Robtex

Up: 185.50.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.50.128.0/23
Down right: 185.50.130.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.50.128.161	A+PTR	portal.lessonia.com
185.50.128.161	A	lessonia.com
185.50.129.1	A	mail2.triangle37.fr
185.50.129.1	A	triangle37.fr
185.50.129.135	A	mail1.a-lookup.com
185.50.129.169	PTR	169-129.50.185.intermediasud.com
185.50.129.169	A	sbs.vannes.aeroport.fr
185.50.129.176	PTR	176-129.50.185.intermediasud.com
185.50.129.176	A	ch-soissons.fr
185.50.129.177	PTR	177-129.50.185.intermediasud.com
185.50.129.177	A	mib.ch-soissons.fr
185.50.130.1	A	gedyco.com
185.50.130.46	A	mailhost.blavait.fr
185.50.130.62	A	zimbra.axel-pro.fr
185.50.130.62	A	zimbra.axel-loc.com
185.50.130.158	A	ereservices.com
185.50.131.70	A	mail.ibloopro.com
185.50.131.75	A	ecs.blueservices.fr
185.50.131.76	A+PTR	mail.ibloopro.fr
185.50.131.76	A+PTR	mail.caloria.fr
185.50.131.76	A+PTR	zimbra.blueinfra.fr
185.50.131.130	A+PTR	mail.ibloo.fr
185.50.131.130	PTR	zimbra.blueinfra.fr
185.50.131.130	PTR	mail.caloria.fr