`jwc.ch`

DNSSEC	⚠️ Not signed
A	2a01:ab20:0:4::90^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s081.cyon.net`
A	149.126.4.90^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
NS	`ns1.cyon.ch` ⭐
		A	2a01:ab20:0:185::2^{🇨🇭 CYON2a01:ab20::/32}
		A	185.174.216.2^{🇨🇭 CYON185.174.216.0/22}
			PTR	`ns1.cyon.ch`
NS	`ns2.cyon.ch`
		A	2001:67c:234::2^{🇨🇭 CYON2001:67c:234::/48 cyon GmbH}
		A	91.206.24.2^{🇨🇭 CYON91.206.24.0/23 Cyon GmbH}
			PTR	`ns2.cyon.ch`
MX	`mail.jwc.ch` ⭐
		A	2a01:ab20:0:4::90^{🇨🇭 CYON2a01:ab20::/32}
			PTR	`s081.cyon.net`
		A	149.126.4.90^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
			PTR	`s081.cyon.net`
TXT	`v=spf1 include:spf.protection.cyon.net -all`
SOA	`ns1.cyon.ch`server@cyon.ch 2022-01-24 #2

`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 2026-05-12 #44

Subdomains

mail.jwc.ch

Same first word

jwc.eu

jwc.cc

jwc.at

jwc.org

jwc.com.pl

jwc.bz

jwc.nu

jwc.ch

jwc.cn

jwc.ir

jwc.com

jwc.net

jwc.it

jwc.ru

jwc.com.au

jwc.nl

jwc.fr

jwc.us

jwc.co

jwc.be

jwc.pl

jwc.in

jwc.biz

Similar names

wcj.com.hk

cjw.se

wjc.in

jcw.at

cwj.be

wjc.me

jcw.biz

jcw.mini

cwj.de

jcw.me

cwj.ch

wcj.eu

cjw.at

jcw.be

cjw.net

wjc.org

cjw.info

cwj.jp

jcw.us

jcw.info

wcj.ru

cjw.gov.cn

cwj.pt

cwj.us

jcw.dk

wcj.life

cwj.ca

wcj.at

cwj.nl

jcw.mobi

jcw.com.my

cwj.com

wcj.co.uk

jcw.com

jcw.co.za

jcw.org

wcj.no

wcj.co

wjc.services

cjw.be

jcw.ca

jcw.eu

jcw.se

wjc.co.nz

wjc.com

wcj.cn

cjw.tv

jcw.ru

cjw.name

cjw.im

jcw.com.sg

wcj.cz

wjc.ru

wjc.com.au

cwj.cn

wcj.dk

cwj.co.uk

cjw.de

jcw.la

cwj.pl

wjc.us

wjc.co.il

cwj.co

wjc.it

wcj.org

cjw.so

jcw.ch

cwj.org.il

jcw.pl

cjw.com

wcj.in

wcj.jp

jcw.com.au

wcj.be

cjw.ca

wcj.email

wcj.pl

wcj.com

cjw.it

wjc.nl

wjc.be

cwj.in

jcw.it

wcj.com.au

cwj.fr

jcw.de

DNS History

20 records (5 active, 15 former)

○NSdns1.mhs.ch2017-08-11 → 2017-08-28 · 5 obs

○ 2017-01-11 00:58:34
● 2017-08-11 10:57:06
● 2017-08-28 13:38:14
○ 2026-04-14 10:11:52
○ 2026-05-12 20:30:20

○NSdns2.mhs.ch2017-08-11 → 2017-08-28 · 5 obs

○ 2017-01-11 00:58:34
● 2017-08-11 10:57:06
● 2017-08-28 13:38:14
○ 2026-04-14 10:11:52
○ 2026-05-12 20:30:20

○NSdns3.mhs.ch2017-08-11 → 2017-08-28 · 5 obs

○ 2017-01-11 00:58:34
● 2017-08-11 10:57:06
● 2017-08-28 13:38:14
○ 2026-04-14 10:11:52
○ 2026-05-12 20:30:20

●NSns1.cyon.ch2015-10-01 → 2026-05-12 · 7 obs

○ 2015-08-12 15:56:06
● 2015-10-01 04:36:10
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2017-08-28 13:38:14
● 2026-04-14 10:11:52
● 2026-05-12 20:30:20

○NSns1.genotec.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:56:06
○ 2015-10-01 04:36:10
○ 2026-05-12 20:30:20

●NSns2.cyon.ch2015-10-01 → 2026-05-12 · 7 obs

○ 2015-08-12 15:56:06
● 2015-10-01 04:36:10
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2017-08-28 13:38:14
● 2026-04-14 10:11:52
● 2026-05-12 20:30:20

