"\x0a\x0d"
"HTTP/1.0"
"HTTP/1.1"
"100"
"200"
"301"
"400"
"Server:"
"Last-Modified:"
"Content-Type:"
"text/html"
"charset=UTF-8"
"Accept-Ranges:"
"bytes"
"Content-Length:"
"Transfer-Encoding:"
"compress"
"exi"
"gzip"
"identity"
"pack200-gzip"
"br"
"deflate"
"bzip2"
"lzma"
"xz"
"Content-Encoding:"
"chunked"
"Connection:"
"close"
"Date:"
"Expires:"
"Fri, 31 Dec 1999 23:59:59 GMT"
"Cache-Control:"
"no-cache"
"no-store"
"must-revalidate"
"Pragma:"
"no-cache"
"Host:"