Looks like a variation of the Netscape bookmark format. https://learn.microsoft.com/en-us/previous-versions/windows/internet-explorer/ie-developer/platform-api

Looks like a variation of the Netscape bookmark format. https://learn.microsoft.com/en-us/previous-versions/windows/internet-explorer/ie-developer/platform-apis/aa753582(v=vs.85) https://learn.microsoft.com/en-us/previous-versions/windows/...