Robtex

Up: 45.64.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 45.64.20.0/24
Down right: 45.64.21.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
45.64.20.12	A+PTR	nz20l12.bb4564.ctm.net
45.64.20.12	A	r1---sn-juh-h4hz.googlevideo.com
45.64.20.12	A	r1.sn-juh-h4hz.googlevideo.com
45.64.20.13	PTR	nz20l13.bb4564.ctm.net
45.64.20.14	A+PTR	nz20l14.bb4564.ctm.net
45.64.20.14	A	r3.sn-juh-h4hz.googlevideo.com
45.64.20.14	A	r3---sn-juh-h4hz.googlevideo.com
45.64.20.15	PTR	nz20l15.bb4564.ctm.net
45.64.20.15	A	r4---sn-juh-h4hz.googlevideo.com
45.64.20.16	A+PTR	nz20l16.bb4564.ctm.net
45.64.20.16	A	r5---sn-juh-h4hz.googlevideo.com
45.64.20.16	A	r5.sn-juh-h4hz.gvt1.com
45.64.20.17	A+PTR	nz20l17.bb4564.ctm.net
45.64.20.18	A+PTR	nz20l18.bb4564.ctm.net
45.64.20.18	A	r7.sn-juh-h4hz.googlevideo.com
45.64.20.18	A	r7.sn-juh-h4hz.gvt1.com
45.64.20.19	PTR	nz20l19.bb4564.ctm.net
45.64.20.19	A	r8---sn-juh-h4hz.googlevideo.com
45.64.20.153	A+PTR	nz20l153.bb4564.ctm.net
45.64.20.177	A	nz20l177.bb4564.ctm.net
45.64.20.178	PTR	nz20l178.bb4564.ctm.net
45.64.21.10	PTR	nz21l10.bb4564.ctm.net
45.64.21.12	A+PTR	nz21l12.bb4564.ctm.net
45.64.21.14	A+PTR	nz21l14.bb4564.ctm.net
45.64.21.17	A+PTR	nz21l17.bb4564.ctm.net
45.64.21.18	A	nz21l18.bb4564.ctm.net
45.64.21.68	A+PTR	nz21l68.bb4564.ctm.net
45.64.21.68	A	ipv4-c001-mfm001-ctm-isp.1.oca.nflxvideo.net
45.64.21.68	A	occ-0-2237-325.1.nflxso.net
45.64.21.76	A+PTR	nz21l76.bb4564.ctm.net
45.64.21.76	A	occ-0-2237-325.1.nflxso.net
45.64.21.76	A	ipv4-c002-mfm001-ctm-isp.1.oca.nflxvideo.net
45.64.21.84	A+PTR	nz21l84.bb4564.ctm.net
45.64.21.84	A	ipv4-c003-mfm001-ctm-isp.1.oca.nflxvideo.net
45.64.21.151	A+PTR	nz21l151.bb4564.ctm.net
45.64.21.203	A+PTR	nz21l203.bb4564.ctm.net
45.64.21.203	A	check.7m.com.cn.w.alikunlun.com
45.64.21.203	A	data.7m.com.cn.w.alikunlun.com
45.64.21.204	A+PTR	nz21l204.bb4564.ctm.net
45.64.21.204	A	check.7m.com.cn.w.alikunlun.com
45.64.21.204	A	data.7m.com.cn.w.alikunlun.com
45.64.21.205	PTR	nz21l205.bb4564.ctm.net
45.64.21.205	A	check.7m.com.cn.w.alikunlun.com
45.64.21.205	A	data.7m.com.cn.w.alikunlun.com
45.64.21.206	A+PTR	nz21l206.bb4564.ctm.net
45.64.21.206	A	check.7m.com.cn.w.alikunlun.com
45.64.21.206	A	data.7m.com.cn.w.alikunlun.com
45.64.21.207	PTR	nz21l207.bb4564.ctm.net
45.64.21.207	A	check.7m.com.cn.w.alikunlun.com
45.64.21.207	A	data.7m.com.cn.w.alikunlun.com
45.64.21.208	A+PTR	nz21l208.bb4564.ctm.net
45.64.21.208	A	check.7m.com.cn.w.alikunlun.com
45.64.21.208	A	data.7m.com.cn.w.alikunlun.com
45.64.21.227	A+PTR	nz21l227.bb4564.ctm.net
45.64.21.232	A+PTR	nz21l232.bb4564.ctm.net
45.64.21.232	A	check.7m.com.cn.w.alikunlun.com
45.64.21.232	A	data.7m.com.cn.w.alikunlun.com
45.64.21.241	A+PTR	nz21l241.bb4564.ctm.net
45.64.21.243	A+PTR	nz21l243.bb4564.ctm.net
45.64.21.243	A	acts.tmall.com.danuoyi.tbcache.com
45.64.21.254	A	dsc01.taobao.com