=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Content-Type: application/binary
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Pragma: no-cache
Expires: Mon, 01 Jan 1990 00:00:00 GMT
Date: Sat, 27 Nov 2021 01:18:55 GMT
Location: https://goo.gl/
Content-Length: 0
Server: ESF
X-XSS-Protection: 0
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
Connection: close

HTTP/1.1 301 Moved Permanently
Content-Type: application/binary
Vary: Sec-Fetch-Dest, Sec-Fetch-Mode, Sec-Fetch-Site
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Pragma: no-cache
Expires: Mon, 01 Jan 1990 00:00:00 GMT
Date: Sat, 27 Nov 2021 01:18:55 GMT
Location: https://developers.googleblog.com/2018/03/transitioning-google-url-shortener.html
Content-Length: 0
Strict-Transport-Security: max-age=31536000
Cross-Origin-Opener-Policy: unsafe-none
Content-Security-Policy: script-src 'nonce-I68OLrNs2YKMZBS6/i0GJg' 'unsafe-inline';object-src 'none';base-uri 'self';report-uri /_/DurableDeepLinkUi/cspreport;worker-src 'self'
Content-Security-Policy: require-trusted-types-for 'script';report-uri /_/DurableDeepLinkUi/cspreport
Cross-Origin-Resource-Policy: same-site
Server: ESF
X-XSS-Protection: 0
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
Alt-Svc: h3=&quot;:443&quot;; ma=2592000,h3-29=&quot;:443&quot;; ma=2592000,h3-Q050=&quot;:443&quot;; ma=2592000,h3-Q046=&quot;:443&quot;; ma=2592000,h3-Q043=&quot;:443&quot;; ma=2592000,quic=&quot;:443&quot;; ma=2592000; v=&quot;46,43&quot;
Connection: close

HTTP/1.1 200 OK
Strict-Transport-Security: max-age=86400; includeSubDomains
Content-Type: text/html; charset=UTF-8
Expires: Sat, 27 Nov 2021 01:18:55 GMT
Date: Sat, 27 Nov 2021 01:18:55 GMT
Cache-Control: private, max-age=0
Last-Modified: Fri, 26 Nov 2021 22:27:06 GMT
ETag: W/&quot;2efc65eb884ecbddfacb3e5e6fa0481fabd839aeab532614b6b7b89f0c4a43c5&quot;
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
Content-Length: 0
Server: GSE
Alt-Svc: h3=&quot;:443&quot;; ma=2592000,h3-29=&quot;:443&quot;; ma=2592000,h3-Q050=&quot;:443&quot;; ma=2592000,h3-Q046=&quot;:443&quot;; ma=2592000,h3-Q043=&quot;:443&quot;; ma=2592000,quic=&quot;:443&quot;; ma=2592000; v=&quot;46,43&quot;
Connection: close

Request headers
================
HEAD /2018/03/transitioning-google-url-shortener.html HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: developers.googleblog.com
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.