>>11007
>>11029

not sure what makes this notable

>>11048

its a HTTP request with headers, same as browser would make.

Host = the site/app to route to. typically used when multiple sites are hosted on the same server(s).
Connection = determines whether the connection is kept persistently connected or not
Upgrade-Insure-Requests = one way to redirect user from http => https
X-ANYTHING = extensions, users can define at will. typically see in spam filtering, proxies, etc
Accept/Accept-Langauge/Accept-Encoding = specify what the client, ex your browser is willing to accept back from the server.