Robtex

Up: 31.130.160.0/20
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Down left: 31.130.168.0/22
Down right: 31.130.172.0/22

IP	Type	Hostname
31.130.168.10	A	mzv10.mzv.cz
31.130.168.24	A+PTR	mzv24.mzv.cz
31.130.168.25	A	mzv25.mzv.cz
31.130.168.26	A	mzv26.mzv.cz
31.130.168.27	A+PTR	mzv27.mzv.cz
31.130.168.73	A+PTR	gate.mzv.cz
31.130.168.73	A	gate2.mzv.cz
31.130.168.75	A+PTR	via1.mzv.cz
31.130.168.81	A+PTR	dserver1.mzv.cz
31.130.168.82	A+PTR	dserver2.mzv.cz
31.130.168.83	A	dserver3.mzv.cz
31.130.168.84	A+PTR	dserver4.mzv.cz
31.130.168.88	A+PTR	posta.mzv.cz
31.130.168.88	A	www.posta.mzv.cz
31.130.168.89	A+PTR	e.mzv.cz
31.130.168.90	A+PTR	syms.mzv.cz
31.130.168.93	PTR	etest.mzv.cz
31.130.168.110	A+PTR	res.mzv.cz
31.130.168.111	A+PTR	epraga01.mzv.cz
31.130.168.112	A+PTR	czp.mzv.cz