fonctionne impec avec le DNS ;-)
yanntech@gaia:~$ ping -c 5 san94-1.dslg.proxad.net
PING san94-1.dslg.proxad.net (213.228.14.38) 56(84) bytes of data.
64 bytes from san94-1.dslg.proxad.net (213.228.14.38): icmp_seq=1 ttl=60 time=1.32 ms
64 bytes from san94-1.dslg.proxad.net (213.228.14.38): icmp_seq=2 ttl=60 time=1.26 ms
64 bytes from san94-1.dslg.proxad.net (213.228.14.38): icmp_seq=3 ttl=60 time=1.39 ms
64 bytes from san94-1.dslg.proxad.net (213.228.14.38): icmp_seq=4 ttl=60 time=1.34 ms
64 bytes from san94-1.dslg.proxad.net (213.228.14.38): icmp_seq=5 ttl=60 time=1.33 ms
--- san94-1.dslg.proxad.net ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 4030ms
rtt min/avg/max/mdev = 1.263/1.333/1.396/0.058 ms