Robtex

Up: 176.53.2.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 176.53.3.0/25
Down right: 176.53.3.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
176.53.3.0	PTR	server-176.53.3.0.as42926.net
176.53.3.1	PTR	server-176.53.3.1.as42926.net
176.53.3.2	PTR	server-176.53.3.2.as42926.net
176.53.3.3	PTR	server-176.53.3.3.as42926.net
176.53.3.4	PTR	server-176.53.3.4.as42926.net
176.53.3.5	PTR	server-176.53.3.5.as42926.net
176.53.3.10	A+PTR	server-176.53.3.10.as42926.net
176.53.3.13	A+PTR	mail.tuliphotels.com.tr
176.53.3.26	PTR	pmg.academichospital.com.tr
176.53.3.27	A+PTR	server-176.53.3.27.as42926.net
176.53.3.30	A+PTR	server-176.53.3.30.as42926.net
176.53.3.30	A	doktorlaras.com
176.53.3.35	A+PTR	server-176.53.3.35.as42926.net
176.53.3.55	PTR	server-176.53.3.55.as42926.net
176.53.3.58	A+PTR	server-176.53.3.58.as42926.net
176.53.3.118	A+PTR	mail.itower.com.tr
176.53.3.139	PTR	server-176.53.3.139.as42926.net
176.53.3.139	A	nupeople.com.tr
176.53.3.139	A	backyardistanbul.com
176.53.3.141	PTR	server-176.53.3.141.as42926.net
176.53.3.141	A	mail.dasdas.com.tr
176.53.3.141	A	miracle.nupeople.com.tr
176.53.3.150	A+PTR	server-176.53.3.150.as42926.net
176.53.3.163	PTR	server-176.53.3.163.as42926.net
176.53.3.163	A	mail.alnusforex.com
176.53.3.163	A	mail.alnusfx.net
176.53.3.164	A	alnusforex.com
176.53.3.164	A	www.alnusforex.com
176.53.3.178	A	alnusfx.com
176.53.3.184	A	alnusyatirim.com
176.53.3.187	PTR	server-176.53.3.187.as42926.net
176.53.3.187	A	www.alnustv.com
176.53.3.187	A	alnustv.com
176.53.3.200	PTR	server-176.53.3.200.as42926.net
176.53.3.200	A	mail.teramenkul.com
176.53.3.212	A	trvarlikkiralama.com
176.53.3.219	A+PTR	server-176.53.3.219.as42926.net
176.53.3.219	A	terabrokers.com
176.53.3.219	A	www.teramenkul.com
176.53.3.220	A+PTR	server-176.53.3.220.as42926.net
176.53.3.220	A	mail.teramenkul.com
176.53.3.220	A	mx01.terayatirim.com
176.53.3.225	A+PTR	server-176.53.3.225.as42926.net
176.53.3.255	PTR	server-176.53.3.255.as42926.net