diff --git a/local/bin/whoisthere b/local/bin/whoisthere
new file mode 100755
index 0000000..b72da69
--- /dev/null
+++ b/local/bin/whoisthere
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+cat /data/random/ips | while read name host ip; do
+    ping -c1 -w1 "$ip" > /dev/null && echo "$name"
+done
+