Apparently, this is still an issue with Let's Encrypt certificates. I have 30 plus websites running across multiple hosting companies. There certificates were installed via the hosting company interface - aka I clicked a button and filled in domain name and an email address. Every website is failing…

[image] stevedigital: I just realized, this seems to be an issue with only the "www" version of the website. Without adding www in front of the domain name, it works Correct! Because the Subject CN and Alternative names (SAN) do not contain www.thesarasotaplumber.com in them [image]

Hello @stevedigital , welcome to the Let's Encrypt community. :slightly_smiling_face: I do not find any Root 1 here Chain of Trust - Let's Encrypt and DST Root CA X3 has expired and not a Let's Encrypt's self signed Root Certificate see here: DST Root CA X3 Expiration (September 2021) - Let's Encr…

Website: https://thesarasotaplumber.com/ What I see: [image] This is running on WordPress. Hosted via CloudWays on Digital Ocean servers.

I just realized, this seems to be an issue with only the "www" version of the website. Without adding www in front of the domain name, it works

[image] stevedigital: https://thesarasotaplumber.com/ This is what I see on Windows 10 with Firefox 106.0.3 (64-bit) [image] And again Windows 10 with Google Chrome Version 107.0.5304.88 (Official Build) (64-bit) I see: [image]

That's not a Chrome error. Do you have some kind of browser extension, firewall, antivirus messing up your network?

https://www.ssllabs.com/ssltest/analyze.html?d=thesarasotaplumber.com is not having any issues either.

I think this URL is the issue - looks like there is a missing CNAME record https://www.thesarasotaplumber.com/

Thanks @Bruce5051 - very grateful for your assistance!

You are welcome @stevedigital , have a pleasant rest of the day. :slightly_smiling_face:

DST Root CA X3 Expiration

Help

Bruce5051 November 1, 2022, 6:49pm 3

Also this maybe of help as well Long (default) and Short (alternate) Certificate Chains Explained

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DST Root CA X3 Expiration

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