opencom.ch - dns.ninja

`opencom.ch`

DNSSEC	⚠️ Not signed
A	178.104.36.205^{🇬🇧 UNSPECIFIED160.0.0.0/3}
		PTR	`web-tmp.opencom.ch`
NS	`placeholder.opencom.ch` ⭐
NS	`back.opencom.ch` ⚠️ Not in parent delegation
		A	195.201.70.123^{🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC}
			PTR	`back.opencom.ch`
NS	`ns1.opencom.ch` ⚠️ Not in zone NS records
		A	178.104.36.205^{🇬🇧 UNSPECIFIED160.0.0.0/3}
			PTR	`web-tmp.opencom.ch`
NS	`ns2.opencom.ch` ⚠️ Not in zone NS records
		A	195.201.70.123^{🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC}
			PTR	`back.opencom.ch`
NS	`web.opencom.ch` ⚠️ Not in parent delegation
		A	178.104.36.205^{🇬🇧 UNSPECIFIED160.0.0.0/3}
			PTR	`web-tmp.opencom.ch`
MX	`mail.opencom.ch` ⭐
		A	2a01:4f8:1c19:c17d::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`mail.opencom.ch`
		A	178.104.9.34^{🇬🇧 UNSPECIFIED160.0.0.0/3}
			PTR	`mail.opencom.ch`
MX	`mailbackup.opencom.ch`⁽²⁰⁾
		A	94.130.139.74^{🇩🇪 Hetzner94.130.0.0/16 HETZNER-DC}
			PTR	`nat.pve.dwimco.re`
TXT	`v=spf1 +a +mx +a:nas.opencom.ch -all`
TXT	`google-site-verification=onGUFZhPpIJltXP0tnMvQjuHtUnLrTyyo5QMgYSfrVc`
SOA	`placeholder.opencom.ch`admin@opencom.ch 2026-03-24 #8

`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 2026-07-19 #3

Subdomains

ns1.opencom.ch

clients-ns2.opencom.ch

mail.opencom.ch

back.opencom.ch

mailbackup.opencom.ch

ns2.opencom.ch

web.opencom.ch

clients-ns1.opencom.ch

web-tmp.opencom.ch

web02.opencom.ch

Same first word

opencom.co.kr

opencom.com

opencom.no

opencom.kr

opencom.xyz

opencom.email

opencom.me

opencom.cn

opencom.be

opencom.ch

opencom.eu

opencom.us

opencom.net

opencom.ru

opencom.fr

opencom.pl

opencom.org

opencom.de

opencom.nl

opencom.hu

Similar names

compeon.com

compeon.ch

compone.ru

compeon.net

compeon.de

compeon.fr

compeno.com

onecomp.com

compeon.nl

opencmo.com

onecomp.net

compeon.pt

neocomp.cl

compeon.us

comonpe.com

compeon.es

neocomp.de

empocon.com

compeon.eu

neocomp.net

neocomp.com

compeon.org

monocep.com

compeon.at

comopen.com

compone.cl

compone.org

compeon.info

compeon.biz

compeon.se

nemopoc.com

compone.se

pocemon.com

coopmen.com

compone.net

compeon.be

neocomp.ru

copemon.com

compeon.awsapps.com

DNS History

20 records (8 active, 12 former)

●NSback.opencom.ch2026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

○NSdns1.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

○NSdns2.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

●NSns1.opencom.ch2026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

○NSns1.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

●NSns2.opencom.ch2026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

○NSns2.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

○NSns21.ch-dns.net2020-02-15 → 2020-02-15 · 4 obs

○ 2015-10-13 10:34:54
● 2020-02-15 01:31:12
○ 2026-05-06 01:39:10
○ 2026-07-19 00:32:40

○NSns22.ch-dns.net2020-02-15 → 2020-02-15 · 4 obs

○ 2015-10-13 10:34:54
● 2020-02-15 01:31:12
○ 2026-05-06 01:39:10
○ 2026-07-19 00:32:40

