=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Connection: close
Date: Mon, 29 Jul 2019 01:39:40 GMT
Server: Apache
Link: &lt;http://rootwirefestival.com/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;, &lt;http://rootwirefestival.com/&gt;; rel=shortlink
X-Cache: Miss from cloudfront
Via: 1.1 495532b0efe43a0c4d32da9e6929277f.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: IAD79-C2
X-Amz-Cf-Id: ZwVmKHOwZhGjxO0XthtQiHlpX5duj9cVrFPmxctFkL8_-ByonXnr6Q==

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: rootwirefestival.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.