Robtex

Up: 212.5.50.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.5.50.0/25
Down right: 212.5.50.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.5.50.5	A	dgtserv.com
212.5.50.5	A	acl2013.org
212.5.50.5	A	ns2.dgtserv.com
212.5.50.9	A	mail.om-nix.net
212.5.50.9	A	om-nix.net
212.5.50.9	A	ns1.om-nix.net
212.5.50.10	PTR	ip-50-10.sofia-connect.net
212.5.50.10	A	ns2.pirinhouse.com
212.5.50.10	A	mail.pirinhouse.com
212.5.50.12	PTR	ip-50-12.sofia-connect.net
212.5.50.12	A	c0nfig.com
212.5.50.111	PTR	ip-50-111.sofia-connect.net
212.5.50.111	A	pregledche.com
212.5.50.111	A	tsarski-imoti.com