We are experiencing issues since our SSL certificate was renewed and comes from Google Trust Services. This is very much similar to this issue:
Can’t request our own API with a java client, some customers can’t access either (we don’t know their device at this point).
How can I order a new certificate from some other authority?
Can I deploy the backup certificate?
Interestingly I tried buying Advanced Certificate Manager and it fails with this error:
https://cfl.re/3VUQyyL for assistance. The zone you are trying to open a subscription for is banned. (Code: 1322)