Robtex

Up: 87.121.146.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 87.121.147.0/25
Down right: 87.121.147.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.121.147.94	PTR	dhcp-94.net1.bg
87.121.147.147	PTR	customer.87-121-147-147.static.illusion.bg
87.121.147.157	A	ns1.webmammy.com
87.121.147.157	A	webmammy.com
87.121.147.157	A	narra.tk
87.121.147.170	PTR	dhcp-170.net1.bg