Archipelago Monitor Statistics

Archipelago (Ark): CAIDA's active measurement infrastructure serving the network research community since 2007.
Statistical information for the topology traces taken by this individual Ark monitor is displayed below. See the main statistics page for the full list of monitors


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lcy-uk

Queen Mary Univ. of London
London, UK (7)
Time range2020-03-12 04:52 to 12:38 UTC (8 hours) (468 days ago)
Total traces54000
Traces with responding destinations7005 (12.972%)
ASes with responding destinations1256 (19.094% out of 6578)
Prefixes with responding destinations4460 (16.176% out of 27572)
Protocol versionv4
Generated for cycle 8258 on 2021-05-05 09:45 UTC

All images can be clicked on for more detailed information.

Median RTT per country and US state

Mapping RTT by political boundaries can reveal where high latency issues are located.

Path Dispersion

The paths taken by different traces show where the majority of a monitor's traffic travels.

Path Length Distributions

Path length distributions show, on aggregate, how well-connected a monitor is to the rest of the Internet.