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NETWORK SECURITY TOOL

Packet Analyzer

Analyze PCAP and PCAPNG files directly in your browser. Inspect packets, protocols, IP addresses, ports, filters and raw packet data.

Packet Analyzer

PCAP and PCAPNG file analyzer directly in your browser.
The tool supports large PCAP and PCAPNG files. Processing time may vary depending on the capture size and the resources available on your computer.

No file loaded.
PACKETS
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TCP
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UDP
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DNS
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IPv4
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IPv6
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OTHER
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Packet selection: Click a row to select it. Hold Ctrl (or Cmd on macOS) to select multiple packets, or Shift to select a range. Flow Graph, Conversation Summary and Top Talkers use the selected packets; if nothing is selected, they use all packets currently displayed by the filter.
# Time Source Destination Protocol Info Length
Packet Details
Select a packet above.
NETWORK ANALYSIS

Flow Graph

Visualize communication between endpoints, protocols, ports, packet direction and timing.

Load a PCAP or PCAPNG file to generate the Flow Graph.
TRAFFIC ANALYSIS

Conversation Summary

Summarize conversations by endpoints, protocol, packets, bytes, duration and direction.

Load a capture to analyze conversations.
TRAFFIC ANALYSIS

Top Talkers

Identify the endpoints responsible for the highest packet and byte volume.

Load a capture to analyze top talkers.
PACKET ANALYZER

Analyze network captures in your browser

Packet Analyzer is a browser-based tool for inspecting PCAP and PCAPNG capture files. It identifies common protocols and displays packet metadata, addresses, ports and detailed layers.

Capture processing is performed in the browser. Large files may require additional processing time depending on the capture size and the resources available on the computer.

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