HTTP/2
From Hostek.com Wiki
HTTP/2 is a successor to the http/1.1 protocol. It is based on the SPDY protocol and offers some improvements over http/1.1, such as http header compression, server push, multiplexing, and pipelining.
Support for HTTP/2
Below is a Matrix showing support for http/2:
| Server | HTTP/2 Support |
|---|---|
| IIS 7.5 (Windows Server 2008 R2) | No |
| IIS 8.5 (Windows Server 2012 R2) | No |
| IIS 10 (Windows Server 2016) | Yes |
| Apache 1.x | No |
| Apache 2.2 | No |
| Apache 2.4.17 and newer | With mod_http2 enabled |