●NSplaceholder.opencom.ch2026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

●NSweb.opencom.ch2026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

●MXmail.opencom.ch2020-02-15 → 2026-07-19 · 3 obs

○ 2015-10-13 10:34:54
● 2020-02-15 01:31:12
● 2026-07-19 00:32:40

●MXmailbackup.opencom.ch2026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

○MXscan1.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

○MXscan2.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

○MXscan3.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

○MXscan4.point.ch2008-10-24 → 2008-10-24 · 3 obs

● 2008-10-24 10:15:18
○ 2015-10-13 10:34:54
○ 2026-07-19 00:32:40

●A178.104.36.2052026-05-06 → 2026-07-19 · 3 obs

○ 2020-02-15 01:31:12
● 2026-05-06 01:39:10
● 2026-07-19 00:32:40

○A46.4.31.552026-05-06 → 2026-07-19 · 2 obs

○ 2026-05-06 01:39:10
○ 2026-07-19 00:32:40

○A80.74.137.52020-02-15 → 2020-02-15 · 3 obs

● 2020-02-15 01:31:12
○ 2026-05-06 01:39:10
○ 2026-07-19 00:32:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
opencom.ch	ns2.opencom.ch, ns1.opencom.ch	2 records

✅ Authoritative Response

Server:178.104.36.205

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencom.ch (unsigned zone)

⏱️ Timing

Total: 2319ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.104.36.205`
NS	2	`web.opencom.ch, back.opencom.ch`
MX	2	`mailbackup.opencom.ch (pri: 20), mail.opencom.ch (pri: 10)`
TXT	2	`v=spf1 +a +mx +a:nas.opencom.ch -all, google-site-verification=onGUFZhPpIJltXP`
SOA	1	`placeholder.opencom.ch admin.opencom.ch`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.opencom.ch, ns2.opencom.ch)

Analysis

Hierarchy

opencom.ch is a parent domain; its children include ns1.opencom.ch, clients-ns2.opencom.ch, mail.opencom.ch, back.opencom.ch, mailbackup.opencom.ch and a few other host names.

IP Addresses

opencom.ch resolves to one IP address: 178.104.36.205.

web-tmp.opencom.ch, ns1.opencom.ch, conceptec.ch and two other host names share IP numbers with opencom.ch.

Name Servers

opencom.ch has five name servers, which are back.opencom.ch, ns1.opencom.ch, ns2.opencom.ch and two others.

opencom.ch partially shares its name servers with domains like web.opencom.ch and conceptec.ch.

The name servers placeholder.opencom.ch, ns1.conceptec.ch, ns2.conceptec.ch and placeholder.conceptec.ch are often found in use alongside these name servers.

Host names back.opencom.ch, ns1.opencom.ch, ns2.opencom.ch and web.opencom.ch each have one IP address. Notably, back.opencom.ch and ns2.opencom.ch resolve to the same address 195.201.70.123, and ns1.opencom.ch and web.opencom.ch resolve to the same address 178.104.36.205.

The host names back.opencom.ch and ns2.opencom.ch both resolve to 195.201.70.123 IP addresses.

The host names ns1.opencom.ch and web.opencom.ch both resolve to 178.104.36.205 IP addresses.

Mail Servers

Mail for opencom.ch is handled by two mail servers — mail.opencom.ch and mailbackup.opencom.ch.

The mail server configuration of opencom.ch is identical to that of other domains — web.opencom.ch being one example.

opencom.ch partially shares its mail servers with other domains, conceptec.ch and dwimworld.ch being examples.

The mail servers mail.conceptec.ch and mail.dwimworld.ch regularly co-occur with these mail servers.

Hostnames that resolve to two IP addresses:

mail.opencom.ch resolves to 178.104.9.34 and 2a01:4f8:1c19:c17d::1.

Hosts with just one IP address:

mailbackup.opencom.ch resolves to 94.130.139.74.