Robtex

Up: 64.4.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 64.4.240.0/22
Down right: 64.4.244.0/22

IP	Type	Hostname
64.4.240.12	A+PTR	hotspot.paypal.com
64.4.241.16	A	stage.paypal.com
64.4.241.17	PTR	secure.paypal.com
64.4.241.18	PTR	images.paypal.com
64.4.241.32	A	worst.biz
64.4.241.45	PTR	node-64-4-241-45.networks.paypal.com
64.4.241.45	A	test-paypal.com
64.4.241.49	PTR	node-64-4-241-49.networks.paypal.com
64.4.241.60	PTR	shopping.paypal.com
64.4.241.61	A	test-paypal.com
64.4.241.62	PTR	cms.paypal.com
64.4.241.67	PTR	www.paypal.de
64.4.241.75	PTR	www.paypal.fr
64.4.241.76	PTR	www.paypal.be
64.4.241.79	PTR	www.paypal.co.nz
64.4.241.104	PTR	node-64-4-241-104.networks.paypal.com
64.4.242.9	PTR	personal.paypal.com
64.4.242.20	PTR	ic.paypal.com
64.4.242.33	PTR	paypal.co.il
64.4.242.140	PTR	ic.paypal.com
64.4.244.68	PTR	smtp-in.sc5.paypal.com
64.4.244.68	A	smtp-in.paypal.com
64.4.244.69	A	smtp-out.paypal.com
64.4.244.70	PTR	ns1.sc5.paypal.com
64.4.244.70	A	ns1.paypal.com
64.4.244.71	A	ns2.paypal.com
64.4.244.74	PTR	smtp1.sc5.paypal.com
64.4.245.7	A	stats.glb.paypal.com
64.4.245.7	A	hnd.stats.paypal.com
64.4.245.25	A	g.stats.paypal.com
64.4.245.25	A	phx.stats.paypal.com
64.4.245.25	A	baas.stats.paypal.com
64.4.245.31	A+PTR	shrpt.paypal.com
64.4.245.84	A	dub.stats.paypal.com
64.4.245.148	A	warp.braintreepayments.com
64.4.246.15	A	fpms01.stage.paypal.com
64.4.246.19	A	partner.stage.paypal.com
64.4.246.88	A	www.networkmandate.stage.paypal.com
64.4.246.93	A	www.ach2dc.stage.paypal.com
64.4.246.102	A	www.ebaydev01.stage.paypal.com
64.4.246.109	A	cei3.stage.paypal.com
64.4.246.113	A	cei4.stage.paypal.com
64.4.246.113	A	www.stage2ms055.stage.paypal.com
64.4.246.114	A	cei5.stage.paypal.com
64.4.246.115	A	cei6.stage.paypal.com
64.4.246.124	A	api.stage2cp-vip1.stage.paypal.com
64.4.246.126	A	dbox.stage.paypal.com
64.4.246.127	A	www.tsp.stage.paypal.com
64.4.246.128	A	api.tsp.stage.paypal.com
64.4.246.136	A	api.stage.paypal.com
64.4.246.138	A	cei10.stage.paypal.com
64.4.246.146	A	www.syf.stage.paypal.com
64.4.246.147	A	api.syf.stage.paypal.com
64.4.246.151	A	www.chasepay.stage.paypal.com
64.4.246.152	A	api.chasepay.stage.paypal.com
64.4.246.153	A	www.spb.stage.paypal.com
64.4.246.166	A	api.test98.stage.paypal.com
64.4.246.167	A	api.test27.stage.paypal.com
64.4.246.169	A	api.test28.stage.paypal.com
64.4.246.171	A	www.syfppc.stage.paypal.com
64.4.246.172	A	api.syfppc.stage.paypal.com
64.4.246.176	A	api.test30.stage.paypal.com
64.4.246.178	A	www.ppro.stage.paypal.com
64.4.246.182	A	www.devopspartnertest1.stage.paypal.com
64.4.246.183	A	api.devopspartnertest1.stage.paypal.com
64.4.246.192	A	cei9.stage.paypal.com
64.4.246.193	A	www.jetlore.stage.paypal.com
64.4.246.194	A	api.jetlore.stage.paypal.com
64.4.246.204	A	cei11.stage.paypal.com
64.4.246.209	A	api.test21.stage.paypal.com
64.4.246.213	A	www.hyperwallet.stage.paypal.com
64.4.246.217	A	www.test09.stage.paypal.com
64.4.246.219	A	api.hyperwallet.stage.paypal.com
64.4.246.220	A	www.test10.stage.paypal.com
64.4.246.226	A	www.test12.stage.paypal.com
64.4.246.227	A	api.test12.stage.paypal.com
64.4.246.228	A	www.test13.stage.paypal.com
64.4.246.235	A	api.test16.stage.paypal.com
64.4.246.239	A	api.test18.stage.paypal.com
64.4.246.240	A	www.test99.stage.paypal.com
64.4.246.241	A	api.test99.stage.paypal.com
64.4.246.248	A	www.test24.stage.paypal.com
64.4.246.253	A	api.test26.stage.paypal.com
64.4.247.14	A+PTR	fringe.paypal.com
64.4.247.24	A	64.4.247.24-reservedip.paypal.com
64.4.247.25	A+PTR	64.4.247.25-reservedip.paypal.com
64.4.247.26	A+PTR	64.4.247.26-reservedip.paypal.com
64.4.247.27	A+PTR	64.4.247.27-reservedip.paypal.com