Network monitoring tools is a list of commercial and non commercial network monitoring tools

Immediately useful tools

Below is a list of utilities, demos and web sites with immediately useful information. Try them!

• Subnets at SLAC*
• Traceroute
  • Traceroute from SLAC to a target host. Tracepath from SLAC to a target host (finds the route and also the maximum packet size (MTU))
  • Traceroute from elsewhere in the world to a target
  • Visual traceroute,
• Autonomous Systems (AS)
  • Find the AS for a host.
  • Find the AS's  on a route between two hosts.
• Ping:
  • a host from SLAC, a host from Italy
  • regions from my laptop a java demo that pings hosts around the world
  • PingER WAN Monitoring
• DNS lookup time to a chosen host from around the world.
• Test my network configuration from:
  • Stanford test the reliablity and operational status of your desktop computer and network connection by sending data between your computer and this remote NDT server.
• MLab Internet measurement tools
• Web speed test, web page link checker plugin for Chrome
• Internet speed measurement:
  • Abeltronica dynamic measurement
  • Akamai maps of realtime traffic, latency, and attacks
  • Broadband speed test, (also test from SLAC) free broadband internet connection speed test for both download and upload speeds.
  • Bandwidth test
  • Bandwidth estimation calculates the theoretical maximum TCP throughput based on the specified parameters.
  • National Broadband map
  • Ookla world maps of broadband performance by country etc.
  • Speed vs distance
  • Speedtest based on millions of recent test results from Speedtest.net, this index compares and ranks consumer download speeds around the globe.
  • Speedtest dynamic measurement
  • WAN throughput calculator used to measure the effect that bandwidth, latency and packet loss have on effective WAN throughput
• Real time world map of tweeting activity.
• Geo Location
  • GeoIPTools, TULIP
• Information on my IP address
• Latitude Longitude of another site
• World Internet perfromance:
  • "Movie" chart of Internet performance from 1998 thru last year and a video showing how to use it
  • Internet Congestion Wave (46MB video file), (15MB video file)
  • Hourly latency measurements for 2005
  • African Internet Weather also on YouTube"
• Tuning
  • Check Windows settings
  • Tuning Linux for TCP performance