Robtex

Up: 212.57.17.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 212.57.17.128/26
Down right: 212.57.17.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.57.17.145	PTR	host-212-57-17-145.reverse.superonline.net
212.57.17.146	PTR	host-212-57-17-146.reverse.superonline.net
212.57.17.149	PTR	host-212-57-17-149.reverse.superonline.net
212.57.17.154	PTR	mailgw2.ekofms.com
212.57.17.154	A+PTR	mailgw2.suzer.com
212.57.17.154	A+PTR	mailgw2.kentfactoring.com.tr
212.57.17.162	PTR	host-212-57-17-162.reverse.superonline.net
212.57.17.186	PTR	host-212-57-17-186.reverse.superonline.net
212.57.17.195	PTR	mail.bogazici.com.tr
212.57.17.202	A+PTR	mx1.formgroup.com
212.57.17.202	A	mx1.formsolar.com
212.57.17.202	A	mail.formsolar.com
212.57.17.203	A	mx1.formsistem.com
212.57.17.203	A	mail.formsistem.com
212.57.17.229	PTR	asy229.asy17.tellcom.com.tr
212.57.17.229	A	basari-textile.com
212.57.17.229	A	mx.glassmaker.org
212.57.17.231	PTR	asy231.asy17.tellcom.com.tr
212.57.17.231	A	kodmutfagi.com
212.57.17.231	A	kodmutfagi.org
212.57.17.235	A	mx.reportback.ca
212.57.17.235	A	bizimsokak.com