PTR

intern-managed-client-shv-01-iad3.facebook.com

A record for

`externalfb.com`
	A	2a03:2880:f003:c17:face:b00c:0:420d
	A	31.13.66.12
`fbstack.com`
	A	2a03:2880:f003:c17:face:b00c:0:420d
	A	31.13.66.12
`internalfb.com`
	A	2a03:2880:f003:c17:face:b00c:0:420d
	A	31.13.66.12
`intern-managed-client-shv-01-iad3.facebook.com`
	A	31.13.66.12
`intern-managed-client.c10r.facebook.com`
	A	2a03:2880:f003:c17:face:b00c:0:420d
	A	31.13.66.12

ax999.com

51cqkk.win

wg999.com

xxkk.net

80%	2a03:2880:f003:c17:face:b00c:0:420d

Ashburn, Virginia, 🇺🇸 USA

^{🇺🇸 Facebook31.13.66.0/24 , Inc.}