Robtex

Up: 213.74.52.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 213.74.54.0/24
Down right: 213.74.55.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.74.54.10	A+PTR	mail.nurunistanbul.com
213.74.54.10	PTR	mail.publicisbold.com
213.74.54.10	PTR	mail.publicishealthcareturkey.com
213.74.54.18	PTR	mail.starcom.com.tr
213.74.54.18	A	mail.smgturkey.com
213.74.54.35	A	ns3.kibarholding.com
213.74.54.65	PTR	host-213-74-54-65.superonline.net
213.74.54.65	A	ankarakart.com.tr
213.74.54.65	A	www.ankarakart.com.tr
213.74.54.138	PTR	host-213-74-54-138.superonline.net
213.74.54.148	PTR	host-213-74-54-148.superonline.net
213.74.54.170	PTR	host-213-74-54-170.superonline.net
213.74.54.170	A	formulunadi.com
213.74.54.181	PTR	host-213-74-54-181.superonline.net
213.74.54.181	A	technovatan.com.tr
213.74.54.198	PTR	host-213-74-54-198.superonline.net
213.74.54.198	A	mail.krnmimarlik.com
213.74.54.235	PTR	mail.dundasunlu.com
213.74.54.235	A	dundasunlupartners.com
213.74.54.235	A	*.duportfoy.com
213.74.55.42	PTR	host-213-74-55-42.superonline.net
213.74.55.51	A+PTR	mail.entegreharc.com
213.74.55.51	A+PTR	mail.entegreharc.com.tr
213.74.55.53	A	www.entegreharc.com
213.74.55.53	A	entegreharc.com
213.74.55.53	A	www.entegreharc.com.tr
213.74.55.112	PTR	host-213-74-55-112.superonline.net
213.74.55.174	PTR	alkoraluminyum.com.tr
213.74.55.174	A	mail.dkmekanik.com
213.74.55.174	A	mail.alkoraluminyum.com.tr
213.74.55.178	PTR	mail.cotecna.com.tr
213.74.55.198	PTR	alkoraluminyum.com.tr
213.74.55.212	PTR	mail.gun-ip.com
213.74.55.212	PTR	mail.dahaiyiyargi.org
213.74.55.212	PTR	mail2.gun.av.tr
213.74.55.214	PTR	host-213-74-55-214.superonline.net
213.74.55.214	A	www.guncepro.com
213.74.55.214	A	www.guncepro.com.tr
213.74.55.234	A	mail.c5electronics.com
213.74.55.250	PTR	host-213-74-55-250.superonline.net