Robtex

Up: 213.74.20.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.74.21.0/25
Down right: 213.74.21.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.74.21.26	PTR	host-213-74-21-26.superonline.net
213.74.21.26	A	haydigulumse.org.tr
213.74.21.26	A	www.haydigulumse.org.tr
213.74.21.58	A	s3.webzonetr.com
213.74.21.58	A	razo2.net
213.74.21.66	PTR	mx2.solfix.net
213.74.21.69	PTR	zimbra.parksigorta.com
213.74.21.69	A	mail.nohutlupilav.com
213.74.21.72	PTR	webmail.solfix.net
213.74.21.72	A	turkeri-law.com
213.74.21.80	PTR	host-213-74-21-80.superonline.net
213.74.21.80	A	shuanda.net
213.74.21.80	A	mail.suanda.net
213.74.21.81	PTR	mail.parksigorta.com
213.74.21.81	A	mail.parkenerji.com
213.74.21.81	A	webmail.cinergroup.com.tr
213.74.21.89	PTR	mail.solfix.com
213.74.21.89	A	mail.derginiz.com
213.74.21.89	A	smtp.atlantistourism.com
213.74.21.90	PTR	mail.solfix.net
213.74.21.90	A	optimumpr.com.tr
213.74.21.94	PTR	mail.turkposta.com
213.74.21.94	A	acikalan.com
213.74.21.94	A	parlakfikir.com