minor

diff --git a/toolbar/precog/monitor/monitor.go b/toolbar/precog/monitor/monitor.go
index 8ac253a..dc572a3 100644 (file)
--- a/toolbar/precog/monitor/monitor.go
+++ b/toolbar/precog/monitor/monitor.go
@@ -167,7 +167,7 @@ func (m *monitor) monitorRountine() error {
        addresses := make([]*p2p.NetAddress, 0)
        for i := 0; i < len(nodes); i++ {
                ip, err := net.LookupIP(nodes[i].Host)
-               if err != nil {
+               if err != nil || len(ip) == 0 {
                        continue
                }