tsk.ch - dns.ninja

`tsk.ch`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:44f8^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:c884^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.248^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.132^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`albert.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`albert.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`albert.ns.cloudflare.com`
		A	108.162.193.58^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	172.64.33.58^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	173.245.59.58^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
NS	`roxy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roxy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roxy.ns.cloudflare.com`
		A	108.162.192.142^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	172.64.32.142^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	173.245.58.142^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
MX	`mx.madlan.ch` ⭐
		A	2a03:75a0:c390:802::152^{🇨🇭 SENSELAN-AS2a03:75a0::/32 gutknecht-informatik.com GmbH}
			PTR	`dig-v-mta-003-p.madlan.ch`
		A	185.86.29.152^{🇨🇭 SENSELAN-AS185.86.28.0/22 gutknecht-informatik.com GmbH}
			PTR	`dig-v-mta-003-p.madlan.ch`
TXT	`facebook-domain-verification=c7kiqa1c4qtidv4k6c6p51lji4s6x9`
TXT	`google-site-verification=s3dW-ZJioTM28I86PvxpGF9GmcA-7jyy8qUZjisaqjI`
TXT	`v=spf1 mx a:mail.tcnet.ch a:mail01.tcnet.ch a:mail02.tcnet.ch include:spf.mad...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.68.248, 172.67.200.132
		IPv6 hints	2606:4700:3032::6815:44f8, 2606:4700:3033::ac43:c884
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOA	`albert.ns.cloudflare.com`dns@cloudflare.com serial=2405914571

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-06-04 #12

Subdomains

www.tsk.ch

Same first word

tsk.ru

tsk.spb.ru

tsk.iki.fi

tsk.tr

tsk.cz

tsk.li

tsk.tw

tsk.ninja

tsk.co.za

tsk.lt

tsk.asia

tsk.nu

tsk.lol

tsk.or.kr

tsk.co.ir

tsk.info

tsk.com.es

tsk.edu.kw

tsk.support

tsk.xyz

tsk.rs

tsk.in

tsk.ch

tsk.or.jp

tsk.at

tsk.nl

tsk.edu.hk

tsk.co.kr

tsk.jp

tsk.sk

tsk.de

tsk.pl

tsk.es

tsk.com

tsk.eu

tsk.clinic

tsk.io

tsk.net

tsk.dk

tsk.com.ua

tsk.by

tsk.ro

tsk.org.se

tsk.se

tsk.fi

tsk.ne.jp

tsk.biz

tsk.kz

tsk.it

tsk.co

tsk.si

tsk.ca

tsk.me

tsk.com.mx

tsk.fo

tsk.co.in

tsk.ua

Similar names

skt.it

stk.life

tks.ca

stk.net

tks.bz

tks.bet

kts.org

kst.eu

kst.us

skt.net

tks.pub

skt.name

stk.tw

tks.biz

skt.de

skt.se

kst.solutions

stk.in

tks.com

tks.be

kts.to

kst.ru

skt.fr

tks.fr

kts.ed.jp

kst.co.th

skt.be

stk.me

skt.tax

stk.to

kts.ir

skt.co.uk

kts.co.jp

skt.com.ua

kts.salon

kst.info

stk.com.tw

kst.in

stk.cl

kst.bg

kts.nl

stk.bet

kst.company

kts.com.cn

skt.co.za

kts.net.au

kts.com.ua

kts.dk

skt.org.pl

skt.kiev.ua

kts.ro

tks.mx

tks.eu

tks.kz

kst.asia

kts.technology

kst.name

kst.be

tks.com.tr

skt.ddns.net

tks.cc

tks.life

skt.es

tks.ua

kts.holdings

tks.sh

tks.tw

skt.jp

kst.no

tks.lt

skt.waw.pl

kst.fi

kts.org.uk

kts.co.za

skt.co.id

tks.gr

DNS History

18 records (7 active, 11 former)

●NSalbert.ns.cloudflare.com2026-02-18 → 2026-06-04 · 3 obs

○ 2020-12-11 22:43:08
● 2026-02-18 01:13:04
● 2026-06-04 04:14:20

○NSns1.gutknecht-net.com.tsk.ch2020-12-11 → 2020-12-11 · 4 obs

○ 2018-08-17 16:31:48
● 2020-12-11 22:43:08
○ 2026-02-18 01:13:04
○ 2026-06-04 04:14:20

○NSns1.madlan.ch2020-12-11 → 2020-12-11 · 4 obs

○ 2018-08-17 16:31:48
● 2020-12-11 22:43:08
○ 2026-02-18 01:13:04
○ 2026-06-04 04:14:20

○NSns1.netzone.ch2015-07-18 → 2018-08-17 · 4 obs

● 2015-07-18 06:04:06
● 2018-08-17 16:31:48
○ 2020-12-11 22:43:08
○ 2026-06-04 04:14:20

○NSns2.madlan.ch2020-12-11 → 2020-12-11 · 4 obs

○ 2018-08-17 16:31:48
● 2020-12-11 22:43:08
○ 2026-02-18 01:13:04
○ 2026-06-04 04:14:20

