Non, ils retournent même un TXT qui explique ça :
$ dig google.com @208.67.220.2
; <<>> DiG 9.20.18 <<>> google.com @208.67.220.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: REFUSED, id: 46987
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 2
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1410
; EDE: 16 (Censored)
;; QUESTION SECTION:
;google.com. IN A
;; ADDITIONAL SECTION:
google.com. 0 IN TXT "The OpenDNS service is currently unavailable in France and some French territories due to a court order under Article L.333-10 of the French Sport Code. See https://support.opendns.com/hc/en-us"
;; Query time: 15 msec
;; SERVER: 208.67.220.2#53(208.67.220.2) (UDP)
;; WHEN: Sun Feb 01 17:00:16 CET 2026
;; MSG SIZE rcvd: 251