Robtex

Up: 78.186.48.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 78.186.49.0/25
Down right: 78.186.49.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
78.186.49.1	PTR	78.186.49.1.dynamic.ttnet.com.tr
78.186.49.5	PTR	78.186.49.5.dynamic.ttnet.com.tr
78.186.49.6	PTR	78.186.49.6.dynamic.ttnet.com.tr
78.186.49.8	PTR	78.186.49.8.dynamic.ttnet.com.tr
78.186.49.9	PTR	78.186.49.9.dynamic.ttnet.com.tr
78.186.49.12	PTR	78.186.49.12.dynamic.ttnet.com.tr
78.186.49.13	PTR	78.186.49.13.dynamic.ttnet.com.tr
78.186.49.16	PTR	78.186.49.16.dynamic.ttnet.com.tr
78.186.49.17	PTR	78.186.49.17.dynamic.ttnet.com.tr
78.186.49.18	PTR	78.186.49.18.dynamic.ttnet.com.tr
78.186.49.19	PTR	mail2.intermobil.com.tr
78.186.49.20	PTR	78.186.49.20.dynamic.ttnet.com.tr
78.186.49.31	PTR	78.186.49.31.dynamic.ttnet.com.tr
78.186.49.33	PTR	78.186.49.33.dynamic.ttnet.com.tr
78.186.49.35	PTR	78.186.49.35.dynamic.ttnet.com.tr
78.186.49.37	PTR	78.186.49.37.dynamic.ttnet.com.tr
78.186.49.39	PTR	78.186.49.39.dynamic.ttnet.com.tr
78.186.49.41	PTR	78.186.49.41.dynamic.ttnet.com.tr
78.186.49.42	PTR	78.186.49.42.dynamic.ttnet.com.tr
78.186.49.43	A+PTR	mail.vegaship.com
78.186.49.45	PTR	78.186.49.45.dynamic.ttnet.com.tr
78.186.49.46	PTR	78.186.49.46.dynamic.ttnet.com.tr
78.186.49.49	PTR	78.186.49.49.dynamic.ttnet.com.tr
78.186.49.50	PTR	78.186.49.50.dynamic.ttnet.com.tr
78.186.49.54	PTR	78.186.49.54.dynamic.ttnet.com.tr
78.186.49.55	PTR	78.186.49.55.dynamic.ttnet.com.tr
78.186.49.56	PTR	78.186.49.56.static.ttnet.com.tr
78.186.49.57	PTR	78.186.49.57.dynamic.ttnet.com.tr
78.186.49.58	PTR	78.186.49.58.dynamic.ttnet.com.tr
78.186.49.69	PTR	78.186.49.69.dynamic.ttnet.com.tr
78.186.49.72	PTR	78.186.49.72.dynamic.ttnet.com.tr
78.186.49.75	PTR	78.186.49.75.dynamic.ttnet.com.tr
78.186.49.86	PTR	78.186.49.86.dynamic.ttnet.com.tr
78.186.49.90	PTR	78.186.49.90.dynamic.ttnet.com.tr
78.186.49.91	PTR	78.186.49.91.dynamic.ttnet.com.tr
78.186.49.94	PTR	78.186.49.94.dynamic.ttnet.com.tr
78.186.49.96	PTR	78.186.49.96.dynamic.ttnet.com.tr
78.186.49.99	PTR	78.186.49.99.dynamic.ttnet.com.tr
78.186.49.101	PTR	78.186.49.101.dynamic.ttnet.com.tr
78.186.49.104	PTR	78.186.49.104.dynamic.ttnet.com.tr
78.186.49.107	PTR	78.186.49.107.dynamic.ttnet.com.tr
78.186.49.108	PTR	78.186.49.108.dynamic.ttnet.com.tr
78.186.49.110	PTR	78.186.49.110.dynamic.ttnet.com.tr
78.186.49.112	A+PTR	smtp2.emtra.com
78.186.49.112	A	smtp2.emtrasocialem.com
78.186.49.113	PTR	78.186.49.113.dynamic.ttnet.com.tr
78.186.49.114	PTR	78.186.49.114.static.ttnet.com.tr
78.186.49.127	PTR	78.186.49.127.dynamic.ttnet.com.tr
78.186.49.128	PTR	78.186.49.128.dynamic.ttnet.com.tr
78.186.49.129	PTR	78.186.49.129.dynamic.ttnet.com.tr
78.186.49.144	PTR	78.186.49.144.dynamic.ttnet.com.tr
78.186.49.149	PTR	78.186.49.149.dynamic.ttnet.com.tr
78.186.49.152	PTR	78.186.49.152.dynamic.ttnet.com.tr
78.186.49.152	A	adslmail.hepkon.com.tr
78.186.49.160	PTR	78.186.49.160.dynamic.ttnet.com.tr
78.186.49.166	PTR	78.186.49.166.dynamic.ttnet.com.tr
78.186.49.167	PTR	78.186.49.167.dynamic.ttnet.com.tr
78.186.49.169	PTR	78.186.49.169.dynamic.ttnet.com.tr
78.186.49.172	PTR	78.186.49.172.dynamic.ttnet.com.tr
78.186.49.173	PTR	78.186.49.173.dynamic.ttnet.com.tr
78.186.49.176	PTR	78.186.49.176.dynamic.ttnet.com.tr
78.186.49.179	PTR	78.186.49.179.dynamic.ttnet.com.tr
78.186.49.181	PTR	78.186.49.181.dynamic.ttnet.com.tr
78.186.49.183	PTR	78.186.49.183.dynamic.ttnet.com.tr
78.186.49.185	PTR	78.186.49.185.dynamic.ttnet.com.tr
78.186.49.191	PTR	78.186.49.191.dynamic.ttnet.com.tr
78.186.49.195	PTR	78.186.49.195.dynamic.ttnet.com.tr
78.186.49.196	PTR	78.186.49.196.dynamic.ttnet.com.tr
78.186.49.198	PTR	78.186.49.198.dynamic.ttnet.com.tr
78.186.49.199	A	momentsoft.com
78.186.49.199	A	yalcintekstil.com.tr
78.186.49.199	A	mail.momentsoft.com
78.186.49.201	PTR	78.186.49.201.dynamic.ttnet.com.tr
78.186.49.211	PTR	78.186.49.211.dynamic.ttnet.com.tr
78.186.49.219	PTR	78.186.49.219.dynamic.ttnet.com.tr
78.186.49.222	PTR	78.186.49.222.dynamic.ttnet.com.tr
78.186.49.224	PTR	78.186.49.224.dynamic.ttnet.com.tr
78.186.49.224	A	mail.sariogludnz.com
78.186.49.227	PTR	78.186.49.227.dynamic.ttnet.com.tr
78.186.49.229	PTR	78.186.49.229.dynamic.ttnet.com.tr
78.186.49.233	PTR	78.186.49.233.dynamic.ttnet.com.tr
78.186.49.235	PTR	78.186.49.235.dynamic.ttnet.com.tr
78.186.49.238	PTR	78.186.49.238.dynamic.ttnet.com.tr
78.186.49.242	PTR	78.186.49.242.dynamic.ttnet.com.tr
78.186.49.243	PTR	78.186.49.243.dynamic.ttnet.com.tr
78.186.49.244	PTR	78.186.49.244.dynamic.ttnet.com.tr
78.186.49.250	PTR	78.186.49.250.dynamic.ttnet.com.tr
78.186.49.251	PTR	78.186.49.251.dynamic.ttnet.com.tr