`bestkomp.pl`

DNSSEC	⚠️ Not signed
A	91.219.210.26^{🇵🇱 MUCHA-AS91.219.210.0/24 MUCHA SC}
		PTR	`serv6.hostings.pl`
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`bestkomp-pl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`mscid=33siBdTkad53QATBWzDd78Kx+R3L6UEAbeCfPkUjF2236LAjkADGHQB9THRQVGWQNvnPoSQ...`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.c...`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`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

bestkomp.pl

DNS History

19 records (6 active, 13 former)

○NSfns1.42.pl2017-03-14 → 2017-03-14 · 4 obs

○ 2016-05-29 09:10:30
● 2017-03-14 17:38:30
○ 2026-03-10 02:00:00
○ 2026-03-24 09:17:20

○NSfns2.42.pl2017-03-14 → 2017-03-14 · 4 obs

○ 2016-05-29 09:10:30
● 2017-03-14 17:38:30
○ 2026-03-10 02:00:00
○ 2026-03-24 09:17:20

●NSns1.bdm.microsoftonline.com2026-03-10 → 2026-03-24 · 3 obs

○ 2017-03-14 17:38:30
● 2026-03-10 02:00:00
● 2026-03-24 09:17:20

○NSns1.hukk.pl2015-08-03 → 2015-08-03 · 3 obs

● 2015-08-03 06:14:44
○ 2015-11-25 11:57:24
○ 2026-03-24 09:17:20

○NSns1.nazwa.pl2016-05-29 → 2016-05-29 · 4 obs

○ 2015-11-25 11:57:24
● 2016-05-29 09:10:30
○ 2017-03-14 17:38:30
○ 2026-03-24 09:17:20

○NSns1.zapaszek.com.pl2017-03-14 → 2017-03-14 · 4 obs

○ 2016-05-29 09:10:30
● 2017-03-14 17:38:30
○ 2026-03-10 02:00:00
○ 2026-03-24 09:17:20

●NSns2.bdm.microsoftonline.com2026-03-10 → 2026-03-24 · 3 obs

○ 2017-03-14 17:38:30
● 2026-03-10 02:00:00
● 2026-03-24 09:17:20

○NSns2.hukk.pl2015-08-03 → 2015-08-03 · 3 obs

● 2015-08-03 06:14:44
○ 2015-11-25 11:57:24
○ 2026-03-24 09:17:20

○NSns2.nazwa.pl2016-05-29 → 2016-05-29 · 4 obs

○ 2015-11-25 11:57:24
● 2016-05-29 09:10:30
○ 2017-03-14 17:38:30
○ 2026-03-24 09:17:20

●NSns3.bdm.microsoftonline.com2026-03-10 → 2026-03-24 · 3 obs

○ 2017-03-14 17:38:30
● 2026-03-10 02:00:00
● 2026-03-24 09:17:20

○NSns3.nazwa.pl2016-05-29 → 2016-05-29 · 4 obs

○ 2015-11-25 11:57:24
● 2016-05-29 09:10:30
○ 2017-03-14 17:38:30
○ 2026-03-24 09:17:20

●NSns4.bdm.microsoftonline.com2026-03-10 → 2026-03-24 · 3 obs

○ 2017-03-14 17:38:30
● 2026-03-10 02:00:00
● 2026-03-24 09:17:20

●MXbestkomp-pl.mail.protection.outlook.com2026-03-10 → 2026-03-24 · 3 obs

○ 2017-03-14 17:38:30
● 2026-03-10 02:00:00
● 2026-03-24 09:17:20

○MXmail.bestkomp.pl2015-08-03 → 2017-03-14 · 6 obs

● 2015-08-03 06:14:44
○ 2015-11-25 11:57:24
○ 2016-05-29 09:10:30
● 2017-03-14 17:38:30
○ 2026-03-10 02:00:00
○ 2026-03-24 09:17:20

○MXwujokrzychoo.nazwa.pl2016-05-29 → 2016-05-29 · 4 obs

○ 2015-11-25 11:57:24
● 2016-05-29 09:10:30
○ 2017-03-14 17:38:30
○ 2026-03-24 09:17:20

○A155.133.46.2112017-03-14 → 2017-03-14 · 4 obs

○ 2016-05-29 09:10:30
● 2017-03-14 17:38:30
○ 2026-03-10 02:00:00
○ 2026-03-24 09:17:20

○A178.255.40.2162015-08-03 → 2015-08-03 · 3 obs

● 2015-08-03 06:14:44
○ 2015-11-25 11:57:24
○ 2026-03-24 09:17:20

○A85.128.128.992016-05-29 → 2016-05-29 · 4 obs

○ 2015-11-25 11:57:24
● 2016-05-29 09:10:30
○ 2017-03-14 17:38:30
○ 2026-03-24 09:17:20

●A91.219.210.262026-03-10 → 2026-03-24 · 3 obs

○ 2017-03-14 17:38:30
● 2026-03-10 02:00:00
● 2026-03-24 09:17:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...	-
bestkomp.pl	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:204.14.183.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bestkomp.pl (unsigned zone)

⏱️ Timing

Total: 2040ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.219.210.26`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`bestkomp-pl.mail.protection.outlook.com`
TXT	2	`mscid=33siBdTkad53QATBWzDd78Kx+R3L6UEAbe, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

Analysis

IP Addresses

bestkomp.pl points to an IP address: 91.219.210.26.

other host names include mail.browar-osjann.pl, www.kosmethurt.pl, szybydakar.pl, dombudbp.pl and mail.bpig.pl; they share IP numbers with bestkomp.pl.

Name Servers

bestkomp.pl delegates to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

bestkomp.pl at least partially shares name servers with other domains, for instance creative-landscapes.net, gruasmar.com.uy, lingvallen.se, babord.se and xtra-mile.co.il.

Host names with two IP numbers: ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208; ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208; ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208; ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208.

Mail Servers

bestkomp.pl is handled by a single mail server, bestkomp-pl.mail.protection.outlook.com.

Hostname bestkomp-pl.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::9, 52.101.68.18, 52.101.68.21, 52.101.73.26 and 52.101.73.30.

bestkomp.pl - robtex.com

bestkomp.pl

pl

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`bestkomp.pl`

`pl`