`back-office.com.pl`

DNSSEC	⚠️ Not signed
A	188.210.222.5^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
		PTR	`host-1882102225.seohost-mail.eu`
NS	`ns1.seohost.pl` ⭐
		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`
		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`
MX	`mail.back-office.com.pl` ⭐
		A	188.210.222.5^{🇵🇱 DATASPACE188.210.220.0/22 IPv4 route for PERSKIMEDIA Szymon Perski}
			PTR	`host-1882102225.seohost-mail.eu`
TXT	`v=spf1 redirect=_spf-h54.microhost.pl`
SOA	`ns1.seohost.pl`hostmaster@back-office.com.pl 2025-02-04 #79

`com.pl`

	DNSSEC	⚠️ Not signed
	NS	`a-dns.pl` ⭐ ⚠️ Not in parent delegation
	NS	`b-dns.pl` ⚠️ Not in parent delegation
	NS	`d-dns.pl` ⚠️ Not in parent delegation
	NS	`f-dns.pl` ⚠️ Not in parent delegation
	NS	`h-dns.pl` ⚠️ Not in parent delegation
	NS	`j-dns.pl` ⚠️ Not in parent delegation
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1774337565

Same first word

DNS History

8 records (4 active, 4 former)

●NSns1.seohost.pl2026-03-24 → 2026-03-24 · 2 obs

○ 2016-09-28 22:17:58
● 2026-03-24 19:16:10

○NSns1.speedydns.net2015-08-21 → 2016-07-17 · 4 obs

● 2015-08-21 10:41:02
● 2016-07-17 14:12:56
○ 2016-09-28 22:17:58
○ 2026-03-24 19:16:10

●NSns2.seohost.pl2026-03-24 → 2026-03-24 · 2 obs

○ 2016-09-28 22:17:58
● 2026-03-24 19:16:10

○NSns2.speedydns.net2015-08-21 → 2016-07-17 · 4 obs

● 2015-08-21 10:41:02
● 2016-07-17 14:12:56
○ 2016-09-28 22:17:58
○ 2026-03-24 19:16:10

○MXback-office.com.pl2015-08-21 → 2016-07-17 · 4 obs

● 2015-08-21 10:41:02
● 2016-07-17 14:12:56
○ 2016-09-28 22:17:58
○ 2026-03-24 19:16:10

●MXmail.back-office.com.pl2026-03-24 → 2026-03-24 · 2 obs

○ 2016-09-28 22:17:58
● 2026-03-24 19:16:10

○A159.253.137.1092015-08-21 → 2016-07-17 · 4 obs

● 2015-08-21 10:41:02
● 2016-07-17 14:12:56
○ 2016-09-28 22:17:58
○ 2026-03-24 19:16:10

●A188.210.222.52026-03-24 → 2026-03-24 · 2 obs

○ 2016-09-28 22:17:58
● 2026-03-24 19:16:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...	-
back-office.com.pl	ns1.seohost.pl, ns2.seohost.pl	-

✅ Authoritative Response

Server:188.210.221.179

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for back-office.com.pl (unsigned zone)

⏱️ Timing

Total: 852ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.210.222.5`
NS	2	`ns1.seohost.pl, ns2.seohost.pl`
MX	1	`mail.back-office.com.pl (pri: 10)`
TXT	1	`v=spf1 redirect=_spf-h54.microhost.pl`
SOA	1	`ns1.seohost.pl hostmaster.back-office.co`

Analysis

IP Addresses

back-office.com.pl points to an IP address: 188.210.222.5.

other host names include _dc-mx.21e12d2e5607.gitaraakustyczna.pl, _dc-mx.b93f661982f1.zkwp.radom.pl, twojpodolog.pl, mail.allcam.pl and naeve.pl; they share IP numbers with back-office.com.pl.

Name Servers

Two name servers ns1.seohost.pl and ns2.seohost.pl handle the delegation for back-office.com.pl.

back-office.com.pl shares the same name server setup as other domains, for instance ekino-tv.com.pl, e-zyczenia.net.pl, kozioleklekarski.pl, mail.swiatczarnegoteriera.pl and renzu.pl.

back-office.com.pl at least partially shares name servers with other domains, for instance langus.com.pl, robomotion.pl, integer.com.pl, pro-psyche.pl and todoofeminin.com.

These name servers are commonly used with ns1.microhost.pl and ns2.microhost.pl.

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 Servers

back-office.com.pl is handled by a single mail server, mail.back-office.com.pl.

The host name mail.back-office.com.pl points to IP 188.210.222.5.

back-office.com.pl - robtex.com