almost all of the namecheap.com logins do work, exept the ones that have a returnurl ..
the initial call is made via https://ap.namecheap.com/.....
redirects back to https://www.namecheap.com/myaccount/login-signup/?ReturnUrl=....
here is the json of the page structure
here is a screenshoot where 1passort suggests a new password while the matching record is right below it
1Password Version: 7.9.5
Extension Version: 2.3.5
OS Version: macos 11.6.6