Robtex

Up: 88.249.90.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 88.249.90.0/25
Down right: 88.249.90.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
88.249.90.5	PTR	88.249.90.5.static.ttnet.com.tr
88.249.90.9	PTR	88.249.90.9.static.ttnet.com.tr
88.249.90.13	PTR	88.249.90.13.static.ttnet.com.tr
88.249.90.14	PTR	88.249.90.14.static.ttnet.com.tr
88.249.90.15	PTR	88.249.90.15.static.ttnet.com.tr
88.249.90.16	PTR	88.249.90.16.static.ttnet.com.tr
88.249.90.18	PTR	88.249.90.18.static.ttnet.com.tr
88.249.90.20	PTR	88.249.90.20.dynamic.ttnet.com.tr
88.249.90.22	PTR	88.249.90.22.dynamic.ttnet.com.tr
88.249.90.24	PTR	88.249.90.24.static.ttnet.com.tr
88.249.90.28	PTR	88.249.90.28.static.ttnet.com.tr
88.249.90.29	PTR	88.249.90.29.static.ttnet.com.tr
88.249.90.35	PTR	88.249.90.35.static.ttnet.com.tr
88.249.90.37	PTR	88.249.90.37.dynamic.ttnet.com.tr
88.249.90.37	A	mail3.trimland.com
88.249.90.37	A	mail2.trimland.com
88.249.90.38	PTR	88.249.90.38.static.ttnet.com.tr
88.249.90.40	PTR	88.249.90.40.static.ttnet.com.tr
88.249.90.41	PTR	88.249.90.41.static.ttnet.com.tr
88.249.90.42	PTR	88.249.90.42.static.ttnet.com.tr
88.249.90.45	PTR	88.249.90.45.dynamic.ttnet.com.tr
88.249.90.50	PTR	88.249.90.50.static.ttnet.com.tr
88.249.90.52	PTR	88.249.90.52.static.ttnet.com.tr
88.249.90.55	PTR	88.249.90.55.static.ttnet.com.tr
88.249.90.57	PTR	88.249.90.57.static.ttnet.com.tr
88.249.90.58	PTR	88.249.90.58.static.ttnet.com.tr
88.249.90.66	PTR	88.249.90.66.static.ttnet.com.tr
88.249.90.77	PTR	88.249.90.77.static.ttnet.com.tr
88.249.90.83	PTR	88.249.90.83.static.ttnet.com.tr
88.249.90.92	PTR	88.249.90.92.static.ttnet.com.tr
88.249.90.101	PTR	88.249.90.101.static.ttnet.com.tr
88.249.90.108	PTR	88.249.90.108.static.ttnet.com.tr
88.249.90.112	PTR	88.249.90.112.static.ttnet.com.tr
88.249.90.114	PTR	88.249.90.114.static.ttnet.com.tr
88.249.90.115	PTR	88.249.90.115.static.ttnet.com.tr
88.249.90.118	PTR	88.249.90.118.static.ttnet.com.tr
88.249.90.119	PTR	88.249.90.119.dynamic.ttnet.com.tr
88.249.90.127	PTR	88.249.90.127.static.ttnet.com.tr
88.249.90.130	PTR	88.249.90.130.static.ttnet.com.tr
88.249.90.132	PTR	88.249.90.132.static.ttnet.com.tr
88.249.90.133	PTR	88.249.90.133.static.ttnet.com.tr
88.249.90.136	PTR	88.249.90.136.static.ttnet.com.tr
88.249.90.138	PTR	88.249.90.138.static.ttnet.com.tr
88.249.90.141	PTR	88.249.90.141.dynamic.ttnet.com.tr
88.249.90.142	PTR	88.249.90.142.static.ttnet.com.tr
88.249.90.143	A	arisftp.com
88.249.90.144	PTR	88.249.90.144.static.ttnet.com.tr
88.249.90.147	PTR	88.249.90.147.static.ttnet.com.tr
88.249.90.151	PTR	88.249.90.151.static.ttnet.com.tr
88.249.90.154	PTR	88.249.90.154.static.ttnet.com.tr
88.249.90.159	PTR	88.249.90.159.dynamic.ttnet.com.tr
88.249.90.159	A	mail.aten.com.tr
88.249.90.160	PTR	88.249.90.160.static.ttnet.com.tr
88.249.90.163	PTR	88.249.90.163.static.ttnet.com.tr
88.249.90.171	PTR	88.249.90.171.static.ttnet.com.tr
88.249.90.178	PTR	88.249.90.178.static.ttnet.com.tr
88.249.90.178	A	mail2.cht.com.tr
88.249.90.194	PTR	88.249.90.194.static.ttnet.com.tr
88.249.90.196	PTR	88.249.90.196.static.ttnet.com.tr
88.249.90.197	PTR	88.249.90.197.static.ttnet.com.tr
88.249.90.198	PTR	88.249.90.198.static.ttnet.com.tr
88.249.90.199	PTR	88.249.90.199.dynamic.ttnet.com.tr
88.249.90.207	PTR	88.249.90.207.static.ttnet.com.tr
88.249.90.210	PTR	88.249.90.210.static.ttnet.com.tr
88.249.90.211	PTR	88.249.90.211.static.ttnet.com.tr
88.249.90.214	PTR	88.249.90.214.static.ttnet.com.tr
88.249.90.215	PTR	88.249.90.215.dynamic.ttnet.com.tr
88.249.90.227	PTR	88.249.90.227.static.ttnet.com.tr
88.249.90.228	PTR	88.249.90.228.dynamic.ttnet.com.tr
88.249.90.228	A	artan.com.tr
88.249.90.228	A	uniball.com.tr
88.249.90.238	PTR	88.249.90.238.static.ttnet.com.tr
88.249.90.240	PTR	88.249.90.240.static.ttnet.com.tr
88.249.90.244	PTR	88.249.90.244.static.ttnet.com.tr
88.249.90.251	PTR	88.249.90.251.static.ttnet.com.tr
88.249.90.252	PTR	88.249.90.252.static.ttnet.com.tr