The delegated ENUM name servers for France +33 3.3.e164.arpa. do not answer. ; <<>> DiG 9.2.3 <<>> NAPTR 3.3.e164.arpa. ;; connection timed out; no servers could be reached Lookup duration 13 seconds Could the administrator of this domain 3.3.e164.arpa make sure the servers return an answer instead. It is causing delays in SIP deployments doing lookups for France before going trying PSTN. Thank you, Adrian Georgescu adigeo@imac2:~$dig NS 3.3.3.e164.arpa ; <<>> DiG 9.2.2 <<>> NS 3.3.e164.arpa ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15491 ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;3.3.e164.arpa. IN NS ;; ANSWER SECTION: 3.3.e164.arpa. 14337 IN NS ns2.numerobis.prd.fr. 3.3.e164.arpa. 14337 IN NS ns1.numerobis.prd.fr.