MXLIST.NET - optimnet.cz

Search for IP or hostnames:

optimnet.cz checked at 2025-10-26T02:19:27.053Z 192ms 124/124/124 100% R:10

`optimnet.cz`

MX	`mx1.active24.com`
		A	2a02:4a8:ac24:101::97:4 ^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	2a02:4a8:ac24:101::97:102 ^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	2a02:4a8:ac24:101::97:111 ^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	2a02:4a8:ac24:101::97:116 ^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	81.95.97.4^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	81.95.97.102^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	81.95.97.111^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
		A	81.95.97.116^{🇨🇿 ACTIVE 24}
			PTR	`in.smtp.cz`
MX	`mx2.active24.com`
		A	2a00:4b40:1000:590:185:111:90:93 ^{🇸🇰 Websupport}
			PTR	`mx2.active24.com`
		A	185.111.90.93^{🇭🇺 Websupport}
			PTR	`mx2.active24.com`
NS	`ns1.websupport.cz`
		A	2a10:bbc0::11 ^{🇨🇿 ACTIVE 24}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE 24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12 ^{🇸🇪 ACTIVE 24}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE 24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13 ^{🇨🇿 ACTIVE 24}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE 24}
			PTR	`ns3.websupport.eu`
A	2a02:4a8:ac24:108::96:134 ^{🇨🇿 ACTIVE 24}
		PTR	`ipv6.uvirt12.active24.cz`
A	81.95.96.134^{🇨🇿 ACTIVE 24}
		PTR	`uvirt12.active24.cz`

`cz`

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

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AI analysis

optimnet.cz points to two IP numbers: 2a02:4a8:ac24:108::96:134 and 81.95.96.134.

Other host names, for instance enax.cz, www.medera.cz, privativana.hyperlink.cz, tabernakl.cz and bodom.hyperlinx.cz share IP numbers with optimnet.cz.

optimnet.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

optimnet.cz at least partially shares its name servers with other domains, for instance agfs.org, mabet.cz, banua.cz, monin.cz and d7.cz.

Host names with two IP numbers:

ns1.websupport.cz points to: 2a10:bbc0::11 and 45.10.97.11.

ns2.websupport.cz points to: 2a02:250:3::12 and 185.71.159.12.

ns3.websupport.eu points to: 2a10:bbc0::13 and 45.10.97.13.

Two mail servers mx1.active24.com and mx2.active24.com handle optimnet.cz.

optimnet.cz uses the same mail server setup as other domains such as stare-mesto.eu, pmservis.com, cyklo-raim.cz, apexis.cz and pscars.cz.

optimnet.cz shares at least partially some mail servers with other domains, for example e-cicsa.com, tristudne.eu, autorske-pravo.info and smtp.klimak.cz.

Host names with eight IP numbers: mx1.active24.com points to 2a02:4a8:ac24:101::97:4, 2a02:4a8:ac24:101::97:102, 2a02:4a8:ac24:101::97:111, 2a02:4a8:ac24:101::97:116, 81.95.97.4, 81.95.97.102, 81.95.97.111 and 81.95.97.116.

Host names with two IP numbers: mx2.active24.com points to 2a00:4b40:1000:590:185:111:90:93 and 185.111.90.93.

dbq