
○ 2026-04-15 02:25:48

●NSns2.sohost.pl2026-04-15 → 2026-04-15 · 3 obs

○ 2017-12-03 00:52:02
● 2026-04-15 02:25:46
● 2026-04-15 02:25:48

○NSns3.nazwa.pl2015-07-20 → 2017-12-03 · 4 obs

● 2015-07-20 06:07:14
● 2017-12-03 00:52:02
○ 2026-04-15 02:25:46
○ 2026-04-15 02:25:48

○MXbiurosystem.com.pl2015-07-20 → 2017-12-03 · 4 obs

● 2015-07-20 06:07:14
● 2017-12-03 00:52:02
○ 2026-04-15 02:25:46
○ 2026-04-15 02:25:48

●MXmail.biurosystem.com.pl2026-04-15 → 2026-04-15 · 3 obs

○ 2017-12-03 00:52:02
● 2026-04-15 02:25:46
● 2026-04-15 02:25:48

●A142.132.137.1152026-04-15 → 2026-04-15 · 3 obs

○ 2017-12-03 00:52:02
● 2026-04-15 02:25:46
● 2026-04-15 02:25:48

○A77.55.104.312015-07-20 → 2017-12-03 · 4 obs

● 2015-07-20 06:07:14
● 2017-12-03 00:52:02
○ 2026-04-15 02:25:46
○ 2026-04-15 02:25:48

🔍 DNS Trace

Analysis

Hierarchy

biurosystem.com.pl is the parent of mail.biurosystem.com.pl.

IP Addresses

biurosystem.com.pl resolves to one IP number: 142.132.137.115.

other host names including mail.biwakowicz.pl, mail.eaz2.pl, mail.pufoteka.pl, mail.ewangeliczni-siedlce.pl and otofilm.pl share IP numbers with biurosystem.com.pl.

Name Servers

biurosystem.com.pl is delegated to two name servers ns1.sohost.pl and ns2.sohost.pl.

biurosystem.com.pl shares the same name server setup as other domains, for instance stomatolog-grodzisk.pl, inlodz.pl, uromana.pl, wczasyzdrowotne.com.pl and mgnienie.pl.

biurosystem.com.pl shares name servers with other domains at least partially, for example sohost.pl and websrv.pl.

these name servers are commonly used alongside ns3.sohost.pl.

Host names with one IP number:

ns1.sohost.pl points to 46.4.120.37

ns2.sohost.pl points to 78.46.91.52

Mail Servers

biurosystem.com.pl is handled by a single mail server, mail.biurosystem.com.pl.

mail.biurosystem.com.pl resolves to IP 142.132.137.115.

biurosystem.com.pl - robtex.com