=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: Varnish
Retry-After: 0
Location: https://www.labnol.org/internet/website-uptime-monitor/21060/
Content-Length: 0
Accept-Ranges: bytes
Date: Sun, 28 Nov 2021 21:19:31 GMT
Connection: close
X-Served-By: cache-tyo11926-TYO
X-Cache: HIT
X-Cache-Hits: 0
X-Timer: S1638134372.888549,VS0,VE0

HTTP/1.1 200 OK
Connection: close
Content-Length: 135042
Cache-Control: cache-control: public, max-age=0, must-revalidate
Content-Type: text/html; charset=utf-8
Etag: &quot;5039ba00408a1fb032e9a95a855af1ade2517f572b390c0e42d6dc1720c34319&quot;
Last-Modified: Fri, 19 Nov 2021 14:28:43 GMT
Strict-Transport-Security: max-age=31556926
Accept-Ranges: bytes
Date: Sun, 28 Nov 2021 21:19:32 GMT
X-Served-By: cache-tyo11920-TYO
X-Cache: MISS
X-Cache-Hits: 0
X-Timer: S1638134372.082227,VS0,VE767
Vary: x-fh-requested-host, accept-encoding

Request headers
================
HEAD /internet/website-uptime-monitor/21060/ HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: www.labnol.org
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.