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This page provides information on ping response times measured every 30 minutes from the SLAC National Lab (40 miles South south of San Francisco in California, US) to sites in the Ukraine around the time of the Russo Ukraine war in February 2022.
At the start of the war, the PingER project was only monitoring 2 sites in Ukraine: mail.kipt.kharkov.ua and ns.kiev.ua. Since then we have added 4 5 more sites.
In addition one of the monitored sites (mail.kipt.kharkov.us) was a PingER Beacon site that was monitiored monitored from 11 PingER sites around the world, in particular, the closest monitoring site from the Ukraine was DESY in Hamburg Germany
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Click on the map to magnify.
Snapshot Feb
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27, noon California time
There is not much to see, the only marked change is from there are notable step changes in the Round Trip Times (RTT) for the Odessa I. I. Michnikov National University starting Feb 27, 14:07 GMT, and the Western Ukrainian National University, which is farthest from the invading forces. This site sees a step increase in Round Trip Times (RTT) around 9:00am GMT Feb 25, 2022. I also note that all the web servers PingER is monitoring are still serving web pages.
State of war noon 2/25/2022 California time from Wikipedia
Plots of PingER round trip times
mail.kipt.kharkov.ua (Kharkov
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Institute of Physics and Technology, Kharkiv, latitude & longitude 50.0867 36.2522)
Monitored from SLAC
Monitored from DESY
www.onu.edu.ua (Odessa I. I. Michnikov National University, latitude & longitude 46.4875 30.7290)
ix.net.ua(Ukranian Internet Exchange, Kyiv, latitude & longitude 50.4359 30.4981)
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