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 of Cambridge
Cambridge, UK (7)
IPv4 data used (switch to IPv6)
Time range2022-05-24 07:38 to 2022-05-25 01:38 UTC (18 hours) (2 days ago)
Total traces172500
Traces with responding destinations22103 (12.813%)
ASes with responding destinations2527 (20.686% out of 12216)
Prefixes with responding destinations10866 (17.978% out of 60440)
Protocol versionv4 (switch to v6)
Generated for cycle 10057 on 2022-05-26 12:26 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.