cpu.pl - dns.ninja

`cpu.pl`

DNSSEC	🔒 Signed (DS record present)
A	77.55.150.73^{🇵🇱 NETARTGROUP77.55.144.0/21}
		PTR	`dedicated-afu73.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	`cpu.pl` ⭐ 🔒
		A	77.55.150.73^{🇵🇱 NETARTGROUP77.55.144.0/21}
			PTR	`dedicated-afu73.rev.nazwa.pl`
TXT	`v=spf1 mx a ~all`
SOA	`ns1.nazwa.pl`biuro@nazwa.pl serial=2008133212

`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=1780900222

MX for

cpu.pl

Subdomains

mail.cpu.pl

Same first word

cpu.ovh

cpu.center

cpu.ie

cpu.com.my

cpu.ca

cpu.land

cpu.io

cpu.si

cpu.qc.ca

cpu.me

cpu.hu

cpu.org.il

cpu.com.tr

cpu.expert

cpu.uno

cpu.vg

cpu.edu.ec

cpu.sk

cpu.host

cpu.re

cpu.su

cpu.lublin.pl

cpu.us

cpu.ninja

cpu.cl

cpu.mx

cpu.co.uk

cpu.mobi

cpu.rs

cpu.by

cpu.tv

cpu.de

cpu.pl

cpu.com.uy

cpu.co.kr

cpu.services

cpu.careers

cpu.co

cpu.ac.kr

cpu.fi

cpu.org.ba

cpu.rent

cpu.lu

cpu.biz

cpu.nl

cpu.ac.th

cpu.edu.tw

cpu.red

cpu.kr

cpu.hk

cpu.blue

cpu.am

cpu.cc

cpu.net

cpu.community

cpu.edu.cn

cpu.ru

cpu.ro

cpu.blog.br

cpu.vn

cpu.bz

cpu.ba

cpu.lt

cpu.com.tw

cpu.pt

cpu.be

cpu.com.ar

cpu.one

cpu.edu.hk

cpu.edu

cpu.tel

cpu.ee

cpu.co.id

cpu.guru

cpu.at

cpu.edu.ph

cpu.com.cn

cpu.com.au

cpu.fr

cpu.gr

cpu.com

cpu.moe

cpu.gov.mo

Similar names

puc.ws

puc.me

upc.me

cup.com.hk

upc.com.ua

puc.guru

ucp.cl

ucp.co.uk

pcu.me

ucp.tc

upc.kiev.ua

cup.ie

upc.business

puc.eu

cup.jp

upc.info

cup.ac.in

pcu.de

puc.com.br

ucp.gr

pcu.org.pl

pcu.ch

ucp.mx

puc.as

ucp.com.pk

cup.edu.co

puc.co

upc.be

pcu.kr

ucp.eu

upc.community

upc.net.ua

cup.se

cup.edu.uy

ucp.su

cup.my

cup.gr

ucp.com.au

pcu.mobi

cup.la

puc.info

puc.style

ucp.edu.co

cup.net.au

upc.it

ucp.info

cup.football

pcu.tv

cup.net

upc.cn

upc.edu.ar

ucp.co.kr

puc.today

pcu.edu.mx

ucp.io

upc.edu.mn

upc.pe

upc.gov.ae

pcu.org

upc.ltd

upc.co.za

pcu.com.ph

cup.si

puc.no

upc.mobi

upc.pl

ucp.no

ucp.org

cup.world

puc.org.au

cup.name

upc.tax

puc.com

upc.com.tw

puc.fm

puc.mobi

pcu.gr

upc.ac.in

ucp.jp

upc.ro

DNS History

11 records (5 active, 6 former)

●NSns1.nazwa.pl2015-06-17 → 2026-06-08 · 5 obs

● 2015-06-17 02:37:46
○ 2015-11-06 21:03:58
○ 2020-10-11 21:18:34
● 2021-06-22 04:11:42
● 2026-06-08 08:48:40

