DNSWHOIS.INFO - sysnet.cz

Search for IP or hostnames:

sysnet.cz checked at 2025-09-08T08:47:03.317Z 254ms 105/105/105 100% R:19

`sysnet.cz`

NS	`ns.grdns.cz`
		A	2001:15e8:101:1::c268 ^{🇨🇿 INTERNET CZ}
			PTR	`ns.grdns.cz`
		A	81.2.194.104^{🇨🇿 INTERNET CZ}
			PTR	`ns.grdns.cz`
MX	`cx.spamfree.cz`
		A	2001:67c:15a3::d1 ^{🇨🇿 root S.A.}
			PTR	`dx.spamfree.cz`
		A	195.24.76.170^{🇱🇺 root S.A.}
			PTR	`dq.spamfree.cz`
MX	`dx.spamfree.cz`
		A	2001:67c:15a3::d1 ^{🇨🇿 root S.A.}
			PTR	`dx.spamfree.cz`
		A	195.24.76.170^{🇱🇺 root S.A.}
			PTR	`dq.spamfree.cz`
MX	`ax.virusfree.cz`
		A	2001:67c:15a1::a1 ^{🇨🇿 WIA}
			PTR	`ax.virusfree.cz`
		A	31.7.241.24^{🇨🇿 WIA}
			PTR	`ax.virusfree.cz`
MX	`bx.virusfree.cz`
		A	2001:67c:15a2::b1 ^{🇨🇿 Hivelocity Inc. fka Digital Energy Technologies Limited (Global)}
			PTR	`bx.virusfree.cz`
		A	89.187.156.46^{🇨🇿 Coolhousing}
			PTR	`bq.virusfree.cz`
NS	`ns.grdns.it`
		A	2a00:6d41:2:1::7 ^{🇮🇹 Aruba}
			PTR	`ns.grdns.it`
		A	95.110.254.167^{🇮🇹 Aruba}
			PTR	`ns.grdns.it`
A	144.91.71.202^{🇩🇪 Contabo}
		PTR	`www.sysnet.cz`

The parent of www.sysnet.cz, cms.sysnet.cz, alpha2.sysnet.cz, and alpha.sysnet.cz is sysnet.cz.

sysnet.cz is associated with the IP address: 144.91.71.202.

For instance, other host names like www.sysnet.cz share IP numbers with sysnet.cz.

Two name servers, ns.grdns.cz and ns.grdns.it, are delegated to sysnet.cz.

The name server setup for sysnet.cz is shared with other domains such as fccps.sk, auretafigural.cz, vcely.cz, kosut.eu, and bevisible.cz.

ns.grdns.cz and ns.grdns.it each point to two IP numbers: 2001:15e8:101:1::c268 and 81.2.194.104 for ns.grdns.cz, and 2a00:6d41:2:1::7 and 95.110.254.167 for ns.grdns.it.

Other domains such as likvor.cz, teplice.cz, vup.upol.cz, infobus.cz, and scanservice.cz share at least some mail servers with sysnet.cz.

cx.spamfree.cz, dx.spamfree.cz, ax.virusfree.cz, and bx.virusfree.cz each point to two IP numbers. The IP numbers for cx.spamfree.cz are 2001:67c:15a3::d1 and 195.24.76.170, for dx.spamfree.cz are 2001:67c:15a3::d1 and 195.24.76.170, for ax.virusfree.cz are 2001:67c:15a1::a1 and 31.7.241.24, and for bx.virusfree.cz are 2001:67c:15a2::b1 and 89.187.156.46.

dbq