Robtex

Up: 198.84.60.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 198.84.61.0/25
Down right: 198.84.61.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
198.84.61.0	PTR	198-84-61-0.ash01.rokabear.com
198.84.61.4	PTR	mail.rokasecurity.com
198.84.61.4	A	mail.rokasec.com
198.84.61.5	PTR	198-84-61-5.ash01.rokabear.com
198.84.61.6	A+PTR	mail.rokasecurity.com
198.84.61.13	PTR	198-84-61-13.ash01.rokabear.com
198.84.61.15	PTR	198-84-61-15.ash01.rokabear.com
198.84.61.19	PTR	www.rokasecurity.com
198.84.61.19	A	rokasec.com
198.84.61.21	PTR	198-84-61-21.ash01.rokabear.com
198.84.61.27	A+PTR	mx01.rokabear.com
198.84.61.27	A	mx01.ironbeagle.net
198.84.61.27	A	mail.rokabear.com
198.84.61.28	PTR	198-84-61-28.ash01.rokabear.com
198.84.61.68	PTR	198-84-61-68.ash01.rokabear.com
198.84.61.101	A+PTR	ash01-rc-www01.rokacom.com
198.84.61.101	A	rokacom.com
198.84.61.102	PTR	ash01-rc-www02.rokacom.com
198.84.61.105	A+PTR	mx01.rokacom.com
198.84.61.106	A+PTR	ash01-rc-mx02.rokacom.com
198.84.61.106	A	mx02.rokacom.com
198.84.61.107	A	voip.rokacom.com
198.84.61.132	PTR	198-84-61-132.ash01.rokabear.com
198.84.61.132	A	checkthatip.com
198.84.61.132	A	checkthatip.net
198.84.61.172	PTR	198-84-61-172.ash01.rokabear.com
198.84.61.172	A	login.dev.rokacom.com
198.84.61.182	A	mail.csconsulting-inc.com
198.84.61.213	PTR	198-84-61-213.ash01.rokabear.com
198.84.61.229	PTR	198-84-61-229.ash01.rokabear.com
198.84.61.230	PTR	198-84-61-230.ash01.rokabear.com
198.84.61.230	A	pinpointglobal.net
198.84.61.232	PTR	198-84-61-232.ash01.rokabear.com
198.84.61.232	A	www.rokabear.com
198.84.61.233	A	smtp3.blacktreeinc.net
198.84.61.234	A+PTR	mx1.equityhunters.com
198.84.61.235	PTR	198-84-61-235.ash01.rokabear.com
198.84.61.237	PTR	www.rokabear.com
198.84.61.237	A	198-84-61-235.ash01.rokabear.com
198.84.61.237	A	198-84-61-252.ash01.rokabear.com
198.84.61.241	PTR	198-84-61-241.ash01.rokabear.com
198.84.61.241	A	micadogtraining.com
198.84.61.242	PTR	198-84-61-242.ash01.rokabear.com
198.84.61.243	PTR	198-84-61-243.ash01.rokabear.com
198.84.61.245	A	mx01.allmailhosting.com
198.84.61.252	PTR	198-84-61-252.ash01.rokabear.com
198.84.61.255	PTR	198-84-61-255.ash01.rokabear.com