Robtex

Up: 23.252.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 23.252.252.0/23
Down right: 23.252.254.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
23.252.252.42	A+PTR	static-23.252.252.42.nephosdns.com
23.252.252.42	A	ns1.rukuku.net
23.252.252.42	A	ns1.rukuku.org
23.252.252.45	A+PTR	static-23.252.252.45.nephosdns.com
23.252.252.45	A	www.rukuku.com
23.252.252.45	A	rukuku.com
23.252.252.77	A	snsj77.vctlab.com
23.252.252.129	A	mail.kids4fun.net
23.252.252.129	A	ns2.raisinfew.net
23.252.252.129	A	ns1.caladiumcost.net
23.252.252.132	PTR	lightspeed-132-23m.nortex.net
23.252.252.132	A	n6101.nephoscale.net
23.252.252.132	A	harmonizationmarketing.com
23.252.252.135	A	loanforcar.net
23.252.252.148	A+PTR	static-23.252.252.148.nephosdns.com
23.252.252.148	A	jouture.com
23.252.252.148	A	wejo.co
23.252.252.189	A	srqcomputerservices.com
23.252.252.189	A	mikesautotrim.com
23.252.252.189	A	cartronics.co
23.252.252.222	PTR	lightspeed-222-23m.nortex.net
23.252.252.222	A	mail.beetalklive.club
23.252.252.222	A	d1.fansub.host
23.252.253.1	A+PTR	static-23.252.253.1.nephosdns.com
23.252.253.7	A+PTR	static-23.252.253.7.nephosdns.com
23.252.253.7	A	ubercard.com
23.252.253.101	A	bachelornetwork.com
23.252.253.102	A	cardiaceventmonitoring.com
23.252.253.103	A+PTR	static-23.252.253.103.nephosdns.com
23.252.253.108	A+PTR	static-23.252.253.108.nephosdns.com
23.252.253.110	A+PTR	static-23.252.253.110.nephosdns.com
23.252.253.148	A+PTR	static-23.252.253.148.nephosdns.com
23.252.253.149	A	bigfishgames101.com
23.252.255.255	A+PTR	static-23.252.255.255.nephosdns.com