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Diffstat (limited to 'doc/api/dns.md')
| -rw-r--r-- | doc/api/dns.md | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/doc/api/dns.md b/doc/api/dns.md index 921c097a9a..804c39e3a3 100644 --- a/doc/api/dns.md +++ b/doc/api/dns.md @@ -568,6 +568,13 @@ An error will be thrown if an invalid address is provided. The `dns.setServers()` method must not be called while a DNS query is in progress. +Note that this method works much like +[resolve.conf](http://man7.org/linux/man-pages/man5/resolv.conf.5.html). +That is, if attempting to resolve with the first server provided results in a +`NOTFOUND` error, the `resolve()` method will *not* attempt to resolve with +subsequent servers provided. Fallback DNS servers will only be used if the +earlier ones time out or result in some other error. + ## DNS Promises API > Stability: 1 - Experimental @@ -1010,6 +1017,13 @@ An error will be thrown if an invalid address is provided. The `dnsPromises.setServers()` method must not be called while a DNS query is in progress. +Note that this method works much like +[resolve.conf](http://man7.org/linux/man-pages/man5/resolv.conf.5.html). +That is, if attempting to resolve with the first server provided results in a +`NOTFOUND` error, the `resolve()` method will *not* attempt to resolve with +subsequent servers provided. Fallback DNS servers will only be used if the +earlier ones time out or result in some other error. + ## Error codes Each DNS query can return one of the following error codes: |