DNSWHOIS.INFO - stu.cc

Search for IP or hostnames:

stu.cc checked at 2025-09-06T09:44:02.554Z 234ms 88/88/88 100% R:12

`stu.cc`

MX	`mail.protonmail.ch`
		A	176.119.200.128^{🇨🇭 Proton AG}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton AG}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton AG}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`
		A	176.119.200.129^{🇨🇭 Proton AG}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton AG}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton AG}
			PTR	`mailsec.protonmail.ch`
NS	`x.ns.joker.com`
		A	194.245.103.13^{🇩🇪 CSL}
			PTR	`x.ns.joker.com`
NS	`y.ns.joker.com`
		A	2a01:4f8:c0c:165b::1 ^{🇩🇪 Hetzner}
			PTR	`y.ns.joker.com`
		A	23.88.49.189^{🇩🇪 Hetzner}
			PTR	`static.189.49.88.23.clients.your-server.de`
NS	`z.ns.joker.com`
		A	2607:5300:203:7e6d::2222 ^{🇨🇦 OVH}
			PTR	`z.ns.joker.com`
		A	192.95.37.184^{🇨🇦 OVH}
			PTR	`z.ns.joker.com`

Three name servers, x.ns.joker.com, y.ns.joker.com, and z.ns.joker.com, are delegated to stu.cc.

The domain stu.cc shares its name servers at least partially with other domains such as jalink.org, pckt.com, techcast.com, huivimerkit.net, and choice.ch.

x.ns.joker.com points to IP number: 194.245.103.13. y.ns.joker.com points to two IP numbers: 2a01:4f8:c0c:165b::1 and 23.88.49.189. z.ns.joker.com points to two IP numbers: 2607:5300:203:7e6d::2222 and 192.95.37.184.

The handling of stu.cc is managed by two mail servers, namely mail.protonmail.ch and mailsec.protonmail.ch.

Just like the domains cie-mail.com, appspark.de, b-erdmann.com, tuad.org, and jiri.dk, stu.cc also has the same mail server setup.

Some mail servers are shared, at least partially, by stu.cc with other domains like j3.io, cartercallahan.com, satgnu.net, madatus.com, and kligris.com.

dbq