Robtex

Up: 212.51.188.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.51.189.0/25
Down right: 212.51.189.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.51.189.65	A+PTR	mx1.cg77.fr
212.51.189.65	A	ns1.departement77.fr
212.51.189.65	A	ns1.cg77.fr
212.51.189.68	A	mail.departement77.fr
212.51.189.68	A	mail.cg77.fr
212.51.189.86	A	leadsmachine.fr
212.51.189.98	A+PTR	mailhost.autogyre.fr
212.51.189.148	A	srv2-ecs-group.ma
212.51.189.148	A	ns2.ecs-group.com
212.51.189.154	A+PTR	mail02.econocom.com
212.51.189.154	A	mx2.econocom-osiatis.com
212.51.189.180	A	webadmin.ecs-securite.eu
212.51.189.187	A	webadmin.ecs-securite.eu
212.51.189.197	A	baroux.net
212.51.189.218	A+PTR	mail2.ch-nemours.fr
212.51.189.244	A	subligraphie.com
212.51.189.244	A	subligraphie.fr
212.51.189.244	A	subligraphie.eu
212.51.189.246	A	www.graphic-reseau.com
212.51.189.248	A	www.silverfast.fr
212.51.189.249	A	www.allpdf.com
212.51.189.251	A+PTR	smtp.graphic-reseau.fr
212.51.189.252	A+PTR	smtp.graphic-reseau.com
212.51.189.252	A	mail.graphic-reseau.com