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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nrt-jp

APAN
Tokyo, JP (3)
Time range2022-05-20 09:34 to 2022-05-21 04:42 UTC (19 hours) (2 days ago)
Total traces207000
Traces with responding destinations26781 (12.938%)
ASes with responding destinations2789 (21.032% out of 13261)
Prefixes with responding destinations12738 (18.652% out of 68294)
Protocol versionv4
Generated for cycle 10052 on 2022-05-23 12:57 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.