Traceroute Explainer
Paste traceroute output and decode every hop: RTT latency, asterisks meaning ICMP blocked, firewall indicators, and routing anomalies explained.
100% client-side · no upload
How to use
- Run traceroute <hostname> on macOS/Linux or tracert <hostname> on Windows.
- Copy the entire output and paste it into the text area above.
- Click Explain hops to see each hop annotated with latency and notes.
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Frequently Asked Questions
- Is this traceroute explainer free?
- Yes, completely free with no signup and no usage limits.
- Does my data leave my device?
- No. All parsing runs in JavaScript inside your browser. Nothing is sent to any server.
- Does it work on mobile?
- Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.
Last updated: By jarvisbox