brute force scanner for sonos devices on a network

sonos.sh

#!/bin/bash
# brute force scanner for sonos devices on a network
# (just looks for open port 1400: e.g., http://ip:1400/support/review)

echo Scanning network for Sonos devices...
for i in $(seq 1 255);
do
  IP=192.168.1.$i
  PORT=1400
  nc -n -z -G 1 $IP $PORT 2>&1 | awk '{print $3}'
done
echo ...scanning completed.