Pokemon Go Ping Test Utility lets you find your smallest, median and highest ping to all Pokemon GO servers. The grid below is coded in a manner that helps you easily sort the ping results and compare the results. It is also possible to ping any particular server you want instead of pinging all servers.
|Northern Virginia (U.S.)|
|Northern California (U.S.)|
|Seoul, South Korea|
These are all of the real-time servers status' for PGO servers for each region. This information can be helpful for you to troubleshoot any reachability errors from your end. You can see the server data, including connection quality and the list of outages reported for each Pokemon server.