network 66.220.144.0/20 Facebook route

AS10753 changed: naim.zaimi(at)level3.com 20090707 descr: Facebook route mnt-by: FACEBOOK-MNT source: LEVEL3 AS22561 changed: michael.seel(at)lightcore.net 20070312 descr: adding route mnt-by: LIGHTCORE-MNT source: LEVEL3 AS32934 changed: callahan(at)facebook.com 20090608 #00:55:54Z descr: Facebook, Inc. mnt-by: MAINT-AS32934 source: RADB