Robtex

Up: 185.15.216.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.15.220.0/23
Down right: 185.15.222.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.15.220.23	PTR	nld-ema-1cr-rtr-3.nwk.jwm2.net
185.15.220.40	A	e.core.branchservices.net
185.15.220.40	A	core.branchservices.net
185.15.220.40	A	ns5.jw.org
185.15.220.50	A	mail.branchservices.net
185.15.220.50	A	mail.watchtower.net
185.15.220.50	A	mail.watchtower.org
185.15.220.250	PTR	nld-ema-1cr-rtr-1.nwk.jwm2.net