![]() | autrechose.fr. | |||
![]() | ns1.bluehost.com. | 74.220.195.31 | ||
![]() | ns2.bluehost.com. | 69.89.16.4 | ||
L'hôte ne répond pas aux requêtes ICMP (présence d'un pare-feu?)
Le serveur n'écoute pas ou ne répond pas en TCP sur le port 53The DNS assumes that messages will be transmitted as datagrams or in a byte stream carried by a virtual circuit. While virtual circuits can be used for any DNS activity, datagrams are preferred for queries due to their lower overhead and better performance.