# Io Reference

Networking / Socket / DNSQuery

|  | An object representing an individual DNS query.
|  | addCoro(aCoro) Private method that adds a coro to coros. coros List of coroutines paused waiting for this query. These coros will be resumed when the query completes. hostName The host name which the query will request an IP for. resumeCoros Resumes all the paused coros. Should this use resumeLater instead? setHostName(aSeq) Sets the host name for the query. waitOn Pauses the calling coroutine until the query is completed.