WWW.RTSAK.COM - 21s.pl

Search for IP or hostnames:

21s.pl checked at 2025-10-30T16:21:20.761Z 340ms 137/137/137 100% R:18

`21s.pl`

NS	`ns1.d2.pl`
		A	5.252.230.197^{🇵🇱 LHPL}
NS	`ns2.d2.pl`
		A	5.252.229.128^{🇵🇱 LHPL}
MX	`aspmx.l.google.com`
		A	2607:f8b0:4023:c0d::1b ^{🇺🇸 Google}
			PTR	`dl-in-f27.1e100.net`
		A	142.251.2.27^{🇺🇸 Google}
			PTR	`dl-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`
		A	2607:f8b0:4023:100f::1b ^{🇺🇸 Google}
			PTR	`yudfwra-in-f27.1e100.net`
		A	192.178.220.27^{🇺🇸 Google}
			PTR	`yudfwra-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`
		A	2607:f8b0:4023:3001::1b ^{🇺🇸 Google}
			PTR	`yulnkec-in-f27.1e100.net`
		A	172.217.74.26^{🇺🇸 Google}
			PTR	`yulnkec-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`
		A	2a00:1450:4010:c0e::1a ^{🇫🇮 Google}
			PTR	`lu-in-f26.1e100.net`
			PTR	`lu-in-x1a.1e100.net`
		A	74.125.131.27^{🇺🇸 Google}
			PTR	`lu-in-f27.1e100.net`
MX	`lt4.aspmx.l.google.com`
A	2606:50c0:8000::153 ^{🇺🇸 Fastly}
A	2606:50c0:8001::153 ^{🇺🇸 Fastly}
A	2606:50c0:8002::153 ^{🇺🇸 Fastly}
A	2606:50c0:8003::153 ^{🇺🇸 Fastly}
A	185.199.108.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-108-153.github.com`
A	185.199.109.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-109-153.github.com`
A	185.199.110.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-110-153.github.com`
A	185.199.111.153^{🇺🇸 Fastly}
		PTR	`cdn-185-199-111-153.github.com`

`pl`

	NS	`a-dns.pl`
	NS	`b-dns.pl`
	NS	`d-dns.pl`
	NS	`f-dns.pl`
	NS	`h-dns.pl`
	NS	`j-dns.pl`

Starts with same word

21s.eu

21s.me

21s.cn

21s.ru

21s.mobi

21s.de

21s.com

21s.org

21s.cc

21s.pl

21s.fr

Starts similarily

12s.gov.cn

1s2.org

s21.net

2s1.net

s12.at

s21.info

s21.pl

s12.com.br

2s1.cn

s21.ru

s21.com.gt

12s.nl

s21.com

21s.mobi

12s.de

12s.org

s12.eu

s21.com.br

s12.cn

s12.gmbh

1s2.in

12s.com

21s.de

s21.com.au

1s2.net

s12.com.co

s12.nl

12s.ch

s12.no

s12.co

s21.us

s12.cz

21s.com

s21.com.cn

1s2.de

12s.vn

21s.org

s12.pp.ua

s12.com

12s.in

21s.cc

s21.cz

s21.dk

21s.pl

s12.shop

s12.dk

2s1.org

s21.es

s21.it

1s2.com

1s2.co.uk

s12.in

s12.de

s12.org.ua

s12.ro

12s.eu

1s2.ru

s12.si

s12.hu

2s1.pl

s21.de

21s.fr

s21.eu

s12.ax

21s.eu

s21.cc

s12.ca

s21.mobi

12s.net

21s.me

s12.pl

21s.cn

21s.ru

AI analysis

Eight IP numbers are targeted by 21s.pl: 2606:50c0:8000::153, 2606:50c0:8001::153, 2606:50c0:8002::153, 2606:50c0:8003::153, 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

other host names including sesonke.github.io, thilankam.github.io, elmagnificogi.github.io, www.hyunsuk2.github.io and markie.info share IP numbers with 21s.pl.

21s.pl is delegated to two name servers ns1.d2.pl and ns2.d2.pl.

21s.pl shares the same name server setup as other domains, for instance inieruchomosc.pl, dlapsakielbasa.com, mail.bufu.pl, spagnolo.pl and vitrobudowa.com.pl.

21s.pl at least partially shares name servers with other domains, for instance wranglee.pl, seim.com.pl, darvin.eu, clusteric.pl and redlan.net.pl.

Host names with one IP number:

ns1.d2.pl points to 5.252.230.197

ns2.d2.pl points to 5.252.229.128

21s.pl is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and lt4.aspmx.l.google.com.

21s.pl shares some mail servers with other domains, at least partially, for instance aileencooks.com, arizonaelite.net, linzyslusher.com, taxlink.lt and jerseyjacks.com.

These mail servers are often used together with alt4.aspmx.l.google.com, lt3.aspmx.l.google.com, lt2.aspmx.l.google.com, lt1.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4023:c0d::1b and 142.251.2.27; alt1.aspmx.l.google.com points to 2607:f8b0:4023:100f::1b and 192.178.220.27; alt2.aspmx.l.google.com points to 2607:f8b0:4023:3001::1b and 172.217.74.26; alt3.aspmx.l.google.com points to 2a00:1450:4010:c0e::1a and 74.125.131.27.

dbq