`samcommunication.ch`

DNSSEC	⚠️ Not signed
NS	`ns1.cybernetwork.ch` ⭐
		A	81.23.73.120^{🇨🇭 VTX-NETWORK81.23.64.0/20 DECKPOINT-CH}
			PTR	`ns1.cybernetwork.ch`
NS	`ns2.cybernetwork.ch`
		A	81.23.73.90^{🇨🇭 VTX-NETWORK81.23.64.0/20 DECKPOINT-CH}
			PTR	`ns2.cybernetwork.ch`
MX	`smtp01.samcommunication.ch` ⭐
		A	81.23.73.110^{🇨🇭 VTX-NETWORK81.23.64.0/20 DECKPOINT-CH}
			PTR	`smtp01.cybernetwork.ch`
MX	`smtp02.samcommunication.ch`⁽¹⁰⁾
		A	81.23.73.111^{🇨🇭 VTX-NETWORK81.23.64.0/20 DECKPOINT-CH}
			PTR	`smtp02.cybernetwork.ch`
TXT	`v=spf1 mx include:spf.cybercloud.ch -all`
SOA	`ns1.Cybernetwork.CH`root@Cybernetwork.CH 2023-10-23 #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 2026-03-29 #24

Subdomains

smtp02.samcommunication.ch

smtp01.samcommunication.ch

Same first word

samcommunication.ch

samcommunication.com

Similar names

mascommunication.eu

amcommunications.org

asmcommunication.com

mascommunication.com

amcommunications.com

amscommunication.com

DNS History

9 records (4 active, 5 former)

○NSdns1.worldcom.ch2015-06-26 → 2017-09-02 · 4 obs

● 2015-06-26 17:06:58
● 2017-09-02 02:32:54
○ 2026-02-16 10:04:38
○ 2026-03-29 12:04:00

○NSdns2.worldcom.ch2015-06-26 → 2017-09-02 · 4 obs

● 2015-06-26 17:06:58
● 2017-09-02 02:32:54
○ 2026-02-16 10:04:38
○ 2026-03-29 12:04:00

●NSns1.cybernetwork.ch2026-02-16 → 2026-03-29 · 3 obs

○ 2017-09-02 02:32:54
● 2026-02-16 10:04:38
● 2026-03-29 12:04:00

●NSns2.cybernetwork.ch2026-02-16 → 2026-03-29 · 3 obs

○ 2017-09-02 02:32:54
● 2026-02-16 10:04:38
● 2026-03-29 12:04:00

●MXsmtp01.samcommunication.ch2026-02-16 → 2026-03-29 · 3 obs

○ 2017-09-02 02:32:54
● 2026-02-16 10:04:38
● 2026-03-29 12:04:00

●MXsmtp02.samcommunication.ch2026-02-16 → 2026-03-29 · 3 obs

○ 2017-09-02 02:32:54
● 2026-02-16 10:04:38
● 2026-03-29 12:04:00

○MXsmtp1.ipworldcom.ch2015-06-26 → 2017-09-02 · 4 obs

● 2015-06-26 17:06:58
● 2017-09-02 02:32:54
○ 2026-02-16 10:04:38
○ 2026-03-29 12:04:00

○MXsmtp2.ipworldcom.ch2015-06-26 → 2017-09-02 · 4 obs

● 2015-06-26 17:06:58
● 2017-09-02 02:32:54
○ 2026-02-16 10:04:38
○ 2026-03-29 12:04:00

○A212.74.178.1132015-06-26 → 2026-02-16 · 4 obs

● 2015-06-26 17:06:58
● 2026-02-16 10:04:38
○ 2026-03-24 00:41:00
○ 2026-03-29 12:04:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	e.nic.ch, f.nic.ch, d.nic.ch, b.nic.ch...	-
samcommunication.ch	ns1.cybernetwork.ch, ns2.cybernetwork.ch	2 records

✅ Authoritative Response

Server:81.23.73.90

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for samcommunication.ch (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.Cybernetwork.CH, ns2.Cybernetwork.CH`
MX	2	`smtp01.Samcommunication.CH (pri: 5), smtp02.Samcommunication.CH (pri: 10)`
TXT	1	`v=spf1 mx include:spf.cybercloud.ch -all`
SOA	1	`ns1.Cybernetwork.CH root.Cybernetwork.CH`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.cybernetwork.ch, ns1.cybernetwork.ch)

Analysis

Hierarchy

samcommunication.ch is a parent of smtp02.samcommunication.ch and smtp01.samcommunication.ch.

Name Servers

samcommunication.ch is delegated to two name servers: ns1.cybernetwork.ch and ns2.cybernetwork.ch.

samcommunication.ch uses the same name server setup as other domains, including reyl-sa.com, scfid.ch, reyl-ovs.com, reyl-am.com and faisalswiss.ch.

At least part of the name servers for samcommunication.ch are shared with other domains, for instance swisshedge.ch, swissedge.net, swisshedge.com, progefinance.ch and 186.38.194.in-addr.arpa.

These name servers are commonly used alongside the name servers web1.cybernetwork.ch.

Hostnames with a single IP

ns1.cybernetwork.ch resolves to: 81.23.73.120.

ns2.cybernetwork.ch resolves to: 81.23.73.90.

Mail Servers

samcommunication.ch is handled by two mail servers: smtp01.samcommunication.ch and smtp02.samcommunication.ch.

Hostnames with a single IP

smtp01.samcommunication.ch resolves to: 81.23.73.110.

smtp02.samcommunication.ch resolves to: 81.23.73.111.

samcommunication.ch - robtex.com