Robtex

Up: 79.99.70.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 79.99.71.0/25
Down right: 79.99.71.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
79.99.71.18	A+PTR	mail1.4d-dc.com
79.99.71.18	A	mail.4dtechnologygroup.com
79.99.71.18	A	mail.serverswift.net
79.99.71.20	PTR	*.serverswift.com
79.99.71.20	A	serverswift.net
79.99.71.21	A	*.4dtalk.net
79.99.71.21	A	mail.4dtalk.net
79.99.71.21	A	itsonlyus.co.uk
79.99.71.22	A	jamesexchange.4dtalk.com
79.99.71.22	A	4dtalk.com
79.99.71.22	A	*.4dtalk.com
79.99.71.27	A	mail2.4d-dc.com
79.99.71.34	PTR	firewall.dc00.proxar.co.uk
79.99.71.34	A	vpn.iqstudent.com
79.99.71.36	A+PTR	backups00.proxar.co.uk
79.99.71.38	A+PTR	eps00.proxar.co.uk
79.99.71.39	A+PTR	eps01.proxar.co.uk
79.99.71.40	PTR	www.proxar.co.uk
79.99.71.40	A	demo1.jigoshop.com
79.99.71.40	A	www.verogroup.com
79.99.71.41	A	4youwedesign.com
79.99.71.41	A	pharmacybay.co.uk
79.99.71.42	A+PTR	www.datacentreshop.co.uk
79.99.71.42	A	datacentreshop.co.uk
79.99.71.44	A	www.jigoshop.com
79.99.71.44	A	jigoshop.com
79.99.71.52	A+PTR	speedtest.proxar.co.uk
79.99.71.52	A	sp1.proxar.co.uk
79.99.71.56	A	childrenservices.info
79.99.71.56	A	forum.jigoshop.com
79.99.71.59	A	mail.jonesandjonesfashion.com
79.99.71.61	A	icatonline.co.uk
79.99.71.62	A	icatsync.com
79.99.71.62	A	icatonline.com.au
79.99.71.91	A	www.skilljuice.com
79.99.71.91	A	mfuse.co.uk
79.99.71.91	A	skilljuice.com
79.99.71.93	PTR	email.mfuse.com
79.99.71.93	A	mail.mfuse.com
79.99.71.100	A	redhotgoldrush.com
79.99.71.100	A	cityamcasino.com
79.99.71.100	A	www.nektan.com
79.99.71.101	A	email.mfuse.com
79.99.71.113	A	static.websites.nektan.com
79.99.71.115	A	email.nektantestlab.com
79.99.71.140	A	arturian.net
79.99.71.145	A	cdxconcept.com
79.99.71.166	PTR	email.archfutures.com
79.99.71.166	A	mail.shropshirerecovery.com
79.99.71.171	PTR	tarantino.byf.wessex.cloud
79.99.71.171	A	wessexnetworks.com
79.99.71.171	A	tarantino.wessexnetworks.com
79.99.71.172	PTR	ns7.byf.wessex.cloud
79.99.71.172	A	ns4.wessexnetworks.com
79.99.71.172	A	ns1.wessexnetworks.com