Robtex

Up: 68.15.40.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 68.15.40.0/24
Down right: 68.15.41.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.15.40.21	PTR	wsip-68-15-40-21.ri.ri.cox.net
68.15.40.31	A+PTR	wsip-68-15-40-31.ri.ri.cox.net
68.15.40.43	PTR	wsip-68-15-40-43.ri.ri.cox.net
68.15.40.43	A	mail.faf.com
68.15.40.43	A	fashionaccessoriesfirst.net
68.15.40.107	A	mail.lusiconstruction.com
68.15.40.117	A+PTR	wsip-68-15-40-117.ri.ri.cox.net
68.15.40.134	A+PTR	portal.jutraswoodworking.com
68.15.40.145	A	mail.getchell.com
68.15.40.147	A	northeastmotion.com
68.15.40.157	A	mail.fibfab.com
68.15.40.170	A+PTR	wsip-68-15-40-170.ri.ri.cox.net
68.15.40.187	A	wsip-68-15-40-187.ri.ri.cox.net
68.15.40.191	A	smithfieldhistory.com
68.15.40.191	A	steerefarm.com
68.15.40.191	A	steerefarm.org
68.15.40.204	A	wsip-68-15-40-204.ri.ri.cox.net
68.15.40.218	A+PTR	mail.atp-usa.com
68.15.40.225	A	mail.avkencosecurity.com
68.15.40.225	A	avkencosecurity.com
68.15.40.231	A+PTR	wsip-68-15-40-231.ri.ri.cox.net
68.15.40.231	A	yawgoo.net
68.15.40.231	A	ns.yawgoo.net
68.15.40.244	A	mail.agiconstruction.com
68.15.41.56	A	mail.instituteopex.com
68.15.41.56	A	mail.instituteopex.org
68.15.41.56	A	mail.dugganinc.com
68.15.41.109	A+PTR	wsip-68-15-41-109.ri.ri.cox.net
68.15.41.109	A	mail.ultrasci.com
68.15.41.109	A	*.ultrasci.com
68.15.41.123	PTR	wsip-68-15-41-123.ri.ri.cox.net
68.15.41.123	A	office.fap-inc.com
68.15.41.123	A	fap-border-gw.fap-inc.com
68.15.41.134	PTR	wsip-68-15-41-134.ri.ri.cox.net
68.15.41.152	A	mail.northeaststeel.com
68.15.41.152	A	northeaststeel.com
68.15.41.183	A	mail.kennedy-inc.com
68.15.41.187	A	insight-associates.com
68.15.41.215	A+PTR	appliedradar.com
68.15.41.215	A	digiwavesys.com
68.15.41.215	A	skylanesinc.com
68.15.41.216	PTR	wsip-68-15-41-216.ri.ri.cox.net
68.15.41.216	A	quonset2.appliedradar.com
68.15.41.224	A+PTR	wsip-68-15-41-224.ri.ri.cox.net
68.15.41.224	A	mx.scalabrinivilla.com