Est-ce que tu peux pinger 2a01:cb01:1055:bc08:0:47:315f:bb01, d'ailleurs ?
$ ping 2a01:cb01:1055:bc08:0:47:315f:bb01
PING 2a01:cb01:1055:bc08:0:47:315f:bb01 (2a01:cb01:1055:bc08:0:47:315f:bb01) 56 data bytes
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=1 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=2 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=3 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=4 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=5 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=6 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=7 Destination unreachable: Address unreachable
ping: sendmsg: Aucun chemin d'accès pour atteindre l'hôte cible
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=8 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=9 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=11 Destination unreachable: Address unreachable
ping: sendmsg: Aucun chemin d'accès pour atteindre l'hôte cible
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=12 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=13 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=15 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=16 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=17 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=18 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=19 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=20 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=21 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=22 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=23 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=24 Destination unreachable: Address unreachable
ping: sendmsg: Aucun chemin d'accès pour atteindre l'hôte cible
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=25 Destination unreachable: Address unreachable
From 2a01:cb01:1055:bc08:90d0:9184:e9dd:b69e icmp_seq=26 Destination unreachable: Address unreachable
^C
--- 2a01:cb01:1055:bc08:0:47:315f:bb01 ping statistics ---
29 packets transmitted, 0 received, +24 errors, 100% packet loss, time 28658ms