lookup method

void lookup(String hostname, DNSLookupOptions options, Function callback)

Resolves a hostname (e.g. 'nodejs.org') into the first found IPv4 or IPv6 record.

If options.verbatim is true then results are returned in the order the DNS resolver returned them.

callback's signature depends on the value of options.all.

See also:

• https://nodejs.org/api/dns.html#dns_dns_lookup_hostname_options_callback

Implementation

external void lookup(
    String hostname, DNSLookupOptions options, Function callback);