During the renewal process I get the error message: Renewing an existing certificate Attempting to renew cert ( irish-wolfhound-of-lough-ree.de ) from /etc/letsencrypt/renewal/irish-wolfhound-of-lough-ree.de.conf produced an unexpected error: HTTPSConnectionPool(host=‘ acme-v02.api.letsencrypt.org ’, …

HTTPSConnectionPool(host=‘acme-v02.api.letsencrypt.org’, port=443): Read timed out

JuergenAuer March 5, 2020, 10:20am 14

what says

traceroute acme-v02.api.letsencrypt.org

Perhaps reduce your MTU to 1300 or 1100. Sometimes that helps.

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