<!DOCTYPE html> <html> <head> <script> window.onload = function() { window.location.href = "/lander"; }; </script> </head> <body> </body> </html>
You can type viewhtmlonline.com in front of any url you're browsing and it will show you the source.
viewhtmlonline.com
For example: viewhtmlonline.com/https://temp.cool
viewhtmlonline.com/https://temp.cool