On August 01, 2020, 08:34 AM UTC, https://protonmail.com presented signs of DNS tampering on AS39709 in Russia. This might mean that https://protonmail.com was blocked, but [false positives](https://ooni.org/support/faq/#why-do-false-positives-occur) can occur. Please explore the network measurement data below.
OONI Probe version
Measurement Kit version