`rockhammer.ch`

DNSSEC	🔒 Signed (DS record present)
A	2a01:ab20:0:4::22^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s013.cyon.net`
A	149.126.4.22^{🇨🇭 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	`rockhammer.ch` ⭐ 🔒
		A	2a01:ab20:0:4::22^{🇨🇭 CYON2a01:ab20::/32}
			PTR	`s013.cyon.net`
		A	149.126.4.22^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
			PTR	`s013.cyon.net`
SOA	`ns1.cyon.ch`server@cyon.ch 2021-02-06 #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 2026-04-20 #24

WOT: SAFE (64/100)

Previously MX for

rockhammer.ch

Same first word

rockhammer.org

rockhammer.ch

Similar names

chemarkrom.ro

kammerchor.info

DNS History

6 records (5 active, 1 former)

●NSns1.cyon.ch2015-05-28 → 2026-04-20 · 2 obs

● 2015-05-28 21:57:10
● 2026-04-20 10:44:28

●NSns2.cyon.ch2015-05-28 → 2026-04-20 · 2 obs

● 2015-05-28 21:57:10
● 2026-04-20 10:44:28

●MXrockhammer.ch2015-05-28 → 2026-04-20 · 5 obs

● 2015-05-28 21:57:10
● 2026-04-08 13:26:32
○ 2026-04-13 14:16:56
● 2026-04-20 10:44:26
● 2026-04-20 10:44:28

●A149.126.4.222017-04-07 → 2026-04-20 · 6 obs

○ 2016-09-16 18:18:26
● 2017-04-07 09:17:32
● 2026-04-08 13:26:32
○ 2026-04-13 14:16:56
● 2026-04-20 10:44:26
● 2026-04-20 10:44:28

○A194.126.200.412015-05-28 → 2016-09-16 · 4 obs

● 2015-05-28 21:57:10
● 2016-09-16 18:18:26
○ 2017-04-07 09:17:32
○ 2026-04-20 10:44:28

●A2a01:ab20:0:4::222026-02-28 → 2026-04-20 · 6 obs

○ 2017-04-07 09:17:32
● 2026-02-28 22:48:16
● 2026-04-08 13:26:32
○ 2026-04-13 14:16:56
● 2026-04-20 10:44:26
● 2026-04-20 10:44:28

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:91.206.24.2

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 801ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.22`
AAAA	1	`2a01:ab20:0:4::22`
NS	2	`ns2.cyon.ch, ns1.cyon.ch`
MX	1	`rockhammer.ch (pri: 0)`
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

IP Addresses

Two IP numbers are pointed to by rockhammer.ch: 2a01:ab20:0:4::22 and 149.126.4.22.

other host names include maust.ch, baeckstage.ch, doingit.ch, cyon.uninext.ch and mail.vsmg.ch; they share IP numbers with rockhammer.ch.

Name Servers

Two name servers ns1.cyon.ch and ns2.cyon.ch handle the delegation for rockhammer.ch.

rockhammer.ch shares the same name server setup as other domains, for instance edelweissclub.ch, fachtagung-app.ch, cyon.im, asimmo.ch and netcast.ch.

Host names with two IP numbers:

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

rockhammer.ch is handled by a single mail server.

rockhammer.ch resolves to two IPs: 2a01:ab20:0:4::22 and 149.126.4.22.

rockhammer.ch - robtex.com

rockhammer.ch

ch