Concernant Bouygues qui détourne le trafic DNS, ce n'est pas le cas chez moi :
Si j'interroge google, sur un domaine IPv4 only (deezer.com), je n'ai pas de réponse à la requête AAAA. Par contre, avec ceux de bouygues, oui.
Bouygues :
~$ dig @2001:860:D002:1201::129:99 deezer.com AAAA
; <<>> DiG 9.18.30-0ubuntu0.20.04.2-Ubuntu <<>> @2001:860:D002:1201::129:99 deezer.com AAAA
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4054
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;deezer.com. IN AAAA
;; ANSWER SECTION:
deezer.com. 10 IN AAAA 64:ff9b::6356:6d3a
deezer.com. 10 IN AAAA 64:ff9b::6356:6d1b
deezer.com. 10 IN AAAA 64:ff9b::6356:6d1e
deezer.com. 10 IN AAAA 64:ff9b::6356:6d25
;; Query time: 51 msec
;; SERVER: 2001:860:d002:1201::129:99#53(2001:860:D002:1201::129:99) (UDP)
;; WHEN: Sat Oct 31 15:41:09 CET 2026
;; MSG SIZE rcvd: 151
Google :
~$ dig @8.8.8.8 deezer.com AAAA
; <<>> DiG 9.18.30-0ubuntu0.20.04.2-Ubuntu <<>> @8.8.8.8 deezer.com AAAA
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 3714
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;deezer.com. IN AAAA
;; AUTHORITY SECTION:
deezer.com. 1514 IN SOA ns-1072.awsdns-06.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
;; Query time: 43 msec
;; SERVER: 8.8.8.8#53(8.8.8.8) (UDP)
;; WHEN: Sat Oct 31 15:41:19 CET 2026
;; MSG SIZE rcvd: 121