Shell One-Liner : List IP addresses connected to your server on port 80

Linux One Liners

List all connected IP Addresses



List all connected IP Addresses on port 80

  • Netstat shows network status by listing open sockets.
  • -t is TCP sockets
  • -n is print symbolic host, port numbers
  • You can change the port number to see other kinds of traffic (ie: 443 for SSH traffic)
  • The Uniq command removes duplicate numbers
  • -c counts each line once, prefixing the number of instances
  • This script also sorts the IP addresses
  • The Sort command lists all the lines
  • -n Sorts arithmetically
  • -r Reverses the sort


See other Linux one liners here

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Updated on July 22, 2023