Robtex

Up: 192.83.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 192.83.144.0/23
Down right: 192.83.146.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.83.144.10	A+PTR	ip-192-83-144-10.cust.crosslinknet.com
192.83.144.11	A	mail.norcalkw.com
192.83.144.11	A	mail.loditruck.com
192.83.144.14	A+PTR	ip-192-83-144-14.cust.crosslinknet.com
192.83.144.20	A	mail.turnereye.com
192.83.144.29	A+PTR	ip-192-83-144-29.cust.crosslinknet.com
192.83.144.34	A+PTR	ip-192-83-144-34.cust.crosslinknet.com
192.83.144.46	A+PTR	ip-192-83-144-46.staticcust.wsteleport.net
192.83.144.63	A+PTR	ip-192-83-144-63.staticcust.wsteleport.net
192.83.144.82	A	mail.vlahosassociates.com
192.83.144.94	A	ns2.sanleandropubliclibrary.org
192.83.144.97	A+PTR	ip-192-83-144-97.cust.crosslinknet.com
192.83.144.108	A+PTR	ip-192-83-144-108.cust.crosslinknet.com
192.83.144.110	A+PTR	ip-192-83-144-110.cust.crosslinknet.com
192.83.144.111	A+PTR	ip-192-83-144-111.cust.crosslinknet.com
192.83.144.118	A+PTR	ip-192-83-144-118.cust.crosslinknet.com
192.83.144.119	A+PTR	ip-192-83-144-119.cust.crosslinknet.com
192.83.144.120	A+PTR	ip-192-83-144-120.cust.crosslinknet.com
192.83.144.124	A+PTR	ip-192-83-144-124.cust.crosslinknet.com
192.83.144.132	A+PTR	ip-192-83-144-132.cust.crosslinknet.com
192.83.144.132	A	loggerpulse.com
192.83.144.137	A+PTR	ip-192-83-144-137.cust.crosslinknet.com
192.83.144.163	A+PTR	ip-192-83-144-163.cust.crosslinknet.com
192.83.144.173	PTR	mail.kaiserair.com
192.83.144.178	A+PTR	ip-192-83-144-178.cust.crosslinknet.com
192.83.144.187	A+PTR	ip-192-83-144-187.cust.crosslinknet.com
192.83.144.192	A+PTR	ip-192-83-144-192.cust.crosslinknet.com
192.83.144.221	A+PTR	ip-192-83-144-221.cust.crosslinknet.com
192.83.144.226	PTR	claws.relegrade.net
192.83.144.229	A+PTR	ip-192-83-144-229.cust.crosslinknet.com
192.83.144.241	A	ns1.crosslinknetworks.com
192.83.144.242	PTR	parmi.kanservice.net
192.83.144.242	A	ns2.wsteleport.com
192.83.144.252	A+PTR	ip-192-83-144-252.cust.crosslinknet.com
192.83.146.36	A+PTR	ip-192-83-146-36.cust.crosslinknet.com
192.83.146.40	A+PTR	ip-192-83-146-40.cust.crosslinknet.com
192.83.146.43	A+PTR	ip-192-83-146-43.cust.crosslinknet.com
192.83.146.47	A+PTR	ip-192-83-146-47.cust.crosslinknet.com
192.83.146.80	A+PTR	ip-192-83-146-80.cust.crosslinknet.com
192.83.146.115	PTR	rrp.tonestyles.net
192.83.146.115	A	kalepa.com
192.83.146.115	A	mail.kalepa.com
192.83.146.140	A+PTR	ip-192-83-146-140.cust.crosslinknet.com
192.83.146.147	A	mail.accesshardware.com
192.83.146.155	A+PTR	ip-192-83-146-155.cust.crosslinknet.com
192.83.146.164	A+PTR	ip-192-83-146-164.cust.crosslinknet.com
192.83.146.177	PTR	maintenancedot.com
192.83.146.179	PTR	rented.maintenancedot.com
192.83.146.180	PTR	rawpen.maintenancedot.com
192.83.146.180	A	mail.ebda.org
192.83.146.180	A	mail.cccceca.com
192.83.146.181	PTR	abbas.maintenancedot.com
192.83.146.182	PTR	init.maintenancedot.com
192.83.146.183	PTR	engineeringmill.com
192.83.146.194	A+PTR	ksimail3.ksplastic.com
192.83.146.194	A	ns3.ks-plastics.com
192.83.146.194	A	ip-192-83-146-194.staticcust.wsteleport.net
192.83.146.195	A	mail.ks-plastics.com
192.83.146.219	A+PTR	ip-192-83-146-219.cust.crosslinknet.com
192.83.146.226	A+PTR	mail.locks.com
192.83.146.226	A	mail.acmesecurity.com
192.83.146.244	A	mail.rockwellsecurityinc.com
192.83.147.77	A	exchange.genfoundry.com