WWW.RTSAK.COM - cernyfonet.cz

Search for IP or hostnames:

cernyfonet.cz checked at 2025-11-22T13:13:14.304Z 350ms 92/92/92 100% R:16 allDone:true timedOut:false

`cernyfonet.cz`

NS	`ns1.hosting90.cz`
		A	2a03:b780::1:1 ^{🇨🇿 Webglobe}
			PTR	`ns1.hosting90.cz`
		A	130.193.8.82^{🇨🇿 Webglobe}
			PTR	`ns1.hosting90.cz`
NS	`ns2.hosting90.cz`
		A	2001:880:0:15::10c ^{🇩🇪 ONE-NETWORK}
			PTR	`ns2.hosting90.cz`
		A	185.102.21.207^{🇨🇿 ONE-NETWORK}
			PTR	`ns2.hosting90.cz`
NS	`ns3.hosting90.net`
		A	2604:a880:800:10::696:f001 ^{🇺🇸 DIGITALOCEAN}
			PTR	`ns3.hosting90.net`
		A	104.236.202.83^{🇺🇸 DIGITALOCEAN}
			PTR	`ns3.hosting90.net`
MX	`cernyfonet-cz.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::5 ^{🇮🇪 Microsoft}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c ^{🇮🇪 Microsoft}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f ^{🇮🇪 Microsoft}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9 ^{🇳🇱 Microsoft}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`

cernyfonet.cz

cernyfonet.cz

cernyfonet.cz is delegated to three name servers: ns1.hosting90.cz, ns2.hosting90.cz and ns3.hosting90.net.

cernyfonet.cz at least partially shares name servers with other domains, including gazda.cz, lanostav.net, coprint.cz, kabat.eu and poluha.cz.

Host names with two IP numbers:

ns3.hosting90.net: 2604:a880:800:10::696:f001 and 104.236.202.83

A single mail server handles cernyfonet.cz, cernyfonet-cz.mail.protection.outlook.com.

Host cernyfonet-cz.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::9, 52.101.68.16, 52.101.68.18, 52.101.73.4 and 52.101.73.28.

dbq