○NSns2.genotec.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:56:06
○ 2015-10-01 04:36:10
○ 2026-05-12 20:30:20

○NSns3.genotec.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:56:06
○ 2015-10-01 04:36:10
○ 2026-05-12 20:30:20

○NSns4.genotec.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:56:06
○ 2015-10-01 04:36:10
○ 2026-05-12 20:30:20

○MXall01.mx.genotec.ch2015-08-12 → 2017-01-11 · 4 obs

● 2015-08-12 15:56:06
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2026-05-12 20:30:20

○MXall02.mx.genotec.ch2015-08-12 → 2017-01-11 · 4 obs

● 2015-08-12 15:56:06
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2026-05-12 20:30:20

○MXall03.mx.genotec.ch2015-08-12 → 2017-01-11 · 4 obs

● 2015-08-12 15:56:06
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2026-05-12 20:30:20

○MXbsl01.mx.genotec.ch2015-08-12 → 2017-01-11 · 4 obs

● 2015-08-12 15:56:06
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2026-05-12 20:30:20

●MXmail.jwc.ch2026-04-14 → 2026-05-12 · 5 obs

○ 2017-08-11 10:57:06
● 2026-04-14 10:11:52
○ 2026-04-15 16:46:22
● 2026-04-22 03:29:54
● 2026-05-12 20:30:20

○A149.126.0.1852016-12-19 → 2017-01-11 · 5 obs

○ 2016-10-17 07:29:22
● 2016-12-19 11:47:00
● 2017-01-11 00:58:34
○ 2017-08-11 10:57:06
○ 2026-05-12 20:30:20

●A149.126.4.902026-04-14 → 2026-05-12 · 5 obs

○ 2017-08-11 10:57:06
● 2026-04-14 10:11:52
○ 2026-04-15 16:46:22
● 2026-04-22 03:29:54
● 2026-05-12 20:30:20

○A194.126.200.582015-10-01 → 2016-10-17 · 5 obs

○ 2015-08-12 15:56:06
● 2015-10-01 04:36:10
● 2016-10-17 07:29:22
○ 2016-12-19 11:47:00
○ 2026-05-12 20:30:20

○A2001:1b50::82:195:225:1532015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:56:06
○ 2015-10-01 04:36:10
○ 2026-05-12 20:30:20

●A2a01:ab20:0:4::902026-04-14 → 2026-05-12 · 5 obs

○ 2017-08-11 10:57:06
● 2026-04-14 10:11:52
○ 2026-04-15 16:46:22
● 2026-04-22 03:29:54
● 2026-05-12 20:30:20

○A82.195.225.1532015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:56:06
○ 2015-10-01 04:36:10
○ 2026-05-12 20:30:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
jwc.ch	ns1.cyon.ch, ns2.cyon.ch	4 records

✅ Authoritative Response

Server:91.206.24.2

NS records: ns1.cyon.ch, ns2.cyon.ch

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 712ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.90`
AAAA	1	`2a01:ab20:0:4::90`
NS	2	`ns1.cyon.ch, ns2.cyon.ch`
MX	1	`mail.jwc.ch (pri: 0)`
TXT	1	`v=spf1 include:spf.protection.cyon.net -`
SOA	1	`ns1.cyon.ch server.cyon.ch`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.cyon.ch, ns2.cyon.ch, ns1.cyon.ch...)

Analysis

Hierarchy

mail.jwc.ch is a child of jwc.ch.

IP Addresses

jwc.ch has two IP numbers: 2a01:ab20:0:4::90 and 149.126.4.90.

Other host names, for instance emb.at, mail.mhf.ch, aicz.ch, mail.pzc.ch and mail.cmyk.ch share IP numbers with jwc.ch.

Name Servers

jwc.ch's delegation uses two name servers: ns1.cyon.ch and ns2.cyon.ch.

jwc.ch uses the same name server setup as other domains, such as autohilfewil.ch, dogfit.ch, artyco.ch, kath-erstfeld.ch and gomshotel.ch.

Host names with two IPs:

ns1.cyon.ch points to 2a01:ab20:0:185::2 and 185.174.216.2

ns2.cyon.ch points to 2001:67c:234::2 and 91.206.24.2

Mail Servers

A single mail server handles jwc.ch, mail.jwc.ch.

The host name mail.jwc.ch resolves to two IP numbers: 2a01:ab20:0:4::90 and 149.126.4.90.

jwc.ch - robtex.com

jwc.ch

ch

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`jwc.ch`

`ch`