Robtex

Up: 172.240.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 172.240.60.0/23
Down right: 172.240.62.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
172.240.60.157	A	hbqjjt.com
172.240.60.170	A	cnsaiwai.com
172.240.60.171	A	baojianjiu01.com
172.240.60.173	A	0746365.com
172.240.60.194	A	yoye.cn
172.240.60.202	A	20qao.com
172.240.60.202	A	usbpad.com
172.240.60.202	A	mail2.whtcct.com
172.240.60.203	PTR	172.240.60.203.rdns.ubiquity.io
172.240.60.204	A	cheap-www.styx668.com
172.240.60.204	A	www.styx668.com
172.240.60.204	A	elya-www.bt214.com
172.240.60.210	A	zwxsjq.com
172.240.60.218	A	yswet.com
172.240.60.244	A	s3.97323.com
172.240.60.244	A	*.chancuo.com
172.240.60.246	A	04mnnf.fixyggcqj.biz
172.240.60.246	A	ns2.americanlightopera.com
172.240.61.38	PTR	172.240.61.38.rdns.as15003.net
172.240.61.214	PTR	172.240.61.214.rdns.as15003.net