exsys.ch - dns.ninja

`exsys.ch`

DNSSEC	⚠️ Not signed
A	2a01:ab20:0:4::96^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s087.cyon.net`
A	149.126.4.96^{🇨🇭 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.exsys.ch` ⭐
		A	149.126.4.96^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
			PTR	`s087.cyon.net`
TXT	`v=spf1 include:spf.protection.cyon.net include:spf.sendinblue.com mx ~all`
TXT	`sendinblue-code:31510714c4e0ea6b4790687abf871c2f`
SOA	`ns1.cyon.ch`server@cyon.ch 2024-04-04 #1

`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 2026-07-27 #9

WOT: SAFE (60/100)

Subdomains

mail.exsys.ch

www.exsys.ch

Same first word

exsys.it

exsys.com.sg

exsys.eu

exsys.com

exsys.dev

exsys.com.ua

exsys.se

exsys.ru

exsys.jp

exsys.co.il

exsys.co.th

exsys.net

exsys.ch

exsys.cn

exsys.com.br

exsys.xyz

exsys.de

Similar names

DNS History

10 records (5 active, 5 former)

○NSns.namespace4you.de2009-01-11 → 2017-05-13 · 4 obs

● 2009-01-11 01:50:46
● 2017-05-13 11:42:28
○ 2026-02-28 22:52:26
○ 2026-07-27 03:08:48

●NSns1.cyon.ch2026-02-28 → 2026-07-27 · 3 obs

○ 2017-05-13 11:42:28
● 2026-02-28 22:52:26
● 2026-07-27 03:08:48

●NSns2.cyon.ch2026-02-28 → 2026-07-27 · 3 obs

○ 2017-05-13 11:42:28
● 2026-02-28 22:52:26
● 2026-07-27 03:08:48

○NSns2.namespace4you.de2009-01-11 → 2017-05-13 · 4 obs

● 2009-01-11 01:50:46
● 2017-05-13 11:42:28
○ 2026-02-28 22:52:26
○ 2026-07-27 03:08:48

●MXmail.exsys.ch2026-02-28 → 2026-07-27 · 8 obs

○ 2017-05-13 11:42:28
● 2026-02-28 22:52:26
● 2026-03-27 03:08:18
○ 2026-04-05 02:27:36
● 2026-05-07 09:29:02
○ 2026-05-12 18:17:42
● 2026-05-13 09:22:34
● 2026-07-27 03:08:48

○MXmxlb.ispgateway.de2009-01-11 → 2017-05-13 · 4 obs

● 2009-01-11 01:50:46
● 2017-05-13 11:42:28
○ 2026-02-28 22:52:26
○ 2026-07-27 03:08:48

●A149.126.4.962026-02-28 → 2026-07-27 · 8 obs

○ 2017-05-13 11:42:28
● 2026-02-28 22:52:26
● 2026-03-27 03:08:18
○ 2026-04-05 02:27:36
● 2026-05-07 09:29:02
○ 2026-05-12 18:17:42
● 2026-05-13 09:22:34
● 2026-07-27 03:08:48

○A176.221.45.2392015-06-08 → 2017-05-13 · 5 obs

○ 2009-01-11 01:50:46
● 2015-06-08 00:04:42
● 2017-05-13 11:42:28
○ 2026-02-28 22:52:26
○ 2026-07-27 03:08:48

●A2a01:ab20:0:4::962026-02-28 → 2026-07-27 · 8 obs

○ 2017-05-13 11:42:28
● 2026-02-28 22:52:26
● 2026-03-27 03:08:18
○ 2026-04-05 02:27:36
● 2026-05-07 09:29:02
○ 2026-05-12 18:17:42
● 2026-05-13 09:22:34
● 2026-07-27 03:08:48

○A80.67.20.1032009-01-11 → 2009-01-11 · 3 obs

● 2009-01-11 01:50:46
○ 2015-06-08 00:04:42
○ 2026-07-27 03:08:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
exsys.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

⚠️ Insecure (no DNSSEC)

No DS record for exsys.ch (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.96`
AAAA	1	`2a01:ab20:0:4::96`
NS	2	`ns1.cyon.ch, ns2.cyon.ch`
MX	1	`mail.exsys.ch (pri: 0)`
TXT	2	`v=spf1 include:spf.protection.cyon.net i, sendinblue-code:31510714c4e0ea6b4790687a`
SOA	1	`ns1.cyon.ch server.cyon.ch`

📌 Glue Records Collected

Total: 4

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

Analysis

Hierarchy

exsys.ch serves as the parent of mail.exsys.ch and www.exsys.ch.

IP Addresses

exsys.ch has two IP addresses: 149.126.4.96 and 2a01:ab20:0:4::96

lacour.ch, mail.nolden.ch, isabo.ch plus two other host names have IP numbers in common with exsys.ch.

Name Servers

exsys.ch is delegated to two name servers: ns1.cyon.ch and ns2.cyon.ch.

The name server configuration of exsys.ch is shared with other domains, for instance sonjanails.ch, beeboo.ch, appfrapp.com and two others.

ns1.cyon.ch and ns2.cyon.ch each resolve to two IP addresses: ns1.cyon.ch points to 185.174.216.2 and 2a01:ab20:0:185::2, while ns2.cyon.ch points to 91.206.24.2 and 2001:67c:234::2.

Mail Servers

exsys.ch uses one mail server — mail.exsys.ch.

mail.exsys.ch resolves to a single IP number: 149.126.4.96.