mail.linuxtec.ch - dns.ninja

`mail.linuxtec.ch`

CNAME	`linuxtec.ch`
DNSSEC	⚠️ Not signed
A	194.56.191.68^{🇨🇭 hosttech-AS194.56.191.0/24}
		PTR	`mail.linuxtec.ch`
NS	`ns2.linuxtec.ch` ⭐
		A	82.220.34.231^{🇨🇭 SOLNET82.220.0.0/16 SolNet Switzerland}
			PTR	`ns1.tripledns.eu`
NS	`ns3.linuxtec.ch`
		A	5.79.97.178^{🇳🇱 LEASEWEB-NL-AMS-015.79.64.0/18 LEASEWEB}
			PTR	`ns2.tripledns.eu`
NS	`ns4.linuxtec.ch`
		A	94.130.74.45^{🇩🇪 Hetzner94.130.0.0/16 HETZNER-DC}
			PTR	`ns3.tripledns.eu`
MX	`mail.linuxtec.ch` ⭐
TXT	`v=spf1 a mx -all`
SOA	`ns2.linuxtec.ch`webmaster@linuxtec.ch 2026-05-13 #2

`linuxtec.ch`

	DNSSEC	⚠️ Not signed
	A	194.56.191.68^{🇨🇭 hosttech-AS194.56.191.0/24}
	NS	`ns2.linuxtec.ch` ⭐
	NS	`ns3.linuxtec.ch`
	NS	`ns4.linuxtec.ch`
	MX	`mail.linuxtec.ch` ⭐
	TXT	`v=spf1 a mx -all`
	SOA	`ns2.linuxtec.ch`webmaster@linuxtec.ch 2026-05-13 #2

PTR for

237.9.107.51.in-addr.arpa

68.191.56.194.in-addr.arpa

MX for

pks-design.ch

linuxtec.ch

Same first word

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DNS History

6 records (1 active, 5 former)

○NSns2.linuxtec.ch2026-02-18 → 2026-07-27 · 2 obs

○ 2026-02-18 08:12:42
○ 2026-07-27 11:28:00

○NSns3.linuxtec.ch2026-02-18 → 2026-07-27 · 2 obs

○ 2026-02-18 08:12:42
○ 2026-07-27 11:28:00

○NSns4.linuxtec.ch2026-02-18 → 2026-07-27 · 2 obs

○ 2026-02-18 08:12:42
○ 2026-07-27 11:28:00

○A46.163.78.862015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 23:23:12
○ 2015-09-24 09:09:44
○ 2026-07-27 11:28:00

○A91.250.100.1772015-09-24 → 2016-07-19 · 5 obs

○ 2015-05-24 23:23:12
● 2015-09-24 09:09:44
● 2016-07-19 22:12:58
○ 2026-02-18 08:12:42
○ 2026-07-27 11:28:00

●CNAMElinuxtec.ch2026-02-18 → 2026-07-27 · 2 obs

● 2026-02-18 08:12:42
● 2026-07-27 11:28:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, e.nic.ch, b.nic.ch, d.nic.ch...	-
linuxtec.ch	ns4.linuxtec.ch, ns3.linuxtec.ch, ns2.linuxtec.ch	3 records

✅ Authoritative Response

Server:94.130.74.45

NS records: ns4.linuxtec.ch, ns3.linuxtec.ch, ns2.linuxtec.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxtec.ch (unsigned zone)

⏱️ Timing

Total: 677ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`linuxtec.ch`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (ns2.linuxtec.ch, ns3.linuxtec.ch, ns4.linuxtec.ch)

Analysis

Mail Server Role

mail.linuxtec.ch serves as a mail server for pks-design.ch and linuxtec.ch.

IP Addresses

mail.linuxtec.ch has exactly one IP address — 194.56.191.68.

Further host names like linuxtec.ch and pks-design.ch overlap in IP numbers with mail.linuxtec.ch.

Name Servers

mail.linuxtec.ch is delegated to three name servers: ns2.linuxtec.ch, ns3.linuxtec.ch and ns4.linuxtec.ch.

mail.linuxtec.ch shares at least some of its name servers with domains including pks-design.ch, creativit-consulting.ch and linuxtec.ch

ns2.linuxtec.ch, ns3.linuxtec.ch and ns4.linuxtec.ch each resolve to a single IP address: ns2.linuxtec.ch resolves to 82.220.34.231, ns3.linuxtec.ch resolves to 5.79.97.178 and ns4.linuxtec.ch resolves to 94.130.74.45.

Mail Servers

mail.linuxtec.ch uses exactly one mail server, which is mail.linuxtec.ch.

Like pks-design.ch and linuxtec.ch, mail.linuxtec.ch has the same mail server arrangement as several other domains.