`concept-system.pl`

DNSSEC	⚠️ Not signed
A	85.128.136.164^{🇵🇱 NETARTGROUP85.128.136.0/22}
		PTR	`shared-ake164.rev.nazwa.pl`
NS	`ns1.nazwa.pl` ⭐
		A	77.55.125.10^{🇵🇱 NETARTGROUP77.55.125.0/24}
			PTR	`ns1.nazwa.pl`
NS	`ns2.nazwa.pl`
		A	77.55.126.10^{🇵🇱 NETARTGROUP77.55.126.0/24}
			PTR	`ns2.nazwa.pl`
NS	`ns3.nazwa.pl`
		A	77.55.127.10^{🇵🇱 NETARTGROUP77.55.127.0/24}
			PTR	`ns3.nazwa.pl`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google74.125.27.0/24}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f26.1e100.net`
TXT	`v=spf1 a mx include:_spf.google.com include:_spf. acesender.com ip4:209.85.20...`
SOA	`ns1.nazwa.pl`biuro@nazwa.pl serial=2008133201

`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=1773473727

Same first word

concept-system.pl

Similar names

system-concept.net

DNS History

12 records (7 active, 5 former)

○NSdns.home.pl2017-08-21 → 2017-08-21 · 3 obs

● 2017-08-21 23:29:14
○ 2026-02-26 17:30:32
○ 2026-03-23 03:19:28

○NSdns2.home.pl2017-08-21 → 2017-08-21 · 3 obs

● 2017-08-21 23:29:14
○ 2026-02-26 17:30:32
○ 2026-03-23 03:19:28

○NSdns3.home.pl2017-08-21 → 2017-08-21 · 3 obs

● 2017-08-21 23:29:14
○ 2026-02-26 17:30:32
○ 2026-03-23 03:19:28

●NSns1.nazwa.pl2026-02-26 → 2026-03-23 · 3 obs

○ 2017-08-21 23:29:14
● 2026-02-26 17:30:32
● 2026-03-23 03:19:28

●NSns2.nazwa.pl2026-02-26 → 2026-03-23 · 3 obs

○ 2017-08-21 23:29:14
● 2026-02-26 17:30:32
● 2026-03-23 03:19:28

●NSns3.nazwa.pl2026-02-26 → 2026-03-23 · 3 obs

○ 2017-08-21 23:29:14
● 2026-02-26 17:30:32
● 2026-03-23 03:19:28

●MXalt1.aspmx.l.google.com2017-08-21 → 2026-03-23 · 2 obs

● 2017-08-21 23:29:14
● 2026-03-23 03:19:28

●MXalt2.aspmx.l.google.com2017-08-21 → 2026-03-23 · 2 obs

● 2017-08-21 23:29:14
● 2026-03-23 03:19:28

●MXaspmx.l.google.com2017-08-21 → 2026-03-23 · 2 obs

● 2017-08-21 23:29:14
● 2026-03-23 03:19:28

○MXaspmx2.googlemail.com2017-08-21 → 2017-08-21 · 3 obs

● 2017-08-21 23:29:14
○ 2026-02-26 17:30:32
○ 2026-03-23 03:19:28

○A79.96.157.2222017-08-21 → 2017-08-21 · 3 obs

● 2017-08-21 23:29:14
○ 2026-02-26 17:30:32
○ 2026-03-23 03:19:28

●A85.128.136.1642026-02-26 → 2026-03-23 · 3 obs

○ 2017-08-21 23:29:14
● 2026-02-26 17:30:32
● 2026-03-23 03:19:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, a-dns.pl, b-dns.pl, d-dns.pl...	-
concept-system.pl	ns1.nazwa.pl, ns2.nazwa.pl, ns3.nazwa.pl	3 records

✅ Authoritative Response

Server:77.55.127.10

NS records: ns1.nazwa.pl, ns2.nazwa.pl, ns3.nazwa.pl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 319ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.128.136.164`
NS	3	`ns3.nazwa.pl, ns2.nazwa.pl...`
MX	3	`aspmx.l.google.com (pri: 1), alt2.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 a mx include:_spf.google.com incl`
SOA	1	`ns1.nazwa.pl biuro.nazwa.pl`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.nazwa.pl, ns2.nazwa.pl, ns3.nazwa.pl)

Analysis

IP Addresses

concept-system.pl points to IP number 85.128.136.164.

Other host names for example shared-ake164.rev.nazwa.pl, server425167.nazwa.pl and zol-jaszkotle.pl share IP numbers with concept-system.pl.

Name Servers

The delegation for concept-system.pl is handled by three name servers: ns1.nazwa.pl, ns2.nazwa.pl and ns3.nazwa.pl.

concept-system.pl shares name servers with other domains at least partially, for example gicomed.com, gnilka.pl, coloria.pl, motelcomet.com and geokop.pl.