Robtex

Up: 205.215.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 205.215.248.0/23
Down right: 205.215.250.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
205.215.248.6	A	barcelona.portnetworks.net
205.215.248.106	A	sleepy1.co
205.215.248.106	A	sleepy1.com
205.215.248.106	A	mail.sleepy1.com
205.215.250.42	PTR	205-215-250-42.portnetworks.net
205.215.250.49	PTR	205-215-250-49.portnetworks.net
205.215.250.50	PTR	205-215-250-50.portnetworks.net
205.215.250.57	PTR	205-215-250-57.portnetworks.net
205.215.250.63	PTR	205-215-250-63.portnetworks.net
205.215.250.66	A+PTR	ns2.portnetworks.net
205.215.250.68	PTR	205-215-250-68.portnetworks.net
205.215.250.68	A	unifi.portnetworks.net
205.215.250.68	A	toledo.portnetworks.net
205.215.250.74	PTR	205-215-250-74.portnetworks.net
205.215.250.78	PTR	205-215-250-78.portnetworks.net
205.215.250.96	PTR	205-215-250-96.portnetworks.net
205.215.250.101	PTR	205-215-250-101.phillipsfoods.com
205.215.250.101	A	mail.ultimatecrabchallenge.com
205.215.250.105	PTR	205-215-250-105.phillipsfoods.com
205.215.250.105	A	phillipsfoods.biz
205.215.250.105	A	phillipsseafoodmarket.com
205.215.250.106	PTR	205-215-250-106.phillipsfoods.com
205.215.250.119	PTR	205-215-250-119.phillipsfoods.com
205.215.250.141	PTR	205-215-250-141.portnetworks.net
205.215.250.144	PTR	205-215-250-144.portnetworks.net
205.215.250.157	PTR	205-215-250-157.portnetworks.net
205.215.250.177	PTR	205-215-250-177.portnetworks.net
205.215.250.210	A+PTR	dst.wtc.portnetworks.net
205.215.250.221	A+PTR	cor0.wtc.portnetworks.net
205.215.250.246	PTR	205-215-250-246.portnetworks.net
205.215.250.249	PTR	205-215-250-249.portnetworks.net
205.215.250.249	A	ns-1.shovel.pw