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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University College London (UCL)
London, UK (8)
Time range2024-05-19 04:03 to 12:27 UTC (8 hours) (1 day ago)
Total traces79500
Traces with responding destinations9246 (11.630%)
ASes with responding destinations1445 (17.585% out of 8217)
Prefixes with responding destinations5666 (15.352% out of 36907)
Protocol versionv4
Generated for cycle 11545 on 2024-05-20 12:59 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.