`stack.pl`

DNSSEC	🔒 Signed (DS record present)
A	2606:50c0:8000::153^{🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8001::153^{🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8002::153^{🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8003::153^{🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}
NS	`ns1.aftermarket.pl` ⭐
		A	185.253.213.10^{🇵🇱 AS48707-OPS-PL185.253.213.0/24}
			PTR	`ns1.aftermarket.pl`
NS	`ns2.aftermarket.pl`
		A	185.253.214.10^{🇵🇱 AS48707-OPS-PL185.253.214.0/24}
			PTR	`ns2.aftermarket.pl`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁸⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁸⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
MX	`blackhole.aftermarket.pl`⁽²⁰⁾
		A	185.237.29.29^{🇵🇱 AS48707-OPS-PL185.237.29.0/24}
SOA	`ns1.aftermarket.pl`kontakt@aftermarket.pl serial=2607111200

`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=1783751481

Previously MX for

stack.pl

Same first word

stack.support

stack.care

stack.team

stack.ventures

stack.fi

stack.pro

stack.fitness

stack.de

stack.co

stack.cool

stack.fail

stack.la

stack.com.br

stack.plus

stack.pl

stack.ie

stack.gov.sg

stack.cz

stack.ee

stack.spb.ru

stack.be

stack.house

stack.su

stack.city

stack.how

stack.net

stack.fr

stack.biz

stack.uk.net

stack.buzz

stack.agency

stack.ru

stack.ml

stack.zone

stack.blue

stack.my

stack.farm

stack.co.uk

stack.org

stack.gallery

stack.sa

stack.it

stack.or.jp

stack.fyi

stack.nl

stack.ws

stack.money

stack.com

stack.net.ng

stack.hu

stack.services

stack.world

stack.ca

stack.nyc

stack.nu

stack.pt

stack.ro

stack.cc

stack.systems

stack.host

stack.kim

stack.fo

stack.co.nz

stack.io

stack.aero

stack.codes

stack.build

stack.bet

stack.creditcard

stack.network

stack.ai

stack.je

stack.lu

stack.me.uk

stack.com.uy

stack.group

stack.(0x787878)

stack.run

stack.ly

stack.kz

stack.media

stack.tv

stack.ddnsfree.com

stack.gl

stack.gg

stack.cards

stack.tokyo

stack.info

stack.solutions

stack.works

stack.gold

stack.black

stack.net.nz

stack.mx

stack.spb.su

stack.im

stack.storage

stack.foundation

stack.jp

stack.se

stack.com.au

Similar names

catks.com

tcask.org

actks.com

ctask.org.py

kcast.com

stakc.ac.id

tsack.com

kcsat.com

tckas.com

kacst.com

ktcas.com

ktcsa.net

tacks.eu

skatc.com

askct.de

tacks.ca

kacst.edu.sa

kastc.com.sa

kastc.xyz

kasct.org

aksct.com

tacks.de

astck.com

tacks.us

tacks.com.au

tacks.it

kacst.or.kr

tacks.com

atcks.com

tacks.nl

kstac.com

kcsat.org

kacts.net

atksc.com

ckats.com

tacks.org

kcats.com

tacks.net

skatc.ac.th

asktc.com

ktacs.com

kacts.or.kr

ctask.io

cksat.com

tacsk.com

kacst.gov.sa

tasck.dev

tcksa.com

akstc.net

skatc.nfshost.com

satck.com

DNS History

26 records (16 active, 10 former)

○NSdns.home.pl2016-12-02 → 2016-12-02 · 4 obs

○ 2016-10-20 09:49:52
● 2016-12-02 23:34:32
○ 2026-02-26 21:42:16
○ 2026-07-11 11:27:14

○NSdns2.home.pl2016-12-02 → 2016-12-02 · 4 obs

○ 2016-10-20 09:49:52
● 2016-12-02 23:34:32
○ 2026-02-26 21:42:16
○ 2026-07-11 11:27:14

○NSdns3.home.pl2016-12-02 → 2016-12-02 · 4 obs

○ 2016-10-20 09:49:52
● 2016-12-02 23:34:32
○ 2026-02-26 21:42:16
○ 2026-07-11 11:27:14

