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This page provides information on ping response times measured every 30 minutes from the SLAC National Lab (40 miles south of San Francisco in California, US) to sites in Ukraine around the time of the Russo Ukraine war in February 2022.
At the start of the war, the On 24 February 2022, the Russian President Vladimir Putin ordered an invasion of Ukraine by Russian Armed Forces previously concentrated along the border. At that time he PingER project was only monitoring 2 sites in Ukraine: mail.kipt.kharkov.ua and ns.kiev.ua. Since then we have added many more sites.
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- Odessa I. I. Michnikov National University a step up starting Feb 27, starting around 14:00 GMT, and then a larger step down on Feb 28 around 20:00 GMT.
Then again on Mar 2, 2022 there is a marked increase in RTT between 16:00 and 20:30. - the Western Ukrainian National University, which is farthest from the invading forces, saw a step up starting around 9:00am GMT Feb 25, 2020, then steps down on Feb 28 around noon and 20:00 GMT. Then on Mar 2 16:30-20:00 there is a burst of increased RTTs.
- There are a couple of bursts of increased RTTs seen from SLAC to Kyiv Academic University on Feb 28, 2022 11:00-12:00 and again on Mar 2, 17:00 - 18:30GMT.
- There is an increase in RTTs seen from DESY, Hamburg Germany to the Kharkov Institute of Physics and Technology starting 18:00 March 2, 2022 GMT.
- The Simon Kuznets Kharkiv National University of Economic, Kharkiv saw a step increase in RTT of about 8ms around 10:0am Mar 3, 2022 GMT
- The Vinnytsia National Technical University saw an RTT step upward of about 3 ms around 16:30 Mar 3, 2022 GMT.
- The Kharkiv Institute of Physics and Technology was no longer pingable from SLAC by name mail.kipt.kharkov.ua or address 193.239.180.1 after 13:15 Mar 3, 2022 GMT (5:15 am Mar 3, 2022) and returned around 7:30am Mar 4 GMT. Also the web page https://mail.kipt.kharkov.ua/ no longer responded during this period.
Also the RTT from SLAC to this host inoticed a step increase of almost 5msec around 2100 hours GMT followed by anthe bstep incrrease The National University of Shipbuilding, Mykolaiv saw no responses after 21:07 Mar 5 and before 2:27 Mar 6.
- The Chernihiv National University of Technology saw a step increase of 20ms plus some instability and losses after Mar 8 07:07 and until just before Mar 8 16:37.
I also note that all the web servers (except ns.kiev.us) that PingER is monitoring and are responding are still serving web pages.
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mail.kipt.kharkov.ua (Kharkov Institute of Physics and Technology, Kharkiv, latitude & longitude 50.0867 36.2522)
Monitored from SLAC
In more detail:
Monitored from DESY
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www.chnpu.edu.ua (Chernihiv National University of Technology, latitude longitude 51.5051 31.33316)
www.onu.edu.ua (Odessa I. I. Michnikov National University, latitude longitude 46.4875 30.7290)
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www.nuos-international.com.ua (National University of Shipbuilding, Mykolaiv, latitude & longitude 46.9871, 31.9836)
www.imath.kiev.us (Institute of Mathematics of NAS of Ukraine, Kyiv, latitude longitude = 50.443 30.5142)
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www.golos.com.ua (Voice of Ukraine, Kyiv, latitude longitude = 50.4558 30.5055)
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www.kau.org.ua (Kyiv Academic University, Kyiv, latitude longitude = 50.4667 30.3608)
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Ukraine Nuclear power plant at Zaporizhzhia Nuclear Power Plant in the city of Enerhodar
Ukraine maps: Ceasefire allows people to leave cities,
Other relevant items
According to https://hostmaster.ua/news/?pr20220226 "As of 2/.26/2022 the .UA domain registry company "Hostmeister" has transferred to European countries servers that ensure the operability of the .UA domain. Previously, the servers were located in Kiev."
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