Just the domain name, without www. This is a required field.
Better in a short format. For example, 201905 (means end of May 2019). If not filled in, we get the latest available content.
Attention! You set the time period too narrow. We recommend leaving this field empty.
The same format as with "To timestamp". If not set in very rare cases you can get some extra content from the ancient versions. We recommend to leave this empty.
It is important to use a working e-mail.