splitbrain.ch - dns.ninja

`splitbrain.ch`

DNSSEC	🔒 Signed (DS record present)
A	2a01:ab20:0:6::97^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`vsa-xokewu.cyon.net`
A	149.126.6.97^{🇨🇭 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	`mx-01-eu-central-1.prod.hydra.sophos.com` ⭐
		A	52.28.42.123^{🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix}
			PTR	`ec2-52-28-42-123.eu-central-1.compute.amazonaws.com`
		A	52.57.168.50^{🇩🇪 Amazon52.57.0.0/16 EC2 FRA VPC prefix}
			PTR	`ec2-52-57-168-50.eu-central-1.compute.amazonaws.com`
MX	`mx-02-eu-central-1.prod.hydra.sophos.com`⁽¹⁰⁾
		A	52.28.42.123^{🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix}
			PTR	`ec2-52-28-42-123.eu-central-1.compute.amazonaws.com`
		A	52.57.168.50^{🇩🇪 Amazon52.57.0.0/16 EC2 FRA VPC prefix}
			PTR	`ec2-52-57-168-50.eu-central-1.compute.amazonaws.com`
TXT	`sophos-domain-verification=3351c740f948f649707218e1bbdcab4cc3b34e43`
SOA	`ns1.cyon.ch`server@cyon.ch 2021-01-28 #77

`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 2026-06-14 #45

Previously MX for

splitbrain.ch

Same first word

splitbrain.com

splitbrain.org

splitbrain.ch

splitbrain.se

splitbrain.ru

splitbrain.net

splitbrain.de

Similar names

brainsplit.com

DNS History

8 records (6 active, 2 former)

●NSns1.cyon.ch2015-05-20 → 2026-06-14 · 2 obs

● 2015-05-20 00:11:48
● 2026-06-14 20:52:44

●NSns2.cyon.ch2015-05-20 → 2026-06-14 · 2 obs

● 2015-05-20 00:11:48
● 2026-06-14 20:52:44

●MXmx-01-eu-central-1.prod.hydra.sophos.com2017-06-04 → 2026-06-14 · 3 obs

○ 2016-07-15 02:24:48
● 2017-06-04 11:23:48
● 2026-06-14 20:52:44

●MXmx-02-eu-central-1.prod.hydra.sophos.com2017-06-04 → 2026-06-14 · 3 obs

○ 2016-07-15 02:24:48
● 2017-06-04 11:23:48
● 2026-06-14 20:52:44

○MXsplitbrain.ch2015-05-20 → 2016-07-15 · 4 obs

● 2015-05-20 00:11:48
● 2016-07-15 02:24:48
○ 2017-06-04 11:23:48
○ 2026-06-14 20:52:44

○A149.126.0.942015-05-20 → 2017-06-04 · 4 obs

● 2015-05-20 00:11:48
● 2017-06-04 11:23:48
○ 2026-03-03 18:40:08
○ 2026-06-14 20:52:44

●A149.126.6.972026-03-03 → 2026-06-14 · 3 obs

○ 2017-06-04 11:23:48
● 2026-03-03 18:40:08
● 2026-06-14 20:52:44

●A2a01:ab20:0:6::972026-03-03 → 2026-06-14 · 3 obs

○ 2017-06-04 11:23:48
● 2026-03-03 18:40:08
● 2026-06-14 20:52:44

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:185.174.216.2

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 666ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.6.97`
AAAA	1	`2a01:ab20:0:6::97`
NS	2	`ns1.cyon.ch, ns2.cyon.ch`
MX	2	`mx-01-eu-central-1.prod.hydra.sophos.com, mx-02-eu-central-1.prod.hydra.sophos.com`
TXT	1	`sophos-domain-verification=3351c740f948f`
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

splitbrain.ch points to the IP addresses 149.126.6.97 and 2a01:ab20:0:6::97

vsa-xokewu.cyon.net, mail.rosental.ch, mail.ranz.ch plus two other host names have IP numbers in common with splitbrain.ch.

Name Servers

splitbrain.ch is served by two delegated name servers, ns1.cyon.ch and ns2.cyon.ch.

The name server configuration of splitbrain.ch is shared with other domains, for instance swissrotorholding.com, schule-lyssach.ch, likeyou.ch and two others.

The DNS delegation for splitbrain.ch at least partly coincides with that of other domains, ateliermoser.ch being one example.

Each of the two host names carries two IP addresses: ns1.cyon.ch points to 185.174.216.2 and 2a01:ab20:0:185::2, and ns2.cyon.ch points to 91.206.24.2 and 2001:67c:234::2.

Mail Servers

splitbrain.ch uses two mail servers, mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com.

The mail server setup of splitbrain.ch matches that of other domains such as cosmoprof.it, cardrett.de, mail7.tkfin.de and two others.

At least some of the mail servers used by splitbrain.ch are shared with other domains: a-schmelzer.de, hilger-kern-group.com, x-vw.de and two others among them.

The host names mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com both direct to 52.28.42.123 and 52.57.168.50.

These two host names — mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com — each point to 52.28.42.123 IP addresses.

These two host names — mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com — each point to 52.57.168.50 IP addresses.