$ lwp-request -E http://93.184.216.34:80
GET http://93.184.216.34:80
User-Agent: lwp-request/6.15 libwww-perl/6.15
404 Not Found
Connection: close
Date: Thu, 16 Jun 2016 23:26:51 GMT
Server: ECS (rhv/81A7)
Content-Length: 345
Content-Type: text/html
Client-Date: Thu, 16 Jun 2016 23:37:48 GMT
Client-Peer: 93.184.216.34:80
Client-Response-Num: 1
Title: 404 - Not Found
404 - Not Found
404 - Not Found
$ lwp-request -E http://93.184.216.34:80 -Hhost:example.com
GET http://93.184.216.34:80
Host: example.com
User-Agent: lwp-request/6.15 libwww-perl/6.15
200 OK
Cache-Control: max-age=604800
Connection: close
Date: Thu, 16 Jun 2016 23:27:01 GMT
Accept-Ranges: bytes
ETag: "359670651"
Server: ECS (rhv/81A7)
Vary: Accept-Encoding
Content-Length: 1270
Content-Type: text/html
Expires: Thu, 23 Jun 2016 23:27:01 GMT
Last-Modified: Fri, 09 Aug 2013 23:54:35 GMT
Client-Date: Thu, 16 Jun 2016 23:37:58 GMT
Client-Peer: 93.184.216.34:80
Client-Response-Num: 1
Title: Example Domain
X-Cache: HIT
X-Ec-Custom-Error: 1
X-Meta-Charset: utf-8
X-Meta-Viewport: width=device-width, initial-scale=1
Example Domain
...