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My domain is: home.unruly1.com
I ran this command: certbot-auto renew
It produced this output: Attempting to renew cert (home.unruly1.com) from /etc/letsencrypt/renewal/home.unruly1.com.conf produced an unexpected error: Failed authorization procedure. home.unruly1.com (http-01): urn:acme:error:connection :: The server could not connect to the client to verify the domain :: Fetching https://home.unruly1.com,/.well-known/acme-challenge/nr5vlmOtWSkIMI-wfZhtvahZBDVFgFRDWQlGGeJQUtk: Error getting validation data. Skipping.
My web server is (include version): nginx
The operating system my web server runs on is (include version): ubuntu 14
My hosting provider, if applicable, is: self
I can login to a root shell on my machine (yes or no, or I don’t know): yes
I’m using a control panel to manage my site (no, or provide the name and version of the control panel): no