Robtex

Up: 216.104.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 216.104.16.0/21
Down right: 216.104.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.104.19.25	A	cluster-mx01.trendmicro-europe.com
216.104.20.9	PTR	imhs.trendmicro.eu
216.104.20.11	A	safesync.de
216.104.20.11	A	securityopinions.com
216.104.20.11	A	simplysecurity.com
216.104.20.13	A	www.trendmicroupdate.com
216.104.20.16	PTR	in01.mx.trendmicro.eu
216.104.20.16	A	mail.ebster-bau.at
216.104.20.16	A	mx1.psd-net.co.uk
216.104.20.17	PTR	in02.mx.trendmicro.eu
216.104.20.17	A	in.mx.trendmicro.de
216.104.20.17	A	imhs.horizons-alu.com
216.104.20.18	PTR	in03.mx.trendmicro.eu
216.104.20.18	A	in.mx.trendmicro.de
216.104.20.18	A	imhs.horizons-alu.com
216.104.20.19	PTR	in04.mx.trendmicro.eu
216.104.20.19	A	in.mx.trendmicro.de
216.104.20.19	A	imhs.horizons-alu.com
216.104.20.24	A	securityopinions.com
216.104.20.37	A+PTR	conserv1.muc.mx.trendmicro.com
216.104.20.42	A	identum02.mx.trendmicro.eu
216.104.20.43	A	identum03.mx.trendmicro.eu
216.104.20.49	A	edc2vmout05.edc.trendmicro.com
216.104.20.51	A	edc2vmusweb01.trendidc.net
216.104.20.51	A	trendidc.net
216.104.20.52	A	trendidc.net
216.104.20.54	A	ns1.sdi.trendmicro.eu
216.104.20.96	A	edc2-itpf-01.edc.trendmicro.com
216.104.20.120	A	notificationeu.trendmicro.com
216.104.20.121	A+PTR	nsadmineu1.notification.trendmicro.com
216.104.20.124	A	rissp.com
216.104.20.132	A	edc2-itpf-02.edc.trendmicro.com
216.104.20.133	A	edc2-itpf-03.edc.trendmicro.com
216.104.20.134	A	edc2-itpf-04.edc.trendmicro.com
216.104.20.158	A+PTR	edc2-tmns01.trendidc.net
216.104.20.158	PTR	edc2-tmns01.trendmicro.com
216.104.20.159	A	edc2-tmns02.trendidc.net
216.104.20.161	A	frweb01.trendmicro.fr
216.104.20.177	PTR	www.trendmicro.fr
216.104.20.180	A+PTR	monit.mx.trendmicro.eu
216.104.20.189	A	www.antivirus.de
216.104.20.189	A	pl.trendmicro-europe.com
216.104.20.189	A	pc-cillin.de
216.104.20.200	A+PTR	edc2vmmail02.edc.trendmicro.com
216.104.20.200	A+PTR	edcmail03.edc.trendmicro.com
216.104.20.200	A	edcmail01.edc.trendmicro.com
216.104.20.202	PTR	edc2vmextmail01.edc.trendmicro.com
216.104.20.202	A	mail.wolli-weiss-was.com
216.104.20.212	A+PTR	edc2vmmail01.edc.trendmicro.com
216.104.20.212	A	edcmail02.edc.trendmicro.com
216.104.20.214	A	edc2vmexbh01.edc.trendmicro.com
216.104.20.215	A	owa.edc.trendmicro.com
216.104.24.48	A	www.trendmicroaffinity.com
216.104.24.100	A	tmns4.trendmicro.com
216.104.27.17	PTR	imhs.trendmicro.eu
216.104.29.35	A+PTR	orpheus.av-emea.com
216.104.29.35	A	www.av-emea.net
216.104.29.36	A+PTR	hugo.tmlab.de
216.104.29.36	A+PTR	mail.tmlab.de