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

Prev monitor: dca4-us
Prev in US: dca4-us
Prev in North America: dca4-us
Next monitor: dub-ie
Next in US: eug-us
Next in North America: eug-us


Ann Arbor, MI, US (65)
IPv4 data used (switch to IPv6)
Time range2023-09-26 10:34 to 20:50 UTC (10 hours) (2 days ago)
Total traces103500
Traces with responding destinations11890 (11.488%)
ASes with responding destinations1737 (18.601% out of 9338)
Prefixes with responding destinations6994 (16.119% out of 43389)
Protocol versionv4 (switch to v6)
Generated for cycle 10938 on 2023-09-28 12:48 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.