Low (if part of a split archive); High (if an unknown standalone .exe)
Standard compression tools like WinZip use numbered extensions (like .Z01, .Z22) when a large archive is split into multiple parts. A ".Z22" file would be the 22nd part of a larger split ZIP archive. Download AZ22AZ zip
The identifier "az2z" (often confused with AZ22) is a specialized command used by Akamai TechDocs to index ZIP files. This allows a CDN to serve individual files from within a ZIP without extracting the whole archive on the server. Low (if part of a split archive); High