Chez moi ça fonctionne bien (région parisienne) :
HWFRD:/ # traceroute -6 ip.lafibre.info
traceroute to ip.lafibre.info (2a01:6e00:10:410::2), 30 hops max, 64 byte packets
1 2a04:cec0:10c5:7ef0:0:49:29d1:540 (2a04:cec0:10c5:7ef0:0:49:29d1:540) 29.200 ms 24.429 ms 16.624 ms
2 * * *
3 2001:860:b204:5100::14:4 (2001:860:b204:5100::14:4) 25.041 ms 23.577 ms 16.317 ms
4 2001:860:b204:5100::15:2 (2001:860:b204:5100::15:2) 13.914 ms 23.524 ms 16.501 ms
5 2001:860:b204:5100::11:4 (2001:860:b204:5100::11:4) 15.213 ms 24.550 ms 14.526 ms
6 2001:860:bbe0:e1::1 (2001:860:bbe0:e1::1) 14.804 ms 25.207 ms 15.745 ms
7 la10.bsr01-cbv.ipv6.net.bbox.fr (2001:860:bbee:e::1) 20.477 ms 34.557 ms 23.901 ms
8 * * *
9 lafibre.info (2a01:6e00:10:410::2) 54.964 ms 31.335 ms 24.285 ms
HWFRD:/ # ping6 ip.lafibre.info
PING ip.lafibre.info (2a01:6e00:10:410::2): 56 data bytes
64 bytes from 2a01:6e00:10:410::2: seq=0 ttl=57 time=43.788 ms
64 bytes from 2a01:6e00:10:410::2: seq=1 ttl=57 time=35.677 ms
64 bytes from 2a01:6e00:10:410::2: seq=2 ttl=57 time=44.014 ms
^C
--- ip.lafibre.info ping statistics ---
4 packets transmitted, 3 packets received, 25% packet loss
round-trip min/avg/max = 35.677/41.159/44.014 ms
HWFRD:/ # wget -O - http://ipinfo.io
Connecting to ipinfo.io (216.239.34.21:80)
{
"ip": "80.214.26.126",
"city": "Paris",
"region": "Île-de-France",
"country": "FR",
"loc": "48.8534,2.3488",
"org": "AS5410 Bouygues Telecom SA",
"postal": "75000",
"timezone": "Europe/Paris",
"readme": "https://ipinfo.io/missingauth"