Robtex

Up: 81.90.252.0/23
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Down left: 81.90.253.0/25
Down right: 81.90.253.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.90.253.3	PTR	unassigned-81-90-253-3.ujezd.net
81.90.253.3	A	mailmx.attel.cz
81.90.253.3	A	mail.attel.sk
81.90.253.4	PTR	unassigned-81-90-253-4.ujezd.net
81.90.253.4	A	ispacek.cz
81.90.253.8	PTR	unassigned-81-90-253-8.ujezd.net
81.90.253.8	A	skvorec.cz
81.90.253.10	A	sevcik.us
81.90.253.10	A	smtp.sevcik.us
81.90.253.15	PTR	unassigned-81-90-253-15.ujezd.net
81.90.253.16	PTR	unassigned-81-90-253-16.ujezd.net
81.90.253.24	PTR	unassigned-81-90-253-24.ujezd.net
81.90.253.27	PTR	unassigned-81-90-253-27.ujezd.net
81.90.253.27	A	tomanovi.info
81.90.253.27	A	sdhtuklaty.cz
81.90.253.32	PTR	unassigned-81-90-253-32.ujezd.net
81.90.253.32	A	q12.cz
81.90.253.32	A	www.q12.cz
81.90.253.42	A	endrle.com
81.90.253.42	A	endrle.eu
81.90.253.58	PTR	unassigned-81-90-253-58.ujezd.net
81.90.253.58	A	server.adminoffice.cz
81.90.253.58	A	server.interim-consult.cz
81.90.253.59	PTR	unassigned-81-90-253-59.ujezd.net
81.90.253.59	A	mysqlhosting.biz
81.90.253.59	A	mediasystem.cz
81.90.253.60	PTR	unassigned-81-90-253-60.ujezd.net
81.90.253.76	A	email2.nwaliance.cz
81.90.253.82	PTR	unassigned-81-90-253-82.ujezd.net
81.90.253.86	PTR	unassigned-81-90-253-86.ujezd.net
81.90.253.87	PTR	unassigned-81-90-253-87.ujezd.net
81.90.253.88	PTR	unassigned-81-90-253-88.ujezd.net
81.90.253.89	PTR	unassigned-81-90-253-89.ujezd.net
81.90.253.90	PTR	unassigned-81-90-253-90.ujezd.net
81.90.253.92	A	email.conkline.cz
81.90.253.101	PTR	unassigned-81-90-253-101.ujezd.net
81.90.253.102	PTR	unassigned-81-90-253-102.ujezd.net
81.90.253.102	A	base.saf.cz
81.90.253.103	PTR	unassigned-81-90-253-103.ujezd.net
81.90.253.122	PTR	unassigned-81-90-253-122.ujezd.net
81.90.253.125	A	mail.storetech.cz
81.90.253.125	A	remote.storetech.cz
81.90.253.127	PTR	unassigned-81-90-253-127.ujezd.net
81.90.253.136	PTR	unassigned-81-90-253-136.ujezd.net
81.90.253.144	A	server.laacr.cz
81.90.253.144	A	internet-abak.laacr.cz
81.90.253.148	PTR	unassigned-81-90-253-148.ujezd.net
81.90.253.148	A	sourcepaint.eu
81.90.253.148	A	mail.verliba.cz
81.90.253.155	PTR	unassigned-81-90-253-155.ujezd.net
81.90.253.161	PTR	unassigned-81-90-253-161.ujezd.net
81.90.253.161	A	pavoukovi.cz
81.90.253.181	PTR	unassigned-81-90-253-181.ujezd.net
81.90.253.187	PTR	unassigned-81-90-253-187.ujezd.net
81.90.253.188	PTR	unassigned-81-90-253-188.ujezd.net
81.90.253.191	PTR	unassigned-81-90-253-191.ujezd.net
81.90.253.198	PTR	unassigned-81-90-253-198.ujezd.net
81.90.253.200	PTR	unassigned-81-90-253-200.ujezd.net
81.90.253.216	PTR	unassigned-81-90-253-216.ujezd.net
81.90.253.216	A	sheri.drotar.cz
81.90.253.220	PTR	unassigned-81-90-253-220.ujezd.net
81.90.253.221	PTR	unassigned-81-90-253-221.ujezd.net
81.90.253.221	A	mailu.uniconsulting.cz
81.90.253.225	PTR	impextrading.cz
81.90.253.235	PTR	unassigned-81-90-253-235.ujezd.net
81.90.253.236	A	email.hanys.biz
81.90.253.245	PTR	unassigned-81-90-253-245.ujezd.net
81.90.253.247	A	zs.zs-sestajovice.cz
81.90.253.247	A	mx.zs-sestajovice.cz
81.90.253.251	PTR	unassigned-81-90-253-251.ujezd.net
81.90.253.251	A	orthopilot.eu
81.90.253.251	A	etomas.cz