Robtex

Up: 173.252.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 173.252.64.0/21
Down right: 173.252.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.252.64.0	A+PTR	ae38.bb02.hkg1.tfbnw.net
173.252.64.0	A	ae24.bb02.hkg1.tfbnw.net
173.252.64.0	A	msw1aj.01.hkg3.tfbnw.net
173.252.64.1	PTR	ae9.bb01.hnd1.tfbnw.net
173.252.64.5	PTR	csw20b.snc1.tfbnw.net
173.252.64.18	A+PTR	msw1an.01.frt3.tfbnw.net
173.252.64.49	A+PTR	ae5.ar01.ewr2.tfbnw.net
173.252.64.49	A	bb02.fra2.tfbnw.net
173.252.64.99	A+PTR	ae1.br02.sof1.tfbnw.net
173.252.64.113	PTR	ae1.ar04.mia1.tfbnw.net
173.252.64.113	A	bb02.hkg1.tfbnw.net
173.252.64.138	A	bb01.sin1.tfbnw.net
173.252.64.156	A+PTR	bb01.ord1.tfbnw.net
173.252.64.157	A	bb02.ord1.tfbnw.net
173.252.64.158	A+PTR	bb01.ord2.tfbnw.net
173.252.64.175	A+PTR	psw02.hkg3.tfbnw.net
173.252.64.186	A	pr02.lga1.tfbnw.net
173.252.64.189	A+PTR	psw02.fra3.tfbnw.net
173.252.64.189	A	psw01b.frt3.tfbnw.net
173.252.64.249	A	ae4.dr05.prn1.tfbnw.net
173.252.65.29	A+PTR	psw03.yyz1.tfbnw.net
173.252.65.59	A	bb03.iad3.tfbnw.net
173.252.65.63	A	ae1.bb02.prn2.tfbnw.net
173.252.65.89	A+PTR	csw30a.atn3.tfbnw.net
173.252.65.95	A+PTR	msw1ao.01.mad1.tfbnw.net
173.252.65.99	A+PTR	be23.bb01.ftw1.tfbnw.net
173.252.65.105	A	msw1ag.01.mia1.tfbnw.net
173.252.65.151	A+PTR	bb01.hnd1.tfbnw.net
173.252.65.170	A+PTR	bb02.atl1.tfbnw.net
173.252.65.190	A	psw01a.sin1.tfbnw.net
173.252.65.192	PTR	po425.asw02.gru2.tfbnw.net
173.252.65.192	A	msw1aa.01.waw1.tfbnw.net
173.252.65.198	A	psw01a.dfw1.tfbnw.net
173.252.65.209	PTR	ae1.dr04.ash7.tfbnw.net
173.252.65.233	PTR	ae15.oobsr02.syd2.tfbnw.net
173.252.65.248	A	bb03.lla1.tfbnw.net
173.252.66.12	A	psw01.atl3.tfbnw.net
173.252.66.13	A	bb01.lla1.tfbnw.net
173.252.66.25	A+PTR	bb04.sjc1.tfbnw.net
173.252.66.56	A	ae7.bb01.atl1.tfbnw.net
173.252.66.56	A	pr01.lhr3.tfbnw.net
173.252.66.80	A+PTR	fc03.prn1.tfbnw.net
173.252.66.132	A	bb01.atl1.tfbnw.net
173.252.66.149	A+PTR	ffwr01.lla1.tfbnw.net
173.252.66.151	A+PTR	ae3.dr02.ftw2.tfbnw.net
173.252.66.151	A	msw1ag.01.lhr3.tfbnw.net
173.252.66.156	A	csw99a.frc1.tfbnw.net
173.252.66.180	A+PTR	psw03.sea1.tfbnw.net
173.252.66.181	A+PTR	psw02.sea1.tfbnw.net
173.252.66.183	PTR	be17.bb02.lga1.tfbnw.net
173.252.66.184	A+PTR	csw16b.frc3.tfbnw.net
173.252.66.196	A	br02.vie1.tfbnw.net
173.252.66.196	A	pr02.vie1.tfbnw.net
173.252.66.201	A	psw01c.ams3.tfbnw.net
