mail.codeexcursion.ch - dns.ninja

`mail.codeexcursion.ch`

DNSSEC	⚠️ Not signed
A	149.126.4.11^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
		PTR	`s002.cyon.net`

`codeexcursion.ch`

	DNSSEC	🔒 Signed (DS record present)
	A	2a01:ab20:0:4::11^{🇨🇭 CYON2a01:ab20::/32}
	A	149.126.4.11^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
	NS	`ns1.cyon.ch` ⭐
	NS	`ns2.cyon.ch`
	MX	`mail.codeexcursion.ch` ⭐
	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

MX for

codeexcursion.ch

Same first word

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DNS History

2 records (1 active, 1 former)

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

● 2019-03-25 12:28:12
○ 2026-02-20 03:58:06
○ 2026-07-26 12:28:10

●A149.126.4.112026-02-20 → 2026-07-26 · 6 obs

○ 2019-03-25 12:28:12
● 2026-02-20 03:58:06
● 2026-03-29 05:57:04
○ 2026-04-05 02:27:36
● 2026-06-13 06:20:30
● 2026-07-26 12:28:10

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:185.174.216.2

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 928ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.11`

📌 Glue Records Collected

Total: 4

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

Analysis

Mail Server Role

Mail for codeexcursion.ch is routed through the mail server mail.codeexcursion.ch.

IP Addresses

mail.codeexcursion.ch has exactly one IP address — 149.126.4.11.

atsuma.ch, frontseat.info, mail.triyoga.ch plus two other host names have IP numbers in common with mail.codeexcursion.ch.