=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Mon, 29 Jul 2019 01:48:08 GMT
Server: Apache
X-Content-Type-Options: nosniff
Location: https://ilga.org/
Cache-Control: max-age=1209600
Expires: Mon, 12 Aug 2019 01:48:08 GMT
Connection: close
Content-Type: text/html; charset=iso-8859-1

HTTP/1.1 200 OK
Date: Mon, 29 Jul 2019 01:48:08 GMT
Server: Apache
X-Drupal-Cache: HIT
Content-Language: en
X-Frame-Options: SAMEORIGIN
Cache-Control: public, max-age=900
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Vary: Cookie,Accept-Encoding
X-Content-Type-Options: nosniff
Upgrade: h2
Connection: Upgrade, close
Etag: &quot;1564358247-0&quot;
Last-Modified: Sun, 28 Jul 2019 23:57:27 GMT
Content-Type: text/html; charset=utf-8

Request headers
================
HEAD / 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: ilga.org
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.