I port forwarded 80 and 443 to the IP of my server behind my router. To my knowledge my internet provider does not block 80 or 443, in fact I switched from my old provider because they did block 80 and 443. However I’m still getting this failed challenge error. I have a feeling it might be due the U…

Does letsencrypt require a UFW rule? Ubuntu 16.04LTS

sahsanu October 6, 2016, 10:53pm 7

Since yesterday, Certbot 0.9.0 release supports DNS challenge too

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