`hotel33.ch`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4134^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8cab^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.52^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.140.171^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adam.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c136^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2136^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adam.ns.cloudflare.com`
		A	108.162.193.54^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	172.64.33.54^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	173.245.59.54^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
NS	`nucum.ns.cloudflare.com`
		A	2606:4700:50::a29f:2691^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nucum.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c291^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nucum.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2291^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nucum.ns.cloudflare.com`
		A	108.162.194.145^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nucum.ns.cloudflare.com`
		A	162.159.38.145^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nucum.ns.cloudflare.com`
		A	172.64.34.145^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nucum.ns.cloudflare.com`
MX	`mail.hotel33.ch` ⭐
		A	38.180.84.3^{🇨🇭 PrivateLayerSwitzerland38.180.84.0/23 Route Registered for Cogent Communications Customer - 3NT SOLUTIONS LLP}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.52, 172.67.140.171
		IPv6 hints	2606:4700:3031::6815:4134, 2606:4700:3037::ac43:8cab
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=173, name=cloudflare-ech.com
SOA	`adam.ns.cloudflare.com`dns@cloudflare.com serial=2410230079

`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 2026-07-25 #19

Subdomains

mail.hotel33.ch

Same first word

hotel33.ch

DNS History

15 records (7 active, 8 former)

●NSadam.ns.cloudflare.com2026-04-12 → 2026-07-25 · 3 obs

○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
● 2026-07-25 08:17:54

○NSns11.infomaniak.ch2017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-01 21:13:20
● 2017-03-21 03:21:44
○ 2026-04-12 00:44:36
○ 2026-07-25 08:17:54

○NSns12.infomaniak.ch2017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-01 21:13:20
● 2017-03-21 03:21:44
○ 2026-04-12 00:44:36
○ 2026-07-25 08:17:54

●NSnucum.ns.cloudflare.com2026-04-12 → 2026-07-25 · 3 obs

○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
● 2026-07-25 08:17:54

○NSsdns2.ovh.net2015-08-02 → 2016-07-01 · 4 obs

● 2015-08-02 09:20:56
● 2016-07-01 21:13:20
○ 2017-03-21 03:21:44
○ 2026-07-25 08:17:54

○NSvps105703.ovh.net2015-08-02 → 2016-07-01 · 4 obs

● 2015-08-02 09:20:56
● 2016-07-01 21:13:20
○ 2017-03-21 03:21:44
○ 2026-07-25 08:17:54

●MXmail.hotel33.ch2015-08-02 → 2026-07-25 · 5 obs

● 2015-08-02 09:20:56
● 2016-07-01 21:13:20
○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
● 2026-07-25 08:17:54

○MXmta-gw.infomaniak.ch2017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-01 21:13:20
● 2017-03-21 03:21:44
○ 2026-04-12 00:44:36
○ 2026-07-25 08:17:54

●A104.21.65.522026-04-12 → 2026-07-25 · 3 obs

○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
● 2026-07-25 08:17:54

●A172.67.140.1712026-04-12 → 2026-07-25 · 3 obs

○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
● 2026-07-25 08:17:54

●A2606:4700:3031::6815:41342026-04-12 → 2026-07-25 · 3 obs

○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
● 2026-07-25 08:17:54

○A2606:4700:3032::ac43:8cab2026-04-12 → 2026-04-12 · 3 obs

○ 2017-03-21 03:21:44
● 2026-04-12 00:44:36
○ 2026-07-25 08:17:54

●A2606:4700:3037::ac43:8cab2026-07-25 → 2026-07-25 · 2 obs

○ 2026-04-12 00:44:36
● 2026-07-25 08:17:54

○A83.166.138.82017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-01 21:13:20
● 2017-03-21 03:21:44
○ 2026-04-12 00:44:36
○ 2026-07-25 08:17:54

○A92.222.171.782015-08-02 → 2016-07-01 · 4 obs

● 2015-08-02 09:20:56
● 2016-07-01 21:13:20
○ 2017-03-21 03:21:44
○ 2026-07-25 08:17:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	d.nic.ch, f.nic.ch, b.nic.ch, a.nic.ch...	-
hotel33.ch	nucum.ns.cloudflare.com, adam.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.54

NS records: nucum.ns.cloudflare.com, adam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hotel33.ch (unsigned zone)

⏱️ Timing

Total: 526ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.140.171, 104.21.65.52`
AAAA	2	`2606:4700:3037::ac43:8cab, 2606:4700:3031::6815:4134`
NS	2	`adam.ns.cloudflare.com, nucum.ns.cloudflare.com`
MX	1	`mail.hotel33.ch (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adam.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

hotel33.ch serves as the parent of mail.hotel33.ch.

IP Addresses

hotel33.ch has four IP addresses: 104.21.65.52, 172.67.140.171, 2606:4700:3031::6815:4134 and 2606:4700:3037::ac43:8cab.

jun88v2-vn.com, doh-dnt.disconnect.app, lfpcw.com and two other host names share IP numbers with hotel33.ch.

Name Servers

DNS delegation for hotel33.ch points to two name servers: adam.ns.cloudflare.com and nucum.ns.cloudflare.com.

hotel33.ch uses the same name servers as several other domains — among them etten-leurbulletin.nl, nysiada.org, catex-crew.com and two more.

hotel33.ch has at least partial name server overlap with other domains, such as chaen.link, sayansamanta.com, jimmys-ne6.co.uk and two others.

It is common to see these name servers used together with name servers sonia.ns.cloudflare.com and danica.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

adam.ns.cloudflare.com has IP addresses 108.162.193.54, 172.64.33.54 and 173.245.59.54, plus 3 other.

nucum.ns.cloudflare.com has IP addresses 108.162.194.145, 162.159.38.145 and 172.64.34.145, plus 3 other.

Mail Servers

Mail for hotel33.ch is handled by a single mail server, mail.hotel33.ch.

mail.hotel33.ch has exactly one IP number: 38.180.84.3.

hotel33.ch - robtex.com

hotel33.ch

ch

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`hotel33.ch`

`ch`