MXLIST.NET - cobalt.cz

Search for IP or hostnames:

cobalt.cz checked at 2025-11-02T03:33:58.061Z 398ms 101/101/101 100% R:14

`cobalt.cz`

MX	`antispam.hosting-zdarma.cz`
		A	2001:880:0:15::40a ^{🇩🇪 ONE-NETWORK}
			PTR	`antispam.hosting-zdarma.cz`
		A	2001:1ab0:7e1f:1::1:9 ^{🇨🇿 IGNUM-AS}
			PTR	`antispam.hosting-zdarma.cz`
		A	130.193.14.158^{🇨🇿 IGNUM-AS}
			PTR	`antispam.hosting-zdarma.cz`
		A	185.102.21.8^{🇨🇿 ONE-NETWORK}
			PTR	`antispam.hosting-zdarma.cz`
NS	`ns1.hostingzdarma.cz`
		A	2a00:1e40:a:53::5 ^{🇸🇰 WEBGLOBE-SK-AS}
			PTR	`ns1-bra.core.webglobe.com`
		A	185.65.223.35^{🇸🇰 WEBGLOBE-SK-AS}
			PTR	`ns1-bra.core.webglobe.com`
NS	`ns2.hostingzdarma.cz`
		A	2001:1ab0:7e1e:2::5 ^{🇨🇿 IGNUM-AS}
			PTR	`ns2-prg.core.webglobe.com`
		A	217.31.48.201^{🇨🇿 IGNUM-AS}
			PTR	`ns2-prg.core.webglobe.com`
NS	`ns3.hosting-zdarma.net`
		A	2a03:b0c0:1:d0::1090:2001 ^{🇬🇧 DIGITALOCEAN}
			PTR	`ns3-lon.core.webglobe.com`
		A	178.62.60.201^{🇬🇧 DIGITALOCEAN}
			PTR	`ns3-lon.core.webglobe.com`
A	2001:1ab0:7e1e:150:62:109:150:209 ^{🇨🇿 IGNUM-AS}
		PTR	`dw123.webglobe.com`
A	62.109.150.209^{🇨🇿 IGNUM-AS}
		PTR	`dw123.webglobe.com`

`cz`

	NS	`a.ns.nic.cz`
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`

Up

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AI analysis

cobalt.cz is a parent of antispam.cobalt.cz.

cobalt.cz points to two IP numbers: 2001:1ab0:7e1e:150:62:109:150:209 and 62.109.150.209.

Other host names, for instance babi-na.cz, strnadel.com, magaja.cz, eurostrip.cz and hardworker.cz share IP numbers with cobalt.cz.

The delegation for cobalt.cz is handled by three name servers: ns1.hostingzdarma.cz, ns2.hostingzdarma.cz and ns3.hosting-zdarma.net.

cobalt.cz at least partially shares name servers with other domains, for instance basel.cz, ukajmana.cz, lahudky-pekarstvi.cz, expivovar.cz and adaptprint.cz.

Two IP numbers per host:

ns1.hostingzdarma.cz points to 2a00:1e40:a:53::5 and 185.65.223.35.

ns2.hostingzdarma.cz points to 2001:1ab0:7e1e:2::5 and 217.31.48.201.

ns3.hosting-zdarma.net points to 2a03:b0c0:1:d0::1090:2001 and 178.62.60.201.

cobalt.cz is handled by a single mail server, antispam.hosting-zdarma.cz.

cobalt.cz uses the same mail server configuration as other domains, such as ligo.cz, dbdesign.cz, svejdar.com, ok2pya.cz and infopage.cz.

cobalt.cz shares at least some mail servers with other domains, for instance zsamsbesiny.info, zsbezdekov.info, techfides.cz and fornal.cz.

antispam.hosting-zdarma.cz resolves to four IPs: 2001:880:0:15::40a, 2001:1ab0:7e1f:1::1:9, 130.193.14.158 and 185.102.21.8.

dbq