The cert.pem, fullchain.pem, and privkey.pem change every time the Certificate is renewed.
If you have Linux, you can setup lsync on Server A to sync the changes to Server B.
The cert.pem, fullchain.pem, and privkey.pem change every time the Certificate is renewed.
If you have Linux, you can setup lsync on Server A to sync the changes to Server B.