classpass.ch - dns.ninja

`classpass.ch`

DNSSEC	⚠️ Not signed
A	3.96.23.237^{🇨🇦 Amazon3.96.0.0/15 EC2 YUL prefix}
		PTR	`ec2-3-96-23-237.ca-central-1.compute.amazonaws.com`
NS	`ns1.101domain.com` ⭐
		A	2400:cb00:2049:1::a29f:18ca^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns1.101domain.com`
		A	162.159.24.202^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.101domain.com`
NS	`ns2.101domain.com`
		A	2400:cb00:2049:1::a29f:199c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns2.101domain.com`
		A	162.159.25.156^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.101domain.com`
NS	`ns5.101domain.com`
		A	2400:cb00:2049:1::a29f:18ca^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns1.101domain.com`
		A	2400:cb00:2049:1::a29f:199c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns2.101domain.com`
		A	162.159.24.202^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.101domain.com`
		A	162.159.25.156^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.101domain.com`
SOA	`ns1.101domain.com`ADMIN@classpass.ch 2019-07-29 #5

`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 2026-06-28 #20

Same first word

DNS History

11 records (4 active, 7 former)

●NSns1.101domain.com2026-03-23 → 2026-06-28 · 3 obs

○ 2017-06-26 03:00:48
● 2026-03-23 16:02:24
● 2026-06-28 08:39:32

●NSns2.101domain.com2026-03-23 → 2026-06-28 · 3 obs

○ 2017-06-26 03:00:48
● 2026-03-23 16:02:24
● 2026-06-28 08:39:32

○NSns35.domaincontrol.com2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 08:56:56
○ 2015-11-14 19:38:48
○ 2026-06-28 08:39:32

○NSns36.domaincontrol.com2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 08:56:56
○ 2015-11-14 19:38:48
○ 2026-06-28 08:39:32

●NSns5.101domain.com2026-03-23 → 2026-06-28 · 3 obs

○ 2017-06-26 03:00:48
● 2026-03-23 16:02:24
● 2026-06-28 08:39:32

○NSns5.infomaniak.ch2016-06-28 → 2016-06-28 · 4 obs

○ 2015-11-14 19:38:48
● 2016-06-28 19:02:46
○ 2017-06-26 03:00:48
○ 2026-06-28 08:39:32

○NSns6.infomaniak.ch2016-06-28 → 2016-06-28 · 4 obs

○ 2015-11-14 19:38:48
● 2016-06-28 19:02:46
○ 2017-06-26 03:00:48
○ 2026-06-28 08:39:32

○MXmailstore1.secureserver.net2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 08:56:56
○ 2015-11-14 19:38:48
○ 2026-06-28 08:39:32

○MXsmtp.secureserver.net2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 08:56:56
○ 2015-11-14 19:38:48
○ 2026-06-28 08:39:32

●A3.96.23.2372026-03-23 → 2026-06-28 · 3 obs

○ 2015-11-14 19:38:48
● 2026-03-23 16:02:24
● 2026-06-28 08:39:32

○A50.63.82.12015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 08:56:56
○ 2015-11-14 19:38:48
○ 2026-06-28 08:39:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
classpass.ch	ns5.101domain.com, ns2.101domain.com, ns1.101domain.com	-

✅ Authoritative Response

Server:162.159.25.156

NS records: ns5.101domain.com, ns2.101domain.com, ns1.101domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classpass.ch (unsigned zone)

⏱️ Timing

Total: 983ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.96.23.237`
NS	3	`ns2.101domain.com, ns1.101domain.com...`
SOA	1	`ns1.101domain.com ADMIN.classpass.ch`

Analysis

IP Addresses

classpass.ch resolves to one IP address: 3.96.23.237.

www.dennysbrands.com.hk, greenbet.ng, locksmithclt.com and two other host names share IP numbers with classpass.ch.

Name Servers

classpass.ch has three name servers — ns1.101domain.com, ns2.101domain.com and ns5.101domain.com.

The name servers of classpass.ch overlap at least partially with those of other domains — among them teale.af, wang.nyc, lkl.ink and two more.

Hosts that point to four IP numbers:

ns5.101domain.com resolves to 162.159.24.202, 162.159.25.156, 2400:cb00:2049:1::a29f:18ca and 2400:cb00:2049:1::a29f:199c.

Hostnames that resolve to two IP addresses:

ns1.101domain.com resolves to 162.159.24.202 and 2400:cb00:2049:1::a29f:18ca.

ns2.101domain.com resolves to 162.159.25.156 and 2400:cb00:2049:1::a29f:199c.

The host names ns5.101domain.com and ns1.101domain.com both resolve to 2400:cb00:2049:1::a29f:18ca IP addresses.

The host names ns5.101domain.com and ns2.101domain.com both resolve to 2400:cb00:2049:1::a29f:199c IP addresses.

The host names ns5.101domain.com and ns1.101domain.com both resolve to 162.159.24.202 IP addresses.

The host names ns5.101domain.com and ns2.101domain.com both resolve to 162.159.25.156 IP addresses.