=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: nginx/1.18.0 (Ubuntu)
Date: Wed, 24 Nov 2021 12:15:47 GMT
Content-Type: text/html
Content-Length: 178
Connection: close
Location: https://chir.ag/projects/tip-of-my-tongue/

HTTP/1.1 200 OK
Server: nginx/1.18.0 (Ubuntu)
Date: Wed, 24 Nov 2021 12:15:48 GMT
Content-Type: text/html; charset=UTF-8
Connection: close

Request headers
================
HEAD /projects/tip-of-my-tongue/ HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: chir.ag
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.