For my needs, I ended up using request headers to limit access rather than IP.

Hello Kiran,I have a similar request to that of the original poster in the referenced post from 2018 above. My organization is looking for official documentation or test results from Adobe itself.  After pressing my org's contact at Adobe a bit, we were provided with a doc titled: "Adobe® Experience...

Small update:Adobe won't provide the range.Alternative, I can use dedicated IP egress, but I am using flexible port for Splunk and cannot implement both.

Thanks for the reply Santosh.After re-reading my question, I realize it was a bit confusing. I need the CIDR of Adobe. For the purpose of adding Adobe's ranges to an external service.

What is the CIDR range for AEMaaCS?I'd like to add the AEM ip range to an allow-list of one of my organization's external services.