○NSns2.netzone.ch2015-07-18 → 2018-08-17 · 4 obs

● 2015-07-18 06:04:06
● 2018-08-17 16:31:48
○ 2020-12-11 22:43:08
○ 2026-06-04 04:14:20

○NSns3.netzone.ch2015-07-18 → 2018-08-17 · 4 obs

● 2015-07-18 06:04:06
● 2018-08-17 16:31:48
○ 2020-12-11 22:43:08
○ 2026-06-04 04:14:20

●NSroxy.ns.cloudflare.com2026-02-18 → 2026-06-04 · 3 obs

○ 2020-12-11 22:43:08
● 2026-02-18 01:13:04
● 2026-06-04 04:14:20

●MXmx.madlan.ch2020-12-11 → 2026-06-04 · 3 obs

○ 2018-08-17 16:31:48
● 2020-12-11 22:43:08
● 2026-06-04 04:14:20

○MXmx.netzone.ch2015-07-18 → 2018-08-17 · 4 obs

● 2015-07-18 06:04:06
● 2018-08-17 16:31:48
○ 2020-12-11 22:43:08
○ 2026-06-04 04:14:20

●A104.21.68.2482026-02-18 → 2026-06-04 · 3 obs

○ 2020-12-11 22:43:08
● 2026-02-18 01:13:04
● 2026-06-04 04:14:20

●A172.67.200.1322026-02-18 → 2026-06-04 · 3 obs

○ 2020-12-11 22:43:08
● 2026-02-18 01:13:04
● 2026-06-04 04:14:20

○A185.86.29.1452020-12-11 → 2020-12-11 · 4 obs

○ 2018-08-17 16:31:48
● 2020-12-11 22:43:08
○ 2026-02-18 01:13:04
○ 2026-06-04 04:14:20

○A212.243.197.1252015-10-09 → 2017-01-23 · 5 obs

○ 2015-07-18 06:04:06
● 2015-10-09 13:42:40
● 2017-01-23 04:12:06
○ 2018-08-17 16:31:48
○ 2026-06-04 04:14:20

○A212.243.197.292015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 06:04:06
○ 2015-10-09 13:42:40
○ 2026-06-04 04:14:20

●A2606:4700:3032::6815:44f82026-02-18 → 2026-06-04 · 3 obs

○ 2020-12-11 22:43:08
● 2026-02-18 01:13:04
● 2026-06-04 04:14:20

●A2606:4700:3033::ac43:c8842026-02-18 → 2026-06-04 · 3 obs

○ 2020-12-11 22:43:08
● 2026-02-18 01:13:04
● 2026-06-04 04:14:20

○A2a03:75a0:c390:802::1452020-12-11 → 2020-12-11 · 4 obs

○ 2018-08-17 16:31:48
● 2020-12-11 22:43:08
○ 2026-02-18 01:13:04
○ 2026-06-04 04:14:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
tsk.ch	albert.ns.cloudflare.com, roxy.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.58

NS records: albert.ns.cloudflare.com, roxy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tsk.ch (unsigned zone)

⏱️ Timing

Total: 697ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.132, 104.21.68.248`
AAAA	2	`2606:4700:3033::ac43:c884, 2606:4700:3032::6815:44f8`
NS	2	`albert.ns.cloudflare.com, roxy.ns.cloudflare.com`
MX	1	`mx.madlan.ch (pri: 10)`
TXT	3	`facebook-domain-verification=c7kiqa1c4qt, google-site-verification=s3dW-ZJioTM28I8...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`albert.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

tsk.ch is the parent zone for www.tsk.ch.

IP Addresses

tsk.ch points to 4 IP addresses — 104.21.68.248, 172.67.200.132, 2606:4700:3032::6815:44f8 and 2606:4700:3033::ac43:c884.

aviator-demo.com, ihubus.com, yuu-g.net plus two other host names have IP numbers in common with tsk.ch.

Name Servers

tsk.ch has two authoritative name servers — albert.ns.cloudflare.com and roxy.ns.cloudflare.com.

The name server configuration of tsk.ch is shared with other domains, for instance seedon.io, parimatch-bet.pl, pleasedisturb.ch and two others.

tsk.ch partially shares its NS delegation with several other domains, including phattuonline.com, tamquoch5.net, indoweb.id and two others.

These name servers are regularly seen alongside marissa.ns.cloudflare.com and vida.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

The hostname albert.ns.cloudflare.com resolves to 108.162.193.58, 172.64.33.58, 173.245.59.58 and three additional IP addresses.

The hostname roxy.ns.cloudflare.com resolves to 108.162.192.142, 172.64.32.142, 173.245.58.142 and three additional IP addresses.

Mail Servers

tsk.ch uses one mail server — mx.madlan.ch.

The mail server setup of tsk.ch matches that of other domains such as gutknecht-informatik.com, cerveau.ch, maddev.ch and two others.

The host mx.madlan.ch resolves to 185.86.29.152 and 2a03:75a0:c390:802::152 — two IP addresses.