WhenIP Academy
How to use WhenIP Traceroute
Traceroute is most helpful when you want to know whether a path exists and where responses stop. Read it as a path clue, not a courtroom verdict.
What you'll learn
- What the hops show.
- What stars usually mean.
- When to pair traceroute with ping or port checks.
Start with the summary line
The status strip tells you whether traceroute completed or whether no responses came back.
Read the path holistically
Middle-hop stars are common and often harmless.
Persistent failure all the way forward is more meaningful.
Use multiple tools
Follow traceroute with ping and port checks for a better picture of service reachability.
Compare across states
Try the test with and without a VPN or after changing the target family if you suspect routing differences.
Mini FAQ
Why does traceroute show a different path than expected?
Because internet paths change and are often asymmetric.
Does one slow hop prove the problem is there?
No. Later hops must also show the impact before that is convincing.
Last updated: March 29, 2026