vertx / io.vertx.rxjava.core.dns / DnsClient / resolvePTR

# resolvePTR

`open fun resolvePTR(name: String, handler: Handler<AsyncResult<String>>): DnsClient`

Try to resolve the PTR record for the given name.

### Parameters

`name` - the name to resolve the PTR for

`handler` - the to notify with the . The handler will get notified with the resolved java.lang.String if a record was found. If none was found it will get notified with `null`. If an error accours it will get failed.

Return
a reference to this, so the API can be used fluently.