You're using a DNS resolver or coming from a network that's facebook blessed. Note the difference: server:# dig AAAA www.facebook.com @ordns.he.net +short 2620:0:1c18:0:face:b00c:0:3 server:# dig AAAA www.facebook.com @8.8.8.8 +short server:# Frank -----Original Message----- From: Pierre-Yves Maunier [mailto:nanog@maunier.org] Sent: Sunday, April 15, 2012 3:46 AM To: Grant Ridder Cc: nanog@nanog.org Subject: Re: facebook ipv6 is down? Le 15 avril 2012 08:52, Grant Ridder <shortdudey123@gmail.com> a écrit :
I doubt it since no v6 address is listed in dns for facebook.com or www.facebook.com
-Grant
Actually www.facebook.com has a AAAA entry when your DNS is whitelisted like with Free.fr $ host www.facebook.com www.facebook.com has address 69.171.242.70 www.facebook.com has IPv6 address 2620:0:1c18:0:face:b00c:: -- Pierre-Yves Maunier