Yes, of course. Make sure you enter the URL including https:// when you add your monitor.
Please sent a message to our support department.
Invoices are available at the My account page.
You can add up to 5 URLs for free.
You can add up to 5 premium URLs (1 minute monitoring) and another 20 free URLs (10 minutes monitoring).
Please go to our whitelist page for whitelisting options.