Sibmail.ru had its availability checked 15 times during the 1 451 days from November 28, 2020, onward. Throughout the whole testing period, sibmail.ru was up 15 times, the most recent uptime was on August 6, 2024, when a code 200 was received. No instances of unavailability for sibmail.ru were detected during inspections conducted as of November 19, 2024. All responses were found to be error-free as of November 19, 2024, based on the received replies. Differing from 0.637 seconds on average, sibmail.ru responded in 0.781 seconds on August 6, 2024.