`security-group.pl`

DNSSEC	⚠️ Not signed
A	77.55.253.205^{🇵🇱 NETARTGROUP77.55.252.0/23}
		PTR	`u104.hostinghouse.pl`
NS	`ns1.hostinghouse.pl` ⭐
		A	77.55.253.199^{🇵🇱 NETARTGROUP77.55.252.0/23}
			PTR	`ns1.hostinghouse.pl`
NS	`ns2.hostinghouse.pl`
		A	77.55.253.198^{🇵🇱 NETARTGROUP77.55.252.0/23}
			PTR	`ns2.hostinghouse.pl`
MX	`mail.security-group.pl` ⭐
		A	77.55.253.205^{🇵🇱 NETARTGROUP77.55.252.0/23}
			PTR	`u104.hostinghouse.pl`
TXT	`v=spf1 a mx ip4:77.55.253.205 ~all`
SOA	`ns1.hostinghouse.pl`hostmaster@security-group.pl 2025-10-06 #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=1776062120

Previously MX for

security-group.pl

Same first word

security-group.su

security-group.pl

security-group.eu

security-group.ru

security-group.de

security-group.net

security-group.org

security-group.it

Similar names

group-security.com

group-security.de

DNS History

10 records (4 active, 6 former)

○NSdns.home.pl2015-06-27 → 2017-03-27 · 4 obs

● 2015-06-27 15:55:44
● 2017-03-27 03:20:08
○ 2020-03-19 16:38:14
○ 2026-04-14 05:17:10

○NSdns2.home.pl2015-06-27 → 2017-03-27 · 4 obs

● 2015-06-27 15:55:44
● 2017-03-27 03:20:08
○ 2020-03-19 16:38:14
○ 2026-04-14 05:17:10

○NSdns3.home.pl2015-06-27 → 2017-03-27 · 4 obs

● 2015-06-27 15:55:44
● 2017-03-27 03:20:08
○ 2020-03-19 16:38:14
○ 2026-04-14 05:17:10

●NSns1.hostinghouse.pl2020-03-19 → 2026-04-14 · 3 obs

○ 2017-03-27 03:20:08
● 2020-03-19 16:38:14
● 2026-04-14 05:17:10

●NSns2.hostinghouse.pl2020-03-19 → 2026-04-14 · 3 obs

○ 2017-03-27 03:20:08
● 2020-03-19 16:38:14
● 2026-04-14 05:17:10

●MXmail.security-group.pl2020-03-19 → 2026-04-14 · 7 obs

○ 2017-03-27 03:20:08
● 2020-03-19 16:38:14
● 2026-02-26 14:53:24
○ 2026-03-09 01:35:08
● 2026-03-16 10:52:26
○ 2026-04-11 19:11:40
● 2026-04-14 05:17:10

○MXsecurity-group.pl2015-06-27 → 2017-03-27 · 4 obs

● 2015-06-27 15:55:44
● 2017-03-27 03:20:08
○ 2020-03-19 16:38:14
○ 2026-04-14 05:17:10

○A46.29.19.312020-03-19 → 2020-03-19 · 4 obs

○ 2017-03-27 03:20:08
● 2020-03-19 16:38:14
○ 2026-02-26 14:53:24
○ 2026-04-14 05:17:10

●A77.55.253.2052026-02-26 → 2026-04-14 · 6 obs

○ 2020-03-19 16:38:14
● 2026-02-26 14:53:24
○ 2026-03-09 01:35:08
● 2026-03-16 10:52:26
○ 2026-04-11 19:11:40
● 2026-04-14 05:17:10

○A89.161.255.102015-06-27 → 2017-03-27 · 4 obs

● 2015-06-27 15:55:44
● 2017-03-27 03:20:08
○ 2020-03-19 16:38:14
○ 2026-04-14 05:17:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	b-dns.pl, h-dns.pl, f-dns.pl, a-dns.pl...	-
security-group.pl	ns1.hostinghouse.pl, ns2.hostinghouse.pl	-

✅ Authoritative Response

Server:77.55.253.199

NS records: ns1.hostinghouse.pl, ns2.hostinghouse.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for security-group.pl (unsigned zone)

⏱️ Timing

Total: 878ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.55.253.205`
NS	2	`ns1.hostinghouse.pl, ns2.hostinghouse.pl`
MX	1	`mail.security-group.pl (pri: 10)`
TXT	1	`v=spf1 a mx ip4:77.55.253.205 ~all`
SOA	1	`ns1.hostinghouse.pl hostmaster.security-`

Analysis

IP Addresses

security-group.pl resolves to one IP number: 77.55.253.205.

Other host names, for instance u104.hostinghouse.pl, zooba.pl and mail.zooba.pl share IP numbers with security-group.pl.

Name Servers

security-group.pl is delegated to two name servers ns1.hostinghouse.pl and ns2.hostinghouse.pl.

security-group.pl shares the same name server setup as other domains, for instance przemyslawnawrocki.pl, gova.pl, stand-upy.pl, alga.swinoujscie.pl and jmauto.bydgoszcz.pl.

Host names with one IP number:

ns1.hostinghouse.pl points to 77.55.253.199

ns2.hostinghouse.pl points to 77.55.253.198

Mail Servers

security-group.pl is handled by a single mail server, mail.security-group.pl.

mail.security-group.pl resolves to IP 77.55.253.205.

security-group.pl - robtex.com