Robtex

Up: 216.138.224.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.138.225.0/25
Down right: 216.138.225.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.138.225.21	PTR	ns1.celestinetech.com
216.138.225.22	PTR	mail.celestinetech.com
216.138.225.23	PTR	ns2.celestinetech.com
216.138.225.68	PTR	vasan.mailnet.on.ca
216.138.225.76	PTR	tyrbo.net
216.138.225.130	A	eagle.procom.ca
216.138.225.133	PTR	webmail.procom.ca
216.138.225.134	PTR	procommail.procom.ca
216.138.225.135	PTR	mail.procom.ca
216.138.225.136	A+PTR	mail.procomservices.com
216.138.225.136	A	mail.procomservices.us
216.138.225.137	A	mx1.procomservices.com
216.138.225.140	A	mail.procomsg.com
216.138.225.141	A	mx2.procomsg.com
216.138.225.142	A	mail.procomconsulting.nl
216.138.225.143	A	mx1.procomconsulting.nl
216.138.225.143	A	mail.neucostaffing.com
216.138.225.143	A	mail.rywick.com
216.138.225.144	PTR	mail.firstconsultantsgroup.com
216.138.225.144	A	mx1.firstconsultantgroup.com
216.138.225.144	A	mail.procomaf.com
216.138.225.145	A+PTR	mx1.firstconsultantsgroup.com
216.138.225.145	A	mx1.procomaf.com
216.138.225.146	A	mail.apcconline.com
216.138.225.147	A	mx1.apcconline.com
216.138.225.150	A+PTR	mail.flextrack.ca
216.138.225.150	A	mail.flextrack.net
216.138.225.151	A+PTR	mx1.flextrack.ca
216.138.225.151	A	mx1.flextrack.net
216.138.225.154	A+PTR	mail.keous.com
216.138.225.155	A+PTR	mx1.keous.com
216.138.225.156	A	mail.niadsystems.com
216.138.225.160	PTR	www.procom.ca
216.138.225.161	PTR	www.procomservices.com
216.138.225.161	A	procomservices.us
216.138.225.162	A+PTR	cits.procom.ca
216.138.225.163	A+PTR	www.flextrack.ca
216.138.225.165	A	procomsg.com
216.138.225.172	PTR	crm.procom.ca
216.138.225.175	A+PTR	www.firstconsultantsgroup.com
216.138.225.175	A	procomaf.com
216.138.225.175	A	procomaf.ca
216.138.225.186	A	mail.carh.ca
216.138.225.188	A	flextrack.com
216.138.225.192	A	procomservices.net
216.138.225.200	A	procomsg.ca
216.138.225.206	A	police4palliativecare.org
216.138.225.221	A	professionowl.com
216.138.225.221	A	professionowl.ca
216.138.225.230	A	flextrackservices.com
216.138.225.231	A	flextrackvms.com