Robtex

Up: 212.57.16.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.57.17.0/25
Down right: 212.57.17.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.57.17.3	PTR	asy3.asy17.tellcom.com.tr
212.57.17.10	PTR	host-212-57-17-10.reverse.superonline.net
212.57.17.34	PTR	host-212-57-17-34.reverse.superonline.net
212.57.17.66	PTR	host-212-57-17-66.reverse.superonline.net
212.57.17.67	PTR	host-212-57-17-67.reverse.superonline.net
212.57.17.67	A	ns01.kultur.k12.tr
212.57.17.67	A	ns02.kultur.k12.tr
212.57.17.68	A+PTR	webmail.kultur.k12.tr
212.57.17.69	A+PTR	norton.kultur.k12.tr
212.57.17.70	A	okulnet.kultur.k12.tr
212.57.17.83	A+PTR	kionya.inanmakina.com
212.57.17.98	PTR	host-212-57-17-98.reverse.superonline.net
212.57.17.100	PTR	host-212-57-17-100.reverse.superonline.net
212.57.17.100	A	ns2.iskoop.org
212.57.17.101	PTR	iskoop.org
212.57.17.101	A+PTR	mx.iskoop.org
212.57.17.101	A	mail.iskoop.org
212.57.17.102	A	www.iskoop.org
212.57.17.106	PTR	asy106.asy17.tellcom.com.tr
212.57.17.106	A	timesaat.com
212.57.17.115	PTR	host-212-57-17-115.reverse.superonline.net
212.57.17.125	A+PTR	mail.kadifeteks.com
212.57.17.126	A	mail.rehaerdag.com
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