codeexcursion.ch - dns.ninja

`codeexcursion.ch`

DNSSEC	⚠️ Not signed
A	2a01:ab20:0:4::11^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s002.cyon.net`
A	149.126.4.11^{🇨🇭 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.codeexcursion.ch` ⭐
		A	149.126.4.11^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
			PTR	`s002.cyon.net`
TXT	`v=spf1 +a +mx +ip4:194.126.200.0/24 +ip4:149.126.0.0/21 include:_spf.google.c...`
SOA	`ns1.cyon.ch`server@cyon.ch 2022-06-01 #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 2026-07-26 #13

Subdomains

mail.codeexcursion.ch

Same first word

codeexcursion.ch

codeexcursion.com

codeexcursion.github.io

DNS History

8 records (5 active, 3 former)

●NSns1.cyon.ch2026-03-07 → 2026-07-26 · 3 obs

○ 2019-03-25 11:56:14
● 2026-03-07 15:30:42
● 2026-07-26 05:30:44

●NSns2.cyon.ch2026-03-07 → 2026-07-26 · 3 obs

○ 2019-03-25 11:56:14
● 2026-03-07 15:30:42
● 2026-07-26 05:30:44

○NSns285.hoststar.ch2019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 11:56:14
○ 2026-03-07 15:30:42
○ 2026-07-26 05:30:44

○NSns286.hoststar.ch2019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 11:56:14
○ 2026-03-07 15:30:42
○ 2026-07-26 05:30:44

●MXmail.codeexcursion.ch2019-03-25 → 2026-07-26 · 5 obs

● 2019-03-25 11:56:14
● 2026-04-13 14:15:26
○ 2026-04-15 16:48:40
● 2026-06-13 06:20:30
● 2026-07-26 05:30:44

○A136.243.34.1522019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 11:56:14
○ 2026-03-07 15:30:42
○ 2026-07-26 05:30:44

●A149.126.4.112026-03-07 → 2026-07-26 · 6 obs

○ 2019-03-25 11:56:14
● 2026-03-07 15:30:42
● 2026-04-13 14:15:26
○ 2026-04-15 16:48:40
● 2026-06-13 06:20:30
● 2026-07-26 05:30:44

●A2a01:ab20:0:4::112026-03-07 → 2026-07-26 · 6 obs

○ 2019-03-25 11:56:14
● 2026-03-07 15:30:42
● 2026-04-13 14:15:26
○ 2026-04-15 16:48:40
● 2026-06-13 06:20:30
● 2026-07-26 05:30:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	d.nic.ch, f.nic.ch, a.nic.ch, b.nic.ch...	-
codeexcursion.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: 608ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.11`
AAAA	1	`2a01:ab20:0:4::11`
NS	2	`ns2.cyon.ch, ns1.cyon.ch`
MX	1	`mail.codeexcursion.ch (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:194.126.200.0/24 +ip4`
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

codeexcursion.ch is a parent domain of mail.codeexcursion.ch.

IP Addresses

codeexcursion.ch directs to two IP numbers, 149.126.4.11 and 2a01:ab20:0:4::11

mail.auktionshaus-ineichen.ch, berntor.ch, actsmart.ch plus two other host names have IP numbers in common with codeexcursion.ch.

Name Servers

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

The name server configuration of codeexcursion.ch is shared with other domains, for instance ymph.net, meier-systems.ch, fitundform.ch 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

codeexcursion.ch uses one mail server — mail.codeexcursion.ch.

mail.codeexcursion.ch resolves to a single IP number: 149.126.4.11.