My domain is: dermottft2.duckdns.org
I ran this command: wget -O - -v “https://dermottft2.duckdns.org/webtrees/index.php?route=/webtrees/reminder-cron/run&key=lz5bat6RW1MXLCFQ”
It produced this output: --2020-06-02 09:28:35-- https://dermottft2.duckdns.org/webtrees/index.php?route=/webtrees/reminder-cron/run&key=lz5bat6RW1MXLCFQ
Resolving dermottft2.duckdns.org (dermottft2.duckdns.org)… 184.108.40.206
Connecting to dermottft2.duckdns.org (dermottft2.duckdns.org)|220.127.116.11|:443… connected.
ERROR: The certificate of ‘dermottft2.duckdns.org’ is not trusted.
ERROR: The certificate of ‘dermottft2.duckdns.org’ doesn’t have a known issuer.
My web server is (include version): Apache 2.4.41
The operating system my web server runs on is (include version): Fedora 30
My hosting provider, if applicable, is: N/A
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
The version of my client is (e.g. output of
certbot --version or
certbot-auto --version if you’re using Certbot): 1.3.0
This may go back to when the server was upgraded from Fedora 29 to Fedora 30. Had to redo the certs but did not notice any issues at the time. Certbot is in the crontab to run nightly.