What is https ssl.gstatic.com ui v1 icons mail images cleardot.gif

A curious question!

https://ssl.gstatic.com/ui/v1/icons/mail/images/cleardot.gif is a URL that points to a small image file hosted on Google's servers.

Here's a breakdown of the URL:

• https indicates that the connection is secure and uses the HTTPS protocol.
• ssl.gstatic.com is the domain name of the server hosting the image. ssl is likely an abbreviation for "secure socket layer," which is a predecessor to TLS (Transport Layer Security), a cryptographic protocol used to secure online communications. reg is likely a reference to the company's name, Google (formerly known as Google Registry).
• ui stands for "user interface," which suggests that this image is related to a user interface component.
• v1 indicates that this is version 1 of the image.
• icons suggests that this image is an icon, which is a small graphical element used to represent an object, concept, or action.
• mail is likely a reference to the Google Mail (Gmail) service, which is a popular email service provided by Google.
• images is a directory containing image files.
• cleardot.gif is the actual image file name. A "clear dot" is a small, transparent dot (.) that is often used as a placeholder or separator in user interfaces.

In summary, this URL points to a small, transparent dot image file that is likely used in the Google Mail (Gmail) user interface to separate or distinguish between different elements, such as email messages or folders.