Robtex

Up: 212.166.6.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.166.6.0/25
Down right: 212.166.6.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.166.6.14	PTR	212-166-6-14.win.be
212.166.6.14	A	mail.agriphar.com
212.166.6.14	A	mail2.agriphar.com
212.166.6.28	A+PTR	mail.bonten.com
212.166.6.36	PTR	mail.vivaqua.be
212.166.6.36	A	mail.hydrobru.be
212.166.6.36	A	mail.biwd.be
212.166.6.40	A+PTR	212-166-6-40.win.be
212.166.6.40	A	www.vivaqua.be
212.166.6.47	A+PTR	212-166-6-47.win.be
212.166.6.47	A	mail1.vivaqua.be
212.166.6.52	A+PTR	212-166-6-52.win.be
212.166.6.52	A	mail2.vivaqua.be
212.166.6.54	PTR	212-166-6-54.win.be
212.166.6.54	A	vpn.vivaqua.be
212.166.6.59	PTR	212-166-6-59.win.be
212.166.6.59	A	autodiscover.vivaqua.be
212.166.6.67	A+PTR	mail.speos.be
212.166.6.69	PTR	212-166-6-69.win.be
212.166.6.82	A+PTR	212-166-6-82.win.be
212.166.6.82	A	www.speos-esp.be
212.166.6.82	A	www.speos-esp.com
212.166.6.84	PTR	212-166-6-84.win.be
212.166.6.84	A	www.partner-dsp.com
212.166.6.84	A	partner-dsp.com
212.166.6.90	A+PTR	212-166-6-90.win.be
212.166.6.90	A	e-invoice-orange.be
212.166.6.90	A	doc.e-invoice-mobistar.be
212.166.6.91	A	www.myspeos.be
212.166.6.130	A	mail.intradel.be
212.166.6.131	PTR	212-166-6-131.win.be
212.166.6.131	A	www.intradel.be
212.166.6.131	A	www.uvelia.be
212.166.6.160	A+PTR	212-166-6-160.win.be
212.166.6.160	A	www.cosucra.com
212.166.6.160	A	swelite-cosucra.com
212.166.6.167	A	212-166-6-167.win.be
212.166.6.167	A	mail.cosucra.com
212.166.6.168	A+PTR	212-166-6-168.win.be
212.166.6.168	A	smtp.cosucra.com
212.166.6.181	PTR	212-166-6-181.win.be
212.166.6.181	A	mail2.flw.be
212.166.6.181	A	www.flw.be
212.166.6.182	A	ssl.flw.be
212.166.6.185	PTR	212-166-6-185.win.be
212.166.6.185	A	flw.be
212.166.6.195	A+PTR	212-166-6-195.win.be
212.166.6.200	PTR	212-166-6-200.win.be
212.166.6.200	A	outsourcing-development.com
212.166.6.238	A+PTR	212-166-6-238.win.be