Robtex

Up: 191.53.150.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 191.53.150.0/25
Down right: 191.53.150.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
191.53.150.20	PTR	tg01-020.vrgmailcrev.com.br
191.53.150.20	A	tg01-021.vrgmailcrev.com.br
191.53.150.21	A+PTR	tg01-021.vrgmailcrev.com.br
191.53.150.22	A+PTR	tg01-022.vrgmailcrev.com.br
191.53.150.23	A+PTR	tg01-023.vrgmailcrev.com.br
191.53.150.24	A+PTR	tg01-024.vrgmailcrev.com.br
191.53.150.25	A+PTR	tg01-025.vrgmailcrev.com.br
191.53.150.26	A+PTR	tg01-026.vrgmailcrev.com.br
191.53.150.27	A+PTR	tg01-027.vrgmailcrev.com.br
191.53.150.28	PTR	ls01-028.vrgmailmrev.com.br
191.53.150.28	A+PTR	tg01-028.vrgmailcrev.com.br
191.53.150.47	A+PTR	tg01-047.vrgmailfrev.com.br
191.53.150.48	A+PTR	tg01-048.vrgmailfrev.com.br
191.53.150.49	A+PTR	tg01-049.vrgmailfrev.com.br
191.53.150.50	A+PTR	tg01-050.vrgmailfrev.com.br
191.53.150.51	A+PTR	tg01-051.vrgmailfrev.com.br
191.53.150.52	A+PTR	tg01-052.vrgmailfrev.com.br
191.53.150.53	A+PTR	tg01-053.vrgmailfrev.com.br
191.53.150.54	A+PTR	tg01-054.vrgmailfrev.com.br
191.53.150.55	A+PTR	tg01-055.vrgmailfrev.com.br
191.53.150.170	A+PTR	ls01-170.vrgmailgrev.com.br
191.53.150.171	A+PTR	ls01-171.vrgmailgrev.com.br
191.53.150.172	A+PTR	ls01-172.vrgmailgrev.com.br
191.53.150.173	A+PTR	ls01-173.vrgmailgrev.com.br
191.53.150.174	A+PTR	ls01-174.vrgmailgrev.com.br
191.53.150.175	A+PTR	ls01-175.vrgmailgrev.com.br
191.53.150.176	A+PTR	ls01-176.vrgmailgrev.com.br
191.53.150.177	A+PTR	ls01-177.vrgmailgrev.com.br
191.53.150.178	A+PTR	ls01-178.vrgmailgrev.com.br
191.53.150.188	A+PTR	ls01-188.vrgmailirev.com.br
191.53.150.189	A+PTR	ls01-189.vrgmailirev.com.br
191.53.150.190	A+PTR	ls01-190.vrgmailirev.com.br
191.53.150.191	A+PTR	ls01-191.vrgmailirev.com.br
191.53.150.192	A+PTR	ls01-192.vrgmailirev.com.br
191.53.150.193	A+PTR	ls01-193.vrgmailirev.com.br
191.53.150.194	A+PTR	ls01-194.vrgmailirev.com.br
191.53.150.195	A+PTR	ls01-195.vrgmailirev.com.br
191.53.150.196	A+PTR	ls01-196.vrgmailirev.com.br
191.53.150.215	A+PTR	ls01-215.vrgmailmrev.com.br
191.53.150.216	A+PTR	ls01-216.vrgmailmrev.com.br
191.53.150.217	A+PTR	ls01-217.vrgmailmrev.com.br
191.53.150.218	A+PTR	ls01-218.vrgmailmrev.com.br
191.53.150.220	A+PTR	ls01-220.vrgmailmrev.com.br
191.53.150.221	A+PTR	ls01-221.vrgmailmrev.com.br
191.53.150.222	A+PTR	ls01-222.vrgmailmrev.com.br
191.53.150.223	A+PTR	ls01-223.vrgmailmrev.com.br
191.53.150.224	PTR	emktlinkgc.com.br
191.53.150.226	A	mx1.tg.emktremgc.com.br
191.53.150.226	A	mx1.tgrowth.com.br
191.53.150.226	A	mx2.tgrowth.com.br
191.53.150.228	A	vr.tg1.dinamicplayb.com.br
191.53.150.228	A	mx1.bounce.jetremeb.com.br
191.53.150.228	A	tg.dinamicplayb.com.br
191.53.150.229	A	tj.dinamicplayb.com.br
191.53.150.229	A	vr.tj1.dinamicplayb.com.br
191.53.150.231	PTR	emktlinkjc.com.br
191.53.150.232	A	tjett.com.br
191.53.150.232	A	mx2.tjett.com.br
191.53.150.232	A	mx1.tjett.com.br
191.53.150.233	A	mx1.tj.lwebsender.com.br
191.53.150.233	A	mx2.tj.lwebsender.com.br
191.53.150.233	A	mx1.tj.vrlwebb.com.br
191.53.150.234	A	ls.dinamicplayb.com.br
191.53.150.234	A	vr.ls1.dinamicplayb.com.br
191.53.150.236	A	mx2.lsas.com.br
191.53.150.236	A	mx1.pfinderpainel.com.br
191.53.150.236	A	lsas.com.br
191.53.150.237	PTR	ls.emktremsd.com.br
191.53.150.237	A	mx1.ls.emktremsd.com.br
191.53.150.237	A	mx2.ls.emktremsd.com.br
191.53.150.238	PTR	emktlinksc.com.br
191.53.150.240	A	mx2.tg.emktremgf.com.br
191.53.150.240	A	mx2.tg.snapsenderc.com.br
191.53.150.240	A	mx1.tg.snapsenderc.com.br
191.53.150.242	A	mx1.bounce.lincobox.com.br
191.53.150.243	PTR	ls.emktremsf.com.br
191.53.150.243	A	mx1.ls.emktremsf.com.br
191.53.150.243	A	mx2.ls.emktremsf.com.br
191.53.150.244	A	mx1.bounce.widesnap.com.br
191.53.150.246	A+PTR	pfinderlk.com.br
191.53.150.247	A	mx1.tg.roi360lw.com.br
191.53.150.247	A	mx1.tg.antagonistm.com.br
191.53.150.247	A	mx1.bounce.widecomet.com.br
191.53.150.248	A	mx1.ls.lwebsender.com.br
191.53.150.248	A	mx1.ls.optinrep.com.br
191.53.150.248	A	mx2.ls.lwebsender.com.br