Fix ipv6 stuffs 6

pkg/http/client.go

@@ -230,8 +230,7 @@ func (r *HTTPClient) replaceHostIfNeeded(req *http.Request) {
 	// if host is not an IPv6 host, replace it with a random IPv6 host
 	if !found {
 		r.log.Warnf("Host %s is not an IPv6 host (ensure you have preferred_hosts properly set in your config.yml, if unset, run `zurg network-test -t ipv6`)", host)
-		randomHost := r.ipv6Hosts[rand.Intn(len(r.ipv6Hosts))]
-		newHost := net.JoinHostPort(randomHost, port)
+		newHost := r.ipv6Hosts[rand.Intn(len(r.ipv6Hosts))]
 		newURL := *req.URL
 		newURL.Host = newHost
 		req.URL = &newURL