`urfocus.ch`

DNSSEC	🔒 Signed (DS record present)
A	2a01:ab20:0:4::75^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s066.cyon.net`
A	149.126.4.75^{🇨🇭 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	`urfocus.ch` ⭐ 🔒
		A	2a01:ab20:0:4::75^{🇨🇭 CYON2a01:ab20::/32}
			PTR	`s066.cyon.net`
		A	149.126.4.75^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
			PTR	`s066.cyon.net`
TXT	`v=spf1 a mx include:_spf.mlsend.com ?all`
SOA	`ns1.cyon.ch`server@cyon.ch 2024-10-02 #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 2026-04-26 #44

Previously MX for

urfocus.ch

Same first word

urfocus.ru

urfocus.ch

Similar names

surcouf.fr

surcouf.co.uk

surcouf.org

surcouf.info

surcouf.us

surcouf.net

focurus.com

rufusco.com

surcouf.ws

surcouf.com

surcouf.es

surcouf.it

DNS History

6 records (5 active, 1 former)

●NSns1.cyon.ch2015-08-10 → 2026-04-26 · 2 obs

● 2015-08-10 20:46:38
● 2026-04-26 20:41:40

●NSns2.cyon.ch2015-08-10 → 2026-04-26 · 2 obs

● 2015-08-10 20:46:38
● 2026-04-26 20:41:40

●MXurfocus.ch2015-08-10 → 2026-04-26 · 5 obs

● 2015-08-10 20:46:38
● 2026-03-26 01:52:50
○ 2026-04-13 14:17:42
● 2026-04-26 20:41:38
● 2026-04-26 20:41:40

●A149.126.4.752017-08-26 → 2026-04-26 · 6 obs

○ 2016-11-22 13:48:46
● 2017-08-26 16:08:50
● 2026-03-26 01:52:50
○ 2026-04-13 14:17:42
● 2026-04-26 20:41:38
● 2026-04-26 20:41:40

○A194.126.200.472015-08-10 → 2016-11-22 · 4 obs

● 2015-08-10 20:46:38
● 2016-11-22 13:48:46
○ 2017-08-26 16:08:50
○ 2026-04-26 20:41:40

●A2a01:ab20:0:4::752026-03-15 → 2026-04-26 · 6 obs

○ 2017-08-26 16:08:50
● 2026-03-15 23:44:40
● 2026-03-26 01:52:50
○ 2026-04-13 14:17:42
● 2026-04-26 20:41:38
● 2026-04-26 20:41:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
urfocus.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: 774ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.75`
AAAA	1	`2a01:ab20:0:4::75`
NS	2	`ns1.cyon.ch, ns2.cyon.ch`
MX	1	`urfocus.ch (pri: 0)`
TXT	1	`v=spf1 a mx include:_spf.mlsend.com ?all`
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

urfocus.ch resolves to two IP numbers: 2a01:ab20:0:4::75 and 149.126.4.75.

other host names including fao.ch, mail.meiertransporte.ch, mail.jahel.ch, mail.mein.world and aeroinside.com share IP numbers with urfocus.ch.

Name Servers

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

urfocus.ch shares the same name server setup as other domains, for instance baumi-gl.ch, pantheismus.ch, saanen.immo, vitalbrunnen.ch and scparpan.ch.

urfocus.ch shares name servers with other domains at least partially, for example golf-forum.ch and boernis.ch.

Host names with two IP numbers:

The host name ns1.cyon.ch points to 2a01:ab20:0:185::2 and 185.174.216.2; the host name ns2.cyon.ch points to 2001:67c:234::2 and 91.206.24.2.

Mail Servers

urfocus.ch is served by a single mail server, urfocus.ch.