Robtex

Up: 5.226.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.226.56.162	A	dns01.comms365.net
5.226.56.165	PTR	comms365.com
5.226.56.165	A	www.commsportal.com
5.226.56.165	A	commsportal.com
5.226.57.9	A+PTR	smtp2.stephensims.com
5.226.57.71	A	mail.dyson-group.com
5.226.57.156	A	tsa1.dyndns.org
5.226.57.205	PTR	mail.spimaterials.net
5.226.57.247	PTR	remote.markertech.co.uk
5.226.58.195	PTR	mail3.4imailserver.co.uk