Provide insights into the received headers. There are standard headers for HTTP requests. Mark received standard headers green and link to some documentation or explanation of their intended usage. If there might be a problem with their usage, mark them yellow. If they are deprecated or their usage is not recommended in any way, make them red. Do the same for their values. Green if ok, yellow if the format might be wrong or if there is some other problem. Mark them as red if the value is not allowed. If it is a free form header mark is as white. All other non standard headers should remain white.
Provide insights into the received headers. There are standard headers for HTTP requests. Mark received standard headers green and link to some documentation or explanation of their intended usage. If there might be a problem with their usage, mark them yellow. If they are deprecated or their usage is not recommended in any way, make them red. Do the same for their values. Green if ok, yellow if the format might be wrong or if there is some other problem. Mark them as red if the value is not allowed. If it is a free form header mark is as white. All other non standard headers should remain white.