Robtex

Up: 213.74.18.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.74.19.0/25
Down right: 213.74.19.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.74.19.53	PTR	host-213-74-19-53.superonline.net
213.74.19.53	A	mail.cocukoloji.com
213.74.19.53	A	cocukoloji.com
213.74.19.59	PTR	host-213-74-19-59.superonline.net
213.74.19.59	A	mail.drismetgun.com
213.74.19.59	A	mail.aydinveysi.com
213.74.19.66	PTR	host-213-74-19-66.superonline.net
213.74.19.72	PTR	host-213-74-19-72.superonline.net
213.74.19.75	PTR	host-213-74-19-75.superonline.net
213.74.19.247	PTR	host-213-74-19-247.superonline.net
213.74.19.250	PTR	host-213-74-19-250.superonline.net