Robtex

Up: 212.3.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 212.3.224.0/21
Down right: 212.3.232.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.3.224.0	PTR	unknown.level3.net
212.3.224.32	PTR	unknown.level3.net
212.3.224.38	A	dnet0.mail2.brussels1.eu.level3.net
212.3.224.40	A	dnet0.mail4.brussels1.eu.level3.net
212.3.224.71	A	dnet1.mail3.brussels1.eu.level3.net
212.3.224.111	A	resolver1.brussels1.eu.level3.net
212.3.224.115	A+PTR	ns09.customer.eu.level3.net
212.3.224.116	A	ns10.customer.eu.level3.net
212.3.225.226	A	www.pmtc.be
212.3.226.26	A	host026.212-3-226.rev.eu.terremark.com
212.3.226.29	A	relay.sherpa.be
212.3.226.64	PTR	host064.212-3-226.rev.eu.terremark.com
212.3.226.64	A	messagent.wdm.nl
212.3.226.64	A	favours.nl
212.3.226.65	PTR	messagentmail.wdm.nl
212.3.226.67	PTR	host067.212-3-226.rev.eu.terremark.com
212.3.226.139	A	tcbemail2.ivector.co.uk
212.3.226.192	A+PTR	host192.212-3-226.rev.eu.terremark.com
212.3.226.212	A	host212.212-3-226.rev.eu.terremark.com
212.3.226.218	A	mail.jameselles.org
212.3.226.218	A	mail.jameselles.com
212.3.227.16	PTR	host016.212-3-227.rev.eu.terremark.com
212.3.227.16	A	talenteconomy.be
212.3.227.16	A	talenteconomie.be
212.3.227.18	PTR	host018.212-3-227.rev.eu.terremark.com
212.3.227.88	A	host088.212-3-227.rev.eu.terremark.com
212.3.228.105	A	105.228.3.212.zylom.net
212.3.228.113	A	mailer03.gamehouse.eu
212.3.228.115	A	vrouweninternet.nl
212.3.228.115	A	*.vrouweneninternet.com
212.3.228.115	A	internetenvrouwen.com
212.3.234.50	PTR	videohouse.bar2.brussels1.level3.net
212.3.234.50	A	mx.alltv4eu.com
212.3.234.74	A	verixi-sprl.bar2.brussels1.level3.net
212.3.234.106	A	rtbf-radio.bar2.brussels1.level3.net
212.3.234.210	PTR	itaf.bar2.brussels1.level3.net
212.3.234.210	A	verixi-sprl.bar2.brussels1.level3.net
212.3.234.218	A	rtbf.radio.freecaster.net
212.3.234.219	A	rtbf.radio.freecaster.net
212.3.234.225	PTR	unknown.level3.net
212.3.235.2	PTR	ipmgr301-l3.bxl.dedigate.com
212.3.235.170	A+PTR	emirates-in.bear1.unitedarabemirates3.level3.net
212.3.235.174	A+PTR	emirates-in.bear1.unitedarabemirates3.level3.net
212.3.235.205	A+PTR	lag-106.ear3.paris1.level3.net
212.3.235.234	A+PTR	diabolocom.ear1.paris1.level3.net
212.3.235.254	A+PTR	aruba-spa.ear2.paris1.level3.net
212.3.237.30	A	telenet-nv.bar1.brussels1.level3.net
212.3.237.41	A	ae52.bar2.brussels1.level3.net
212.3.237.46	A	verixi-sprl.bar2.brussels1.level3.net
212.3.237.70	A	verixi-sprl.bar2.brussels1.level3.net
212.3.237.94	A	astralus-b.bar1.brussels1.level3.net
212.3.237.98	A+PTR	verixi-sprl.bar2.brussels1.level3.net
212.3.237.254	A	verixi-sprl.bar2.brussels1.level3.net
212.3.238.46	A	nordnet.bar1.brussels1.level3.net
212.3.238.62	A+PTR	st.jude-med.bar1.brussels1.level3.net
212.3.238.74	PTR	crh-nederla.bar1.brussels1.level3.net
212.3.238.106	A+PTR	st.jude-med.bar1.brussels1.level3.net
212.3.238.162	A+PTR	valve-corpo.bar1.brussels1.level3.net
212.3.238.170	A	valve-corpo.bar1.brussels1.level3.net