curl -I -X HEAD --header "Range: bytes=50-100" http://localhost/Default.aspx
HTTP/1.1 206 Partial Content
Date: Thu, 18 Jan 2018 13:41:11 GMT
Server: Apache/2.4.18 (Ubuntu)
Last-Modified: Wed, 17 Jan 2018 00:51:47 GMT
ETag: "6b1-562ee4085cae9"
Accept-Ranges: bytes
Content-Length: 51
Content-Range: bytes 50-100/1713
Content-Type: application/x-asp-net