rejectix:~# dig ovh.fr +trace
; <<>> DiG 9.5.1-P3 <<>> ovh.fr +trace
;; global options: printcmd
. 82294 IN NS e.root-servers.net.
. 82294 IN NS a.root-servers.net.
. 82294 IN NS k.root-servers.net.
. 82294 IN NS b.root-servers.net.
. 82294 IN NS j.root-servers.net.
. 82294 IN NS m.root-servers.net.
. 82294 IN NS i.root-servers.net.
. 82294 IN NS g.root-servers.net.
. 82294 IN NS f.root-servers.net.
. 82294 IN NS d.root-servers.net.
. 82294 IN NS h.root-servers.net.
. 82294 IN NS l.root-servers.net.
. 82294 IN NS c.root-servers.net.
;; Received 509 bytes from xx.xx.xx.xx#53(xx.xx.xx.xx) in 41 ms
fr. 172800 IN NS a.nic.fr.
fr. 172800 IN NS f.ext.nic.fr.
fr. 172800 IN NS d.ext.nic.fr.
fr. 172800 IN NS c.nic.fr.
fr. 172800 IN NS d.nic.fr.
fr. 172800 IN NS g.ext.nic.fr.
fr. 172800 IN NS e.ext.nic.fr.
;; Received 424 bytes from 192.203.230.10#53(e.root-servers.net) in 249 ms
ovh.fr. 172800 IN NS ns10.ovh.net.
ovh.fr. 172800 IN NS dns.ovh.net.
ovh.fr. 172800 IN NS ns.ovh.net.
ovh.fr. 172800 IN NS dns10.ovh.net.
;; Received 105 bytes from 2a00:d78:0:102:193:176:144:6#53(e.ext.nic.fr) in 47 ms
dig: couldn't get address for 'dns.ovh.net': failure