`groszek.pl`

DNSSEC	⚠️ Not signed
A	51.38.144.87^{🇫🇷 OVH51.38.0.0/16}
		PTR	`ip87.ip-51-38-144.eu`
NS	`ns1.taken.pl` ⭐
		A	2001:41d0:a800:5000::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	193.70.124.224^{🇫🇷 OVH193.70.0.0/17}
			PTR	`ns1.taken.pl`
NS	`ns2.taken.waw.pl`
		A	2a01:4f8:c0c:810f::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns2.taken.waw.pl`
		A	88.198.115.152^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`ns2.taken.waw.pl`
NS	`ns3.taken.net.pl`
		A	2a01:270:9888::1^{🇭🇺 ATW-AS2a01:270::/32 ATW Internet Kft. Budapest, Hungary}
		A	37.221.208.136^{🇭🇺 ATW-AS37.221.208.0/22 ATW Internet Kft. Budapest, Hungary}
NS	`ns4.taken.com.pl`
		A	2001:1af8:5301:104:1c00:5eff:fe00:322^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
			PTR	`ns4.taken.com.pl`
		A	95.211.126.143^{🇳🇱 LEASEWEB-NL-AMS-0195.211.0.0/16 LEASEWEB}
			PTR	`ns4.taken.com.pl`
MX	`groszek-pl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
TXT	`MS=5D6DEF6E14630446A3383322F97A5D9B906D0060`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`mojecertpl-site-verification-oFS0VjX9K2s2C1oYh7rKfMp2St0rYeZv`
SOA	`ns1.taken.pl`abuse@wset.edu.pl 2026-04-09 #0

`pl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a-dns.pl` ⭐
	NS	`b-dns.pl`
	NS	`d-dns.pl`
	NS	`f-dns.pl`
	NS	`h-dns.pl`
	NS	`j-dns.pl`
	TXT	`ccTLD of Poland`
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1775975662

🔒 HSTS Preload (+subdomains)

Subdomains

poczta.groszek.pl

*.groszek.pl

mta.groszek.pl

infosystem.groszek.pl

Same first word

groszek.katowice.pl

groszek.net

groszek.com.pl

groszek.art.pl

groszek.pl

DNS History

15 records (6 active, 9 former)

○NSfgf99.internetdsl.tpnet.pl2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:39:46
○ 2015-07-04 01:49:06
○ 2026-04-13 00:48:32

○NSfns1.42.pl2015-07-04 → 2020-01-24 · 5 obs

○ 2008-11-27 13:39:46
● 2015-07-04 01:49:06
● 2020-01-24 09:12:50
○ 2026-03-09 06:09:36
○ 2026-04-13 00:48:32

○NSfns2.42.pl2015-07-04 → 2020-01-24 · 5 obs

○ 2008-11-27 13:39:46
● 2015-07-04 01:49:06
● 2020-01-24 09:12:50
○ 2026-03-09 06:09:36
○ 2026-04-13 00:48:32

○NSgiga.proinfo.com.pl2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:39:46
○ 2015-07-04 01:49:06
○ 2026-04-13 00:48:32

●NSns1.taken.pl2026-03-09 → 2026-04-13 · 3 obs

○ 2020-01-24 09:12:50
● 2026-03-09 06:09:36
● 2026-04-13 00:48:32

●NSns2.taken.waw.pl2026-03-09 → 2026-04-13 · 3 obs

○ 2020-01-24 09:12:50
● 2026-03-09 06:09:36
● 2026-04-13 00:48:32

●NSns3.taken.net.pl2026-03-09 → 2026-04-13 · 3 obs

○ 2020-01-24 09:12:50
● 2026-03-09 06:09:36
● 2026-04-13 00:48:32

●NSns4.taken.com.pl2026-03-09 → 2026-04-13 · 3 obs

○ 2020-01-24 09:12:50
● 2026-03-09 06:09:36
● 2026-04-13 00:48:32

●MXgroszek-pl.mail.protection.outlook.com2026-03-09 → 2026-04-13 · 3 obs

○ 2020-01-24 09:12:50
● 2026-03-09 06:09:36
● 2026-04-13 00:48:32

○MXmta.groszek.pl2015-07-04 → 2020-01-24 · 5 obs

○ 2008-11-27 13:39:46
● 2015-07-04 01:49:06
● 2020-01-24 09:12:50
○ 2026-03-09 06:09:36
○ 2026-04-13 00:48:32

○MXpoczta.groszek.pl2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:39:46
○ 2015-07-04 01:49:06
○ 2026-04-13 00:48:32

○A5.135.206.2002017-12-02 → 2017-12-02 · 4 obs

○ 2016-11-23 15:46:30
● 2017-12-02 15:30:24
○ 2020-01-24 09:12:50
○ 2026-04-13 00:48:32

●A51.38.144.872020-01-24 → 2026-04-13 · 3 obs

○ 2017-12-02 15:30:24
● 2020-01-24 09:12:50
● 2026-04-13 00:48:32

○A83.13.161.992008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:39:46
○ 2015-07-04 01:49:06
○ 2026-04-13 00:48:32

○A94.23.93.92015-07-04 → 2016-11-23 · 5 obs

○ 2008-11-27 13:39:46
● 2015-07-04 01:49:06
● 2016-11-23 15:46:30
○ 2017-12-02 15:30:24
○ 2026-04-13 00:48:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, a-dns.pl, j-dns.pl, h-dns.pl...	-
groszek.pl	ns1.taken.pl, ns2.taken.waw.pl, ns3.taken.net.pl, ns4.taken.com.pl	1 record

✅ Authoritative Response

Server:95.211.126.143

NS records: ns1.taken.pl, ns2.taken.waw.pl, ns3.taken.net.pl, ns4.taken.com.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for groszek.pl (unsigned zone)

⏱️ Timing

Total: 726ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.38.144.87`
NS	4	`ns2.taken.waw.pl, ns3.taken.net.pl...`
MX	1	`groszek-pl.mail.protection.outlook.com (`
TXT	3	`mojecertpl-site-verification-oFS0VjX9K2s, MS=5D6DEF6E14630446A3383322F97A5D9B906D0...`
SOA	1	`ns1.taken.pl abuse.wset.edu.pl`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns1.taken.pl)

Analysis

Hierarchy

groszek.pl is parent of poczta.groszek.pl, *.groszek.pl, mta.groszek.pl and infosystem.groszek.pl.

IP Addresses

groszek.pl points to IP number 51.38.144.87.

Other host names for example infosystem.groszek.pl, ip87.ip-51-38-144.eu and *.groszek.pl share IP numbers with groszek.pl.

Name Servers

groszek.pl is delegated to four name servers: ns1.taken.pl, ns4.taken.com.pl, ns3.taken.net.pl and ns2.taken.waw.pl.

groszek.pl shares name servers with other domains at least partially, for example taken.net.pl, ewizja.info, taken.waw.pl, aims.biz.pl and zontekiwspolnicy.pl.