`mail.system2000.pl`

DNSSEC	⚠️ Not signed
A	188.210.221.221^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
		PTR	`host-188210221221.seohost-mail.eu`
NS	`ns1.seohost.pl` ⚠️ Not in parent delegation
		A	185.200.47.250^{🇵🇱 DATASPACE185.200.44.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
			PTR	`host-18520047250.seohost-mail.eu`
		A	188.210.221.52^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
			PTR	`host-18821022152.seohost-mail.eu`
NS	`ns2.seohost.pl` ⚠️ Not in parent delegation
		A	188.210.221.179^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
			PTR	`host-188210221179.seohost-mail.eu`
		A	188.210.223.253^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
			PTR	`host-188210223253.seohost-mail.eu`

`system2000.pl`

	DNSSEC	⚠️ Not signed
	A	188.210.221.221^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
	NS	`ns1.seohost.pl`
	NS	`ns2.seohost.pl`

Previously MX for

system2000.pl

Same first word

mail.chat

mail.fastvps.host

mail.style

mail.altervista.org

mail.ngo.za

mail.awsapps.com

mail.biz

mail.gov.lv

mail.jetzt

mail.kh.ua

mail.ru

mail.myeffect.net

mail.myshopify.com

mail.123hjemmeside.dk

mail.gov.ps

mail.ml

mail.fo

mail.expert

mail.mil.tm

mail.team

mail.com.ru

mail.tn

mail.serveftp.com

mail.by

mail.peewee.jp

mail.virtualuser.de

mail.charity

mail.exchange

mail.live

mail.lk3.ru

mail.com.mk

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

mail.net.ph

mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

mail.info.pl

mail.community

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.tools

mail.sy

mail.li

mail.rw

mail.vision

mail.sk

mail.at

mail.surf

mail.gov.ge

mail.dating

mail.travel

mail.td

mail.nr

mail.nrw

mail.xyz

mail.loginto.me

mail.bio

mail.dk

mail.main.jp

mail.lc

mail.city

mail.yt

mail.watch

mail.lomo.jp

mail.lu

mail.tel

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.schwarz

mail.co.uk

mail.net.mk

mail.rj.gov.br

mail.freedesktop.org

mail.direct

mail.yandex

mail.sh.cn

mail.vacations

mail.my

mail.gov.mz

mail.gov.ph

mail.veterinaire.fr

mail.ee

mail.yokohama

mail.mu

mail.nflfan.org

mail.bayern

mail.leczna.pl

mail.dnsalias.com

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DNS History

4 records (3 active, 1 former)

●NSns1.seohost.pl2026-03-19 → 2026-03-23 · 2 obs

● 2026-03-19 18:53:14
● 2026-03-23 14:58:30

●NSns2.seohost.pl2026-03-19 → 2026-03-23 · 2 obs

● 2026-03-19 18:53:14
● 2026-03-23 14:58:30

●A188.210.221.2212026-03-19 → 2026-03-23 · 3 obs

○ 2016-04-28 01:00:36
● 2026-03-19 18:53:14
● 2026-03-23 14:58:30

○A77.55.45.2162015-07-14 → 2016-04-28 · 5 obs

○ 2007-10-09 01:12:54
● 2015-07-14 12:34:44
● 2016-04-28 01:00:36
○ 2026-03-19 18:53:14
○ 2026-03-23 14:58:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, h-dns.pl, j-dns.pl, a-dns.pl...	-
system2000.pl	ns1.seohost.pl, ns2.seohost.pl	4 records

✅ Authoritative Response

Server:188.210.221.179

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for system2000.pl (unsigned zone)

⏱️ Timing

Total: 432ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.210.221.221`
NS	2	`ns2.seohost.pl, ns1.seohost.pl`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.seohost.pl, ns1.seohost.pl, ns2.seohost.pl...)

Analysis

IP Addresses

mail.system2000.pl points to an IP address: 188.210.221.221.

other host names include melin.pl, sprzegla24.com.pl, login.przeprowadzki.olsztyn.pl, firmyinfo.pl and nerwik.com; they share IP numbers with mail.system2000.pl.

Name Servers

Two name servers ns1.seohost.pl and ns2.seohost.pl handle the delegation for mail.system2000.pl.

mail.system2000.pl shares the same name server setup as other domains, for instance ratatam.pl, postalpitch.com, edwardgraphics.eu, shanngo.com and wikibr.pl.

mail.system2000.pl at least partially shares name servers with other domains, for instance kostka-rakowiecki.pl, wanek.pl, guznar.pl, gitkomp.pl and kess.com.pl.

These name servers are commonly used with the following: ns1.microhost.pl, ns2.microhost.pl, ns1.iswift.eu and ns2.iswift.eu.

Host names with two IP numbers:

ns1.seohost.pl points to 185.200.47.250 and 188.210.221.52.

ns2.seohost.pl points to 188.210.221.179 and 188.210.223.253.

mail.system2000.pl - robtex.com