●NSns1.aftermarket.pl2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

○NSns1.dropped.net.pl2015-08-02 → 2016-10-20 · 4 obs

● 2015-08-02 08:40:48
● 2016-10-20 09:49:52
○ 2016-12-02 23:34:32
○ 2026-07-11 11:27:14

○NSns1.dropped.pl2015-08-02 → 2016-10-20 · 4 obs

● 2015-08-02 08:40:48
● 2016-10-20 09:49:52
○ 2016-12-02 23:34:32
○ 2026-07-11 11:27:14

●NSns2.aftermarket.pl2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

○NSns2.dropped.pl2015-08-02 → 2016-10-20 · 4 obs

● 2015-08-02 08:40:48
● 2016-10-20 09:49:52
○ 2016-12-02 23:34:32
○ 2026-07-11 11:27:14

●MXalt1.aspmx.l.google.com2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●MXalt2.aspmx.l.google.com2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●MXalt3.aspmx.l.google.com2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●MXalt4.aspmx.l.google.com2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●MXaspmx.l.google.com2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●MXblackhole.aftermarket.pl2026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

○MXmail-lima.stack.pl2015-08-02 → 2016-10-20 · 4 obs

● 2015-08-02 08:40:48
● 2016-10-20 09:49:52
○ 2016-12-02 23:34:32
○ 2026-07-11 11:27:14

○MXstack.pl2016-12-02 → 2016-12-02 · 4 obs

○ 2016-10-20 09:49:52
● 2016-12-02 23:34:32
○ 2026-02-26 21:42:16
○ 2026-07-11 11:27:14

●A185.199.108.1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●A185.199.109.1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●A185.199.110.1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●A185.199.111.1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

○A188.128.167.1802016-12-02 → 2016-12-02 · 4 obs

○ 2016-10-20 09:49:52
● 2016-12-02 23:34:32
○ 2026-02-26 21:42:16
○ 2026-07-11 11:27:14

○A216.8.179.242015-08-02 → 2016-10-20 · 4 obs

● 2015-08-02 08:40:48
● 2016-10-20 09:49:52
○ 2016-12-02 23:34:32
○ 2026-07-11 11:27:14

●A2606:50c0:8000::1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●A2606:50c0:8001::1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●A2606:50c0:8002::1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

●A2606:50c0:8003::1532026-02-26 → 2026-07-11 · 3 obs

○ 2016-12-02 23:34:32
● 2026-02-26 21:42:16
● 2026-07-11 11:27:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	d-dns.pl, j-dns.pl, h-dns.pl, b-dns.pl...	12 records
stack.pl	ns1.aftermarket.pl, ns2.aftermarket.pl	-

✅ Authoritative Response

Server:185.253.213.10

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 790ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`185.199.109.153, 185.199.111.153...`
AAAA	4	`2606:50c0:8001::153, 2606:50c0:8002::153...`
NS	2	`ns1.aftermarket.pl, ns2.aftermarket.pl`
MX	6	`aspmx.l.google.com (pri: 1), blackhole.aftermarket.pl (pri: 20)...`
SOA	1	`ns1.aftermarket.pl kontakt.aftermarket.p`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a-dns.pl, b-dns.pl, d-dns.pl...)

Analysis

IP Addresses

stack.pl directs to 8 IP numbers: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 5 other.

Two other host names, along with dataset.org, aerocy.github.io and midnightcommander.github.io, also share IP numbers with stack.pl.

Name Servers

stack.pl is served by two delegated name servers, ns1.aftermarket.pl and ns2.aftermarket.pl.

stack.pl shares its NS records with other domains, for example promet.com.pl, zdrowawiedza.pl, profar.pl and two others.

ns1.aftermarket.pl resolves to 185.253.213.10. ns2.aftermarket.pl resolves to 185.253.214.10. Both host names point to a single IP number.

Mail Servers

The MX records for stack.pl point to 6 mail servers — blackhole.aftermarket.pl, aspmx.l.google.com, alt1.aspmx.l.google.com and 3 other.

There is at least a partial MX overlap between stack.pl and other domains, including rigs.com.mx, msoadvisors.com, plastekcards.com and two others.

These mail servers frequently co-occur with the mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and two others.

Host names that have two IP addresses:

aspmx.l.google.com maps to two IP addresses — 142.251.163.26 and 2607:f8b0:4004:c1f::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1a.

Host names that point to one IP address:

blackhole.aftermarket.pl points to the IP address 185.237.29.29.