Robtex

Up: 83.137.48.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 83.137.48.0/25
Down right: 83.137.48.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.137.48.1	PTR	bgp-10.svnet.ru
83.137.48.2	PTR	ns1.svnet.ru
83.137.48.2	A	ns1.ruugle.ru
83.137.48.2	A	ns.visotka.ru
83.137.48.3	PTR	mail.svnet.ru
83.137.48.3	A	mail.viservice.ru
83.137.48.3	A	mail.masterlawyer.ru
83.137.48.4	PTR	83.137.48.4.svnet.ru
83.137.48.4	A	ns2.inkubator.su
83.137.48.4	A	ns2.force-10.ru
83.137.48.6	PTR	83.137.48.6.svnet.ru
83.137.48.6	A	ruugle.ru
83.137.48.6	A	masterlawyer.ru
83.137.48.12	PTR	83.137.48.12.svnet.ru
83.137.48.15	PTR	83.137.48.15.svnet.ru
83.137.48.16	PTR	83.137.48.16.svnet.ru
83.137.48.21	PTR	83.137.48.21.svnet.ru
83.137.48.31	PTR	83.137.48.31.svnet.ru
83.137.48.38	PTR	83.137.48.38.svnet.ru
83.137.48.47	PTR	83.137.48.47.svnet.ru
83.137.48.49	PTR	83.137.48.49.svnet.ru
83.137.48.61	PTR	83.137.48.61.svnet.ru
83.137.48.63	PTR	83.137.48.63.svnet.ru
83.137.48.65	PTR	83.137.48.65.svnet.ru
83.137.48.76	PTR	83.137.48.76.svnet.ru
83.137.48.76	A	mail.cablemen.ru
83.137.48.76	A	mailx.cablemen.ru
83.137.48.83	PTR	83.137.48.83.svnet.ru
83.137.48.102	PTR	83.137.48.102.svnet.ru
83.137.48.104	PTR	83.137.48.104.svnet.ru
83.137.48.105	PTR	83.137.48.105.svnet.ru
83.137.48.106	PTR	83.137.48.106.svnet.ru
83.137.48.107	PTR	83.137.48.107.svnet.ru
83.137.48.109	PTR	83.137.48.109.svnet.ru
83.137.48.114	PTR	83.137.48.114.svnet.ru
83.137.48.118	PTR	83.137.48.118.svnet.ru
83.137.48.119	PTR	83.137.48.119.svnet.ru
83.137.48.121	PTR	83.137.48.121.svnet.ru
83.137.48.125	PTR	83.137.48.125.svnet.ru
83.137.48.132	PTR	83.137.48.132.svnet.ru
83.137.48.133	PTR	83.137.48.133.svnet.ru
83.137.48.137	PTR	83.137.48.137.svnet.ru
83.137.48.144	PTR	83.137.48.144.svnet.ru
83.137.48.148	PTR	83.137.48.148.svnet.ru
83.137.48.153	PTR	83.137.48.153.svnet.ru
83.137.48.156	PTR	83.137.48.156.svnet.ru
83.137.48.159	PTR	83.137.48.159.svnet.ru
83.137.48.161	PTR	83.137.48.161.svnet.ru
83.137.48.168	PTR	83.137.48.168.svnet.ru
83.137.48.171	PTR	83.137.48.171.svnet.ru
83.137.48.175	PTR	83.137.48.175.svnet.ru
83.137.48.176	PTR	83.137.48.176.svnet.ru
83.137.48.186	PTR	83.137.48.186.svnet.ru
83.137.48.194	PTR	83.137.48.194.svnet.ru
83.137.48.195	PTR	83.137.48.195.svnet.ru
83.137.48.200	PTR	83.137.48.200.svnet.ru
83.137.48.202	PTR	svnet.ru
83.137.48.206	PTR	83.137.48.206.svnet.ru
83.137.48.207	PTR	83.137.48.207.svnet.ru
83.137.48.214	PTR	83.137.48.214.svnet.ru
83.137.48.219	PTR	83.137.48.219.svnet.ru
83.137.48.220	PTR	83.137.48.220.svnet.ru
83.137.48.226	PTR	83.137.48.226.svnet.ru
83.137.48.233	PTR	83.137.48.233.svnet.ru
83.137.48.234	PTR	83.137.48.234.svnet.ru
83.137.48.235	PTR	83.137.48.235.svnet.ru
83.137.48.236	PTR	83.137.48.236.svnet.ru
83.137.48.238	PTR	83.137.48.238.svnet.ru
83.137.48.240	PTR	83.137.48.240.svnet.ru
83.137.48.241	PTR	83.137.48.241.svnet.ru
83.137.48.253	PTR	83.137.48.253.svnet.ru
83.137.48.255	PTR	83.137.48.255.svnet.ru