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Snapshot Mar
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15, 6pm California time
There are some notable changes in some of the Round Trip Times (RTT) for the:
- 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 a step 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 noticed a step increase of almost 5msec around 2100 hours GMT followed by another step increase.
No response was seen from pings starting on 3/11/2022. Also the name mail.kipt.kharkov.us did not resolve to an address. 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. The host was no longer pingable from Mar 12, 2022 onwards. Also, the website no longer responded.
- The Lviv State University of Physical Culture, also saw a similar step increase of 20ms plus some instability and losses after Mar 8 07:07 and until just before Mar 8 16:37.
- Hostmaster (The https://www.hostmaster.ua) in Kyiv was no longer accessible starting Mar 15, 2022 web site originally in Kyiv moved to California as www.hostmaster.ua.cdn.cloudflare.net (104.18.24.87) sometime after Mar 9 and before Mar 15. The host hostmaster.ua (193.29.222.26) remained in Kyiv.
I also note that all the web servers (except ns.kiev.ua and as of 3/11/2022 mail.kipt.kharkov.ua) that PingER is monitoring and are responding are still serving web pages.
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| City | Site | Latitude | Longitude | URL |
| Luhansk | Taras Shevchenko National University | 49.28157 | 38.90258 | www.luguniv.edu.ua |
| Donetsk | Donetsk National Medical University | 48.0027 | 37.8278 | www.dnmu.com.ua |
| Mariupol | Mariupol State University | 47.1021 | 37.52356 | en.mdu.in.ua |
| Zaporizhzhia | Zaporizhia National University | 47.819 | 35.1811 | www.znu.edu.ua |
| Dnipro | Dnipro State Medical University | 48.46111 | 35.0544 | www.dpsmu.com |
| Kharkiv | Kharkov Institute of Physics and Technology | 50.0867 | 36.2522 | mail.kipt.kharkov.ua |
| Kharkiv | Simon Kuznets Kharkiv National University of Economics | 50.0139 | 36.22216 | www.hneu.edu.ua |
| Sumy | Sumy National Agrarian University | 50.8817 | 34.7756 | snau.edu.ua |
| Chernihiv | Chernihiv National University of Technology | 51.5051 | 31.33316 | wwwww.chnpu.edu.ua |
| Odessa | I. I. Michnikov National University | 46.4875 | 30.729 | www.onu.edu.ua |
| Kherson | Kherson National Technical University | 46.66879 | 32.6354 | www.kntu.net.us |
| Kherson | Kherson State Agricultural University | 46.6425 | 32.5821 | www.ksau.kherson.ua |
| Mykolaiv | National University of Shipbuilding | 46.9871 | 31.9836 | www.nuos-international.com.ua |
| Kyiv | Institute of Mathematics of NAS of Ukraine | 50.4443 | 30.5142 | www.imath.kiev.ua |
| Kyiv | Ukranian Internet Exchange | 50.4359 | 30.4981 | ix.net.ua |
| Kyiv | Kyiv Navigator | 50.4359 | 30.498 | ns.kiev.ua |
| Kyiv | Saint Michael's Monastery, Kyiv, | 50.4558 | 30.5208 | www.archangel.kiev.ua |
| Kyiv | Voice of Ukraine | 50.4558 | 30.5055 | www.golos.com.ua |
| Kyiv | Kyiv Academic University | 50.4667 | 30.3608 | www.kau.org.ua |
| Kyiv | Hostmaster | 50.4557 | 30.49 | www.hostmaster.ua |
| Vinnytsia | Vinnytsia National Technical University | 49.23388 | 28.41116 | www.vntu.edu.ua |
| Zhytomyr | Zhytomyr Ivan Franko State University | 50.24917 | 28.6718 | www.zu.edu.ua |
| Ternopil | Western Ukrainian National University | 49.5537 | 25.55945 | www.wunu.edu.ua |
| Lutsk | Lesya Ukrainka Volyn National University | 50.7470 | 25.3288 | www.vnu.edu.ua |
| Lviv | Lviv State University of Physical Culture | 49.84115 | 24.0205 | www.ldufk.edu.ua |
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As the war progressed we added more Ukrainian hosts to the list of monitored sites, and lost a few.
Map of monitored sites
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www.zu.edu.ua (Zhytomyr Ivan Franko State University, Zhytomyr, latitude longitude = 50.24917 28.6178)
www.wunu.edu.ua (Western Ukrainian National University, Ternopil, latitude longitude = 49.7954 27.8248)
www.vnu.edu.ua (Lesya Ukrainka Volyn National University, Luskt, latitude longitude 50.7470 25.3288)
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