Robtex

Up: 80.89.136.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 80.89.136.0/25
Down right: 80.89.136.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.89.136.2	A+PTR	lib.omgups.ru
80.89.136.2	A+PTR	www.omgups.ru
80.89.136.2	A	xn--h1aakhx.xn--p1ai
80.89.136.3	A+PTR	bibl.omgups.ru
80.89.136.4	A	do.omgups.ru
80.89.136.5	A	mail.omgups.ru
80.89.136.6	A+PTR	ftp.omgups.ru
80.89.136.10	A+PTR	srv-gate.omgups.ru