Robtex

Up: 90.189.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 90.189.224.0/20
Down right: 90.189.240.0/20

IP	Type	Hostname
90.189.226.203	PTR	ws.90.189.226.203.nsk.sibirtelecom.ru
90.189.230.131	PTR	ws.90.189.230.131.nsk.sibirtelecom.ru
90.189.230.227	PTR	ws.90.189.230.227.nsk.sibirtelecom.ru
90.189.232.1	PTR	b-internet.90.189.232.1.snt.ru
90.189.234.98	PTR	b-internet.90.189.234.98.snt.ru
90.189.237.44	PTR	b-internet.90.189.237.44.snt.ru
90.189.238.235	PTR	b-internet.90.189.238.235.snt.ru
90.189.240.40	PTR	b-internet.90.189.240.40.snt.ru
90.189.243.246	PTR	b-internet.90.189.243.246.snt.ru
90.189.250.200	PTR	b-internet.90.189.250.200.snt.ru
90.189.250.202	PTR	b-internet.90.189.250.202.snt.ru
90.189.254.146	A	ns2.tivanz.ru
90.189.255.249	PTR	b-internet.90.189.255.249.snt.ru
90.189.255.255	PTR	b-internet.90.189.255.255.snt.ru