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For Italy, PingER monitors hosts 7 hosts. They are in Bologna, Udine, Rome, Pisa and Frascati. These are not the hardest hit areas (see here).
After removing one (vr1dx.fisica.uniud.it) which stopped responding on February 20, 2020 the IPDV for each of the Italian hosts appears as below:
There appears to be a dramatic drop in the IPDV for the target host speed.unidata.it in Bologna between the end of January and Feb 419h. Italy's first COVID-19 case was announced February 19th, thus it is doubtful this drop has anything to do with COVID-19.
More Information.
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