=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 302 Found : Moved Temporarily
Location: https://www.un.org/documents/ecosoc/res/1996/eres1996-31.htm
Connection: close
Cache-Control: no-cache
Pragma: no-cache

HTTP/1.1 200 OK
Date: Mon, 29 Jul 2019 01:48:00 GMT
Server: Apache
Last-Modified: Wed, 22 Mar 2000 21:35:04 GMT
ETag: &quot;bbb2-36370c3e23200&quot;
Accept-Ranges: bytes
Content-Length: 48050
Keep-Alive: timeout=5, max=92
Connection: Keep-Alive
Content-Type: text/html
Strict-Transport-Security: max-age=7776000
Set-Cookie: citrix_ns_id=Qk0uBAO7CC+35+PbdVTHYmgBl1A0000; Domain=.un.org; Path=/; HttpOnly

Request headers
================
HEAD /documents/ecosoc/res/1996/eres1996-31.htm HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Host: www.un.org
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.