Robtex

Up: 212.174.54.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.174.54.0/25
Down right: 212.174.54.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.174.54.0	PTR	212.174.54.0.static.ttnet.com.tr
212.174.54.4	PTR	212.174.54.4.dynamic.ttnet.com.tr
212.174.54.14	PTR	212.174.54.14.static.ttnet.com.tr
212.174.54.15	PTR	212.174.54.15.static.ttnet.com.tr
212.174.54.17	PTR	212.174.54.17.static.ttnet.com.tr
212.174.54.18	PTR	212.174.54.18.static.ttnet.com.tr
212.174.54.35	PTR	212.174.54.35.dynamic.ttnet.com.tr
212.174.54.35	A	erbay-srv.erbayaluminyum.com.tr
212.174.54.41	PTR	212.174.54.41.static.ttnet.com.tr
212.174.54.48	PTR	212.174.54.48.static.ttnet.com.tr
212.174.54.50	PTR	212.174.54.50.dynamic.ttnet.com.tr
212.174.54.51	PTR	212.174.54.51.static.ttnet.com.tr
212.174.54.53	PTR	212.174.54.53.static.ttnet.com.tr
212.174.54.64	PTR	212.174.54.64.static.ttnet.com.tr
212.174.54.69	PTR	212.174.54.69.static.ttnet.com.tr
212.174.54.88	PTR	212.174.54.88.static.ttnet.com.tr
212.174.54.88	A	mx1.altintepe.com
212.174.54.88	A	plastmetkalip.com
212.174.54.104	PTR	212.174.54.104.dynamic.ttnet.com.tr
212.174.54.107	PTR	212.174.54.107.static.ttnet.com.tr
212.174.54.116	PTR	212.174.54.116.static.ttnet.com.tr
212.174.54.121	PTR	212.174.54.121.static.ttnet.com.tr
212.174.54.121	A	arst.com.tr
212.174.54.121	A	vidolu.com
212.174.54.125	PTR	212.174.54.125.static.ttnet.com.tr
212.174.54.131	PTR	212.174.54.131.static.ttnet.com.tr
212.174.54.131	A	mail.thyssen-asansor.com.tr
212.174.54.132	PTR	212.174.54.132.static.ttnet.com.tr
212.174.54.136	A	mail.canayboya.com
212.174.54.138	PTR	212.174.54.138.static.ttnet.com.tr
212.174.54.150	PTR	212.174.54.150.static.ttnet.com.tr
212.174.54.158	PTR	212.174.54.158.static.ttnet.com.tr
212.174.54.162	PTR	mail.escon.com.tr
212.174.54.168	PTR	212.174.54.168.static.ttnet.com.tr
212.174.54.183	PTR	212.174.54.183.static.ttnet.com.tr
212.174.54.198	PTR	212.174.54.198.static.ttnet.com.tr
212.174.54.232	PTR	212.174.54.232.static.ttnet.com.tr
212.174.54.233	PTR	212.174.54.233.dynamic.ttnet.com.tr
212.174.54.235	PTR	212.174.54.235.dynamic.ttnet.com.tr
212.174.54.238	PTR	212.174.54.238.dynamic.ttnet.com.tr
212.174.54.243	A	mail.netbilbilgisayar.com
212.174.54.243	A	netbilbilgisayar.com
212.174.54.246	PTR	212.174.54.246.static.ttnet.com.tr
212.174.54.253	PTR	212.174.54.253.static.ttnet.com.tr
212.174.54.254	PTR	212.174.54.254.static.ttnet.com.tr