Robtex

Up: 195.147.248.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 195.147.249.0/25
Down right: 195.147.249.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
195.147.249.203	A+PTR	smtp.gxn.co.uk
195.147.249.203	A	dispatch.mail.gxn.net
195.147.249.203	A	5gsmtp.co.uk
195.147.249.207	A+PTR	sand1.gxn.net
195.147.249.207	A	relay01.mail.daisygroup.com
195.147.249.207	A	smtp.gxn.co.uk
195.147.249.208	A+PTR	relay02.mail.daisygroup.com
195.147.249.208	A	smtp.gxn.co.uk
195.147.249.208	A	sand2.gxn.net
195.147.249.214	A+PTR	pop.gxn.co.uk
195.147.249.214	A	imap.gxn.co.uk
195.147.249.216	A	webmail.gxn.co.uk
195.147.249.235	A+PTR	spool13.gxn.net
195.147.249.235	A	mail.manor-optical.co.uk
195.147.249.235	A	hub.mail.gxn.net
195.147.249.236	A+PTR	spool14.gxn.net
195.147.249.236	A	spool12.gxn.net
195.147.249.236	A	smtp.manor-optical.co.uk
195.147.249.237	PTR	spool12.gxn.net
195.147.249.237	PTR	spool14.gxn.net