○NSns1.yuki.pl2015-11-06 → 2020-10-11 · 5 obs

○ 2015-06-17 02:37:46
● 2015-11-06 21:03:58
● 2020-10-11 21:18:34
○ 2021-06-22 04:11:42
○ 2026-06-08 08:48:40

●NSns2.nazwa.pl2015-06-17 → 2026-06-08 · 5 obs

● 2015-06-17 02:37:46
○ 2015-11-06 21:03:58
○ 2020-10-11 21:18:34
● 2021-06-22 04:11:42
● 2026-06-08 08:48:40

○NSns2.yuki.pl2015-11-06 → 2020-10-11 · 5 obs

○ 2015-06-17 02:37:46
● 2015-11-06 21:03:58
● 2020-10-11 21:18:34
○ 2021-06-22 04:11:42
○ 2026-06-08 08:48:40

●NSns3.nazwa.pl2015-06-17 → 2026-06-08 · 5 obs

● 2015-06-17 02:37:46
○ 2015-11-06 21:03:58
○ 2020-10-11 21:18:34
● 2021-06-22 04:11:42
● 2026-06-08 08:48:40

●MXcpu.pl2015-06-17 → 2026-06-08 · 5 obs

● 2015-06-17 02:37:46
○ 2015-11-06 21:03:58
○ 2020-10-11 21:18:34
● 2021-06-22 04:11:42
● 2026-06-08 08:48:40

○MXmail.cpu.pl2015-11-06 → 2020-10-11 · 5 obs

○ 2015-06-17 02:37:46
● 2015-11-06 21:03:58
● 2020-10-11 21:18:34
○ 2021-06-22 04:11:42
○ 2026-06-08 08:48:40

○A5.39.65.2022021-06-22 → 2021-06-22 · 4 obs

○ 2020-10-11 21:18:34
● 2021-06-22 04:11:42
○ 2026-02-26 09:35:58
○ 2026-06-08 08:48:40

●A77.55.150.732026-02-26 → 2026-06-08 · 3 obs

○ 2021-06-22 04:11:42
● 2026-02-26 09:35:58
● 2026-06-08 08:48:40

○A77.55.251.952015-11-06 → 2020-10-11 · 5 obs

○ 2015-06-17 02:37:46
● 2015-11-06 21:03:58
● 2020-10-11 21:18:34
○ 2021-06-22 04:11:42
○ 2026-06-08 08:48:40

○A85.128.139.1482015-06-17 → 2015-06-17 · 3 obs

● 2015-06-17 02:37:46
○ 2015-11-06 21:03:58
○ 2026-06-08 08:48:40

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:77.55.126.10

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 608ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.55.150.73`
NS	3	`ns2.nazwa.pl, ns3.nazwa.pl...`
MX	1	`cpu.pl (pri: 10)`
TXT	1	`v=spf1 mx a ~all`
SOA	1	`ns1.nazwa.pl biuro.nazwa.pl`

📌 Glue Records Collected

Total: 3

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

Analysis

Hierarchy

The domain mail.cpu.pl falls under the parent cpu.pl.

Mail Server Role

The MX record for cpu.pl points back to cpu.pl — it is its own mail server.

IP Addresses

cpu.pl directs to one IP number, which is 77.55.150.73.

Among the host names that share IP numbers with cpu.pl are klenz.pl, server251600.nazwa.pl, www.yuki.pl and two others.

Name Servers

cpu.pl carries NS records delegating to ns1.nazwa.pl, ns2.nazwa.pl and ns3.nazwa.pl.

At least some of cpu.pl's name servers are shared with other domains, for example olbrzym.pl, olecki.eu, tbosfilip.nazwa.pl and two more.

It is common for these name servers to be used in conjunction with the name servers ns1.netart.pl, ns2.netart.pl and ns3.netart.pl.

ns1.nazwa.pl points to 77.55.125.10; ns2.nazwa.pl points to 77.55.126.10; ns3.nazwa.pl points to 77.55.127.10 — each hostname maps to exactly one IP address.

Mail Servers

The MX record for cpu.pl points to a single mail server: cpu.pl.

cpu.pl carries a single IP number, which is 77.55.150.73.