`groombridge.ch`

DNSSEC	⚠️ Not signed
A	2a01:ab20:0:4::80^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s071.cyon.net`
A	149.126.4.80^{🇨🇭 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	`groombridge.ch` ⭐
		A	2a01:ab20:0:4::80^{🇨🇭 CYON2a01:ab20::/32}
			PTR	`s071.cyon.net`
		A	149.126.4.80^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
			PTR	`s071.cyon.net`
SOA	`ns1.cyon.ch`server@cyon.ch 2024-03-26 #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 2026-05-14 #20

WOT: SAFE (62/100)

MX for

groombridge.ch

Same first word

groombridge.ch

groombridge.biz

groombridge.co.uk

DNS History

6 records (5 active, 1 former)

●NSns1.cyon.ch2015-08-14 → 2026-05-14 · 2 obs

● 2015-08-14 06:27:24
● 2026-05-14 08:50:54

●NSns2.cyon.ch2015-08-14 → 2026-05-14 · 2 obs

● 2015-08-14 06:27:24
● 2026-05-14 08:50:54

●MXgroombridge.ch2015-08-14 → 2026-05-14 · 5 obs

● 2015-08-14 06:27:24
● 2026-04-13 15:33:14
○ 2026-04-15 16:46:04
● 2026-04-30 02:57:42
● 2026-05-14 08:50:54

●A149.126.4.802020-03-02 → 2026-05-14 · 6 obs

○ 2017-03-22 06:21:56
● 2020-03-02 10:15:22
● 2026-04-13 15:33:14
○ 2026-04-15 16:46:04
● 2026-04-30 02:57:42
● 2026-05-14 08:50:54

○A194.126.200.442015-08-14 → 2017-03-22 · 4 obs

● 2015-08-14 06:27:24
● 2017-03-22 06:21:56
○ 2020-03-02 10:15:22
○ 2026-05-14 08:50:54

●A2a01:ab20:0:4::802020-03-02 → 2026-05-14 · 6 obs

○ 2017-03-22 06:21:56
● 2020-03-02 10:15:22
● 2026-04-13 15:33:14
○ 2026-04-15 16:46:04
● 2026-04-30 02:57:42
● 2026-05-14 08:50:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, f.nic.ch, a.nic.ch, d.nic.ch...	-
groombridge.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: 901ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.80`
AAAA	1	`2a01:ab20:0:4::80`
NS	2	`ns1.cyon.ch, ns2.cyon.ch`
MX	1	`groombridge.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

Mail Server Role

The mail server for groombridge.ch is groombridge.ch.

IP Addresses

groombridge.ch points to two IPs: 2a01:ab20:0:4::80 and 149.126.4.80.

Other host names, for instance ebv.ch, cashman.ch, skwidnau.ch, 8580.ch and bantel.ch share IP numbers with groombridge.ch.

Name Servers

Two name servers ns1.cyon.ch and ns2.cyon.ch are delegated to groombridge.ch.

groombridge.ch uses the same name server configuration as other domains, such as le-petit-coeur.ch, ikonik.ch, simonheller.ch, rodelnet.ch and canupis.ch.

Host names with two IPs:

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

One mail server serves groombridge.ch.

Host name groombridge.ch points to IPs 2a01:ab20:0:4::80 and 149.126.4.80.

groombridge.ch - robtex.com

groombridge.ch

ch