173.252.66.205	A	psw01a.mxp1.tfbnw.net
173.252.66.214	A	bb01.ams3.tfbnw.net
173.252.66.215	A	bb01.ams2.tfbnw.net
173.252.66.229	A+PTR	po412.asw04.ord3.tfbnw.net
173.252.66.229	A	bb02.lhr2.tfbnw.net
173.252.66.230	A	bb01.lhr2.tfbnw.net
173.252.66.235	PTR	ae68.oobsr01.dfw1.tfbnw.net
173.252.66.235	A	dr02.snc1.tfbnw.net
173.252.66.236	PTR	ae5.ar01.bos2.tfbnw.net
173.252.66.252	A	bb02.mia1.tfbnw.net
173.252.66.254	A	bb04.frc3.tfbnw.net
173.252.69.1	A	atlas-shv-01-prn2.facebook.com
173.252.71.1	A	mpk-nat-1.thefacebook.com
173.252.71.2	A	mpk-nat-2.thefacebook.com
173.252.71.3	A	mpk-nat-3.thefacebook.com
173.252.71.4	A	mpk-nat-4.thefacebook.com
173.252.71.133	A	iam.telkomsel.com.4nn4.mymom.info
173.252.71.133	A	my.telkomsel.com.4nn4.mymom.info
173.252.71.184	A	91tianxing.com
173.252.71.184	A	gfcp555.com
173.252.71.184	A	sxwrivslynonkj.www.yxsfwg.com
173.252.73.1	A	edge-liverail-shv-03-prn2.facebook.com
173.252.73.1	A	c2s-adap.liverail.com
173.252.73.48	A	8899677.com
173.252.73.48	A	xn--d6q26bw4kx9a033a.com
173.252.73.48	A	opevip220.com
173.252.73.72	A	feixunvv.com
173.252.73.72	A	com--www.cracksitesluminarias77.com--www.szhsee.com
173.252.73.72	A	r022666.com
173.252.73.82	A	vchange.org
173.252.74.1	A+PTR	alpha-shv-04-prn2.facebook.com
173.252.74.1	A	www.333pk.com
173.252.74.1	A	alpha.vvv.facebook.com
173.252.74.3	PTR	betanet-shv-04-prn2.facebook.com
173.252.74.17	A+PTR	star-shv-04-prn2.facebook.com
173.252.74.18	A	secure-beta-shv-04-prn2.facebook.com
173.252.74.22	A	*.fnbo.faacebook.com
173.252.74.22	A	*.fbops.com
173.252.74.64	A	sunhorse.net
173.252.74.68	A	wholesalefacebook.com
173.252.74.68	A	85998.com
173.252.74.72	A	yh888803.com
173.252.74.80	A	game906.com
173.252.74.80	A	cpap555.com
173.252.74.80	A	appcp555.com
173.252.75.49	A	xn--brvx23c.com
173.252.75.49	A	9000f.com
173.252.75.49	A	qmtwsj.com
173.252.76.32	A+PTR	origincache-shv-02-vll1.fbcdn.net
173.252.76.32	A	origincache-vll.t.fbcdn.net
173.252.79.1	A	origincache-xx-shv-08-prn2.fbcdn.net
173.252.79.1	A	fwdproxy-vll-001.fbsv.net
173.252.79.2	A	fwdproxy-vll-002.fbsv.net
173.252.79.2	A	snaptu-service-proxy-shv-08-prn2.facebook.com
173.252.79.16	A	fwdproxy-vll-016.fbsv.net
173.252.79.17	A+PTR	fwdproxy-vll-017.fbsv.net
173.252.79.18	A	fwdproxy-vll-018.fbsv.net
173.252.79.19	A	snaptu-da-shv-08-prn2.facebook.com
173.252.79.119	PTR	fwdproxy-vll-119.fbsv.net