Robtex

Up: 144.226.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 144.226.0.0/17
Down right: 144.226.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
144.226.33.5	A	sprintnorthsupply.info
144.226.64.17	A	sprintitemmaster.com
144.226.72.10	A	localbill.sprint.com
144.226.116.23	PTR	www.sprintbiz.com
144.226.116.27	A	sprint.org.pk
144.226.116.27	A	sprintesolutions.us
144.226.116.27	A	sprintbroadband.us
144.226.166.27	A	sprintworldwide.fr