`dancingclassrooms.ch`

DNSSEC	⚠️ Not signed
A	2a01:ab20:0:4::96^{🇨🇭 CYON2a01:ab20::/32}
		PTR	`s087.cyon.net`
A	149.126.4.96^{🇨🇭 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	`dancingclassrooms-ch.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
SOA	`ns1.cyon.ch`server@cyon.ch 2021-01-27 #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 2026-05-15 #25

Same first word

dancingclassrooms.ch

dancingclassrooms.com

dancingclassrooms.org

dancingclassrooms.co.il

DNS History

12 records (5 active, 7 former)

○NSns01.weblink.ch2015-05-16 → 2017-05-20 · 4 obs

● 2015-05-16 23:23:44
● 2017-05-20 14:14:44
○ 2026-02-28 22:52:30
○ 2026-05-15 11:03:42

○NSns02.weblink.ch2015-05-16 → 2017-05-20 · 4 obs

● 2015-05-16 23:23:44
● 2017-05-20 14:14:44
○ 2026-02-28 22:52:30
○ 2026-05-15 11:03:42

○NSns03.weblink.ch2015-05-16 → 2017-05-20 · 4 obs

● 2015-05-16 23:23:44
● 2017-05-20 14:14:44
○ 2026-02-28 22:52:30
○ 2026-05-15 11:03:42

●NSns1.cyon.ch2026-02-28 → 2026-05-15 · 3 obs

○ 2017-05-20 14:14:44
● 2026-02-28 22:52:30
● 2026-05-15 11:03:42

●NSns2.cyon.ch2026-02-28 → 2026-05-15 · 3 obs

○ 2017-05-20 14:14:44
● 2026-02-28 22:52:30
● 2026-05-15 11:03:42

●MXdancingclassrooms-ch.mail.protection.outlook.com2016-09-18 → 2026-05-15 · 9 obs

○ 2016-04-11 00:18:50
● 2016-09-18 00:24:28
● 2026-04-01 18:34:26
○ 2026-04-05 02:27:46
● 2026-04-05 04:36:24
● 2026-05-03 04:08:52
○ 2026-05-12 18:17:44
● 2026-05-15 11:03:38
● 2026-05-15 11:03:42

○MXmxsf10.weblink.ch2015-05-16 → 2016-04-11 · 4 obs

● 2015-05-16 23:23:44
● 2016-04-11 00:18:50
○ 2016-09-18 00:24:28
○ 2026-05-15 11:03:42

○MXmxsf50.weblink.ch2015-05-16 → 2016-04-11 · 4 obs

● 2015-05-16 23:23:44
● 2016-04-11 00:18:50
○ 2016-09-18 00:24:28
○ 2026-05-15 11:03:42

●A149.126.4.962026-02-28 → 2026-05-15 · 9 obs

○ 2017-05-20 14:14:44
● 2026-02-28 22:52:30
● 2026-04-01 18:34:26
○ 2026-04-05 02:27:46
● 2026-04-05 04:36:24
● 2026-05-03 04:08:52
○ 2026-05-12 18:17:44
● 2026-05-15 11:03:38
● 2026-05-15 11:03:42

●A2a01:ab20:0:4::962026-02-28 → 2026-05-15 · 9 obs

○A91.193.20.1342015-05-16 → 2016-04-11 · 4 obs

● 2015-05-16 23:23:44
● 2016-04-11 00:18:50
○ 2016-09-18 00:24:28
○ 2026-05-15 11:03:42

○A91.193.20.542016-09-18 → 2017-05-20 · 5 obs

○ 2016-04-11 00:18:50
● 2016-09-18 00:24:28
● 2017-05-20 14:14:44
○ 2026-02-28 22:52:30
○ 2026-05-15 11:03:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	e.nic.ch, a.nic.ch, d.nic.ch, b.nic.ch...	-
dancingclassrooms.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: 755ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.96`
AAAA	1	`2a01:ab20:0:4::96`
NS	2	`ns2.cyon.ch, ns1.cyon.ch`
MX	1	`dancingclassrooms-ch.mail.protection.out`
SOA	1	`ns1.cyon.ch server.cyon.ch`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.cyon.ch, ns2.cyon.ch, ns1.cyon.ch...)

Analysis

IP Addresses

dancingclassrooms.ch resolves to two IP numbers: 2a01:ab20:0:4::96 and 149.126.4.96.

other host names including www.aricon.ch, geekmeet.ro, roswithahaftmann-stiftung.com, exsys.ch and kanutouren.ch share IP numbers with dancingclassrooms.ch.

Name Servers

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

dancingclassrooms.ch shares the same name server setup as other domains, for instance vash.ch, diabeteszuerich.ch, viramonte.ch, garagedegen.ch and tantumpay.li.

dancingclassrooms.ch at least partially shares name servers with other domains, for instance logotape.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

dancingclassrooms.ch is handled by a single mail server, dancingclassrooms-ch.mail.protection.outlook.com.

Host dancingclassrooms-ch.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::1, 52.101.68.12, 52.101.68.21, 52.101.73.1 and 52.101.73.19.

dancingclassrooms.ch - robtex.com