Robtex

Up: 115.70.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 115.70.4.0/23
Down right: 115.70.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
115.70.4.0	A+PTR	0.4.70.115.static.exetel.com.au
115.70.4.32	PTR	32.4.70.115.static.exetel.com.au
115.70.4.57	A+PTR	57.4.70.115.static.exetel.com.au
115.70.4.104	PTR	104.4.70.115.static.exetel.com.au
115.70.4.104	A	blogger-off.com
115.70.4.104	A	www.blogger-off.com
115.70.4.146	A+PTR	146.4.70.115.static.exetel.com.au
115.70.4.169	A	mail.themud.org
115.70.4.169	A	matthewdonker.com
115.70.4.169	A	mail.matthewdonker.com
115.70.4.184	A+PTR	184.4.70.115.static.exetel.com.au
115.70.4.254	A	*.20khz.de
115.70.4.254	A	home20khzde.synology.me
115.70.5.0	A+PTR	0.5.70.115.static.exetel.com.au
115.70.5.2	A	2.5.70.115.static.exetel.com.au
115.70.5.111	A	djelibeybi.net
115.70.5.124	PTR	124.5.70.115.static.exetel.com.au
115.70.5.124	A	mail.deansart.com.au
115.70.5.184	A	184.5.70.115.static.exetel.com.au
115.70.5.253	PTR	253.5.70.115.static.exetel.com.au
115.70.5.253	A	mail.brutheninnhotel.com.au
115.70.6.2	A+PTR	2.6.70.115.static.exetel.com.au
115.70.6.30	A	enlite.no-ip.net
115.70.6.173	A+PTR	173.6.70.115.static.exetel.com.au
115.70.7.0	A+PTR	0.7.70.115.static.exetel.com.au
115.70.7.2	A+PTR	2.7.70.115.static.exetel.com.au
115.70.7.19	A	mail.powerfamily.info
115.70.7.49	PTR	49.7.70.115.static.exetel.com.au
115.70.7.172	PTR	172.7.70.115.static.exetel.com.au
115.70.7.172	A	ankycooper.com
115.70.7.172	A	dainikmp.com
115.70.7.187	A	mail.jacdesigns.net
115.70.7.187	A	jacmail.jacdesigns.net
115.70.7.199	PTR	199.7.70.115.static.exetel.com.au
115.70.7.199	A	ns2.centricular.com
115.70.7.199	A	jaimekristene.com