Robtex

Up: 31.133.50.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 31.133.50.0/25
Down right: 31.133.50.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
31.133.50.40	A+PTR	mail.agrodon.su
31.133.50.40	A	www.agrodon.su
31.133.50.40	A	agrodon.su
31.133.50.50	A+PTR	31-133-50-50.usetele.com
31.133.50.50	A	www.sbu-inside.su
31.133.50.50	A	sbu-inside.su
31.133.50.51	A	gotovim24.ru