Its partially there. C and D are still not in the global tables according to routeviews ie. 185.89.219.12 is still not being advertised to anyone. My peers to them in Toronto have routes from them, but not sure how far they are supposed to go inside their network. (past hop 2 is them)
% traceroute -q1 -I a.ns.facebook.com
traceroute to a.ns.facebook.com (129.134.30.12), 64 hops
max, 48 byte packets
1 torix-core1-10G (67.43.129.248) 0.133 ms
2 facebook-a.ip4.torontointernetxchange.net (206.108.35.2) 1.317 ms
3 157.240.43.214 (157.240.43.214) 1.209 ms
4 129.134.50.206 (129.134.50.206) 15.604 ms
5 129.134.98.134 (129.134.98.134) 21.716 ms
6 *
7 *
% traceroute6 -q1 -I a.ns.facebook.com
traceroute6 to a.ns.facebook.com (2a03:2880:f0fc:c:face:b00c:0:35) from 2607:f3e0:0:80::290, 64 hops max, 20 byte packets
1 toronto-torix-6 0.146 ms
2 facebook-a.ip6.torontointernetxchange.net 17.860 ms
3 2620:0:1cff:dead:beef::2154 9.237 ms
4 2620:0:1cff:dead:beef::d7c 16.721 ms
5 2620:0:1cff:dead:beef::3b4 17.067 ms
6 *
7 *
8 *
% traceroute -q1 -I a.ns.facebook.com
traceroute to a.ns.facebook.com (129.134.30.12), 64 hops max, 48 byte packets 1 torix-core1-10G (67.43.129.248) 0.133 ms
2 facebook-a.ip4.torontointernetxchange.net (206.108.35.2) 1.317 ms
3 157.240.43.214 (157.240.43.214) 1.209 ms
4 129.134.50.206 (129.134.50.206) 15.604 ms
5 129.134.98.134 (129.134.98.134) 21.716 ms
6 *
7 *
% traceroute6 -q1 -I a.ns.facebook.com
traceroute6 to a.ns.facebook.com (2a03:2880:f0fc:c:face:b00c:0:35) from 2607:f3e0:0:80::290, 64 hops max, 20 byte packets
1 toronto-torix-6 0.146 ms
2 facebook-a.ip6.torontointernetxchange.net 17.860 ms
3 2620:0:1cff:dead:beef::2154 9.237 ms
4 2620:0:1cff:dead:beef::d7c 16.721 ms
5 2620:0:1cff:dead:beef::3b4 17.067 ms
6 *
7 *
8 *