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


previous
Prev monitor: ral-us
Prev in US: ral-us
Prev in North America: ral-us
next
Next monitor: rdu-us
Next in US: rdu-us
Next in North America: rdu-us

rap-us

South Dakota School of Mines and Technology
Rapid City, SD, US (122)
Time range2025-02-03 06:02 to 11:04 UTC (5 hours) (1 day ago)
Total traces39000
Traces with responding destinations4420 (11.333%)
ASes with responding destinations929 (17.621% out of 5272)
Prefixes with responding destinations3143 (14.473% out of 21716)
Protocol versionv4
Generated for cycle 12418 on 2025-02-04 11:25 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.