Let's Encrypt Uptime - Comparing 2019 with 2016/17

97.9% ... there was another partial disruption (timeouts on API) .. excluding that one as well would end up in 99.7%.

OCSP - I could see only 2 incidents - both short 5 and 7 minutes (> 99.99%) but it's not clear here, whether lengths reflect the real downtime - or whether they may not include the time between the first reports and LE starting looking into it.
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