Robtex

Up: 172.87.40.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 172.87.40.0/25
Down right: 172.87.40.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
172.87.40.131	PTR	172.87.40-131.bloomip.com
172.87.40.131	A	l0xbanking.com
172.87.40.131	A	xn--10xbnking-31a.com
172.87.40.144	PTR	172.87.40-144.bloomip.com
172.87.40.144	A	speedtest-avl-public.bloomip.com