=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Location: http://developers.google.com/soap-search/?csw=1
Content-Type: text/html; charset=UTF-8
X-Content-Type-Options: nosniff
Date: Fri, 03 Dec 2021 01:16:45 GMT
Expires: Fri, 03 Dec 2021 01:46:45 GMT
Cache-Control: public, max-age=1800
Server: sffe
Content-Length: 244
X-XSS-Protection: 0
Connection: close

HTTP/1.1 301 Moved Permanently
Location: https://developers.google.com/soap-search/?csw=1
X-Cloud-Trace-Context: a5de5614345cdb1d9e1134086d90af34
Date: Fri, 03 Dec 2021 01:16:45 GMT
Content-Type: text/html
Server: Google Frontend
Transfer-Encoding: chunked
Connection: close

HTTP/1.1 301 Moved Permanently
Content-Type: text/html; charset=utf-8
Location: https://developers.google.com/?csw=1
Cache-Control: no-cache, must-revalidate
Pragma: no-cache
Set-Cookie: _ga_devsite=GA1.3.1844149254.1638494205; Expires=Sun, 03-Dec-2023 01:16:45 GMT; Max-Age=63072000; Path=/
Content-Security-Policy: base-uri 'self'; object-src 'none'; script-src 'strict-dynamic' 'unsafe-inline' https: http: 'nonce-Um919H1WJRYg2cD4PlP6pqRvE7wc+s' 'unsafe-eval'; report-uri https://csp.withgoogle.com/csp/devsite/v2
Strict-Transport-Security: max-age=63072000; includeSubdomains; preload
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 0
X-Content-Type-Options: nosniff
Expires: Fri, 01 Jan 1990 00:00:00 GMT
X-Cloud-Trace-Context: f4a8fff7c76239060e983a2fe7b41f6d
Content-Length: 221
Date: Fri, 03 Dec 2021 01:16:45 GMT
Server: Google Frontend
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
Last-Modified: Tue, 30 Nov 2021 17:00:49 GMT
Content-Type: text/html; charset=utf-8
Set-Cookie: _ga_devsite=GA1.3.2777005857.1638494206; Expires=Sun, 03-Dec-2023 01:16:46 GMT; Max-Age=63072000; Path=/
Content-Security-Policy: base-uri 'self'; object-src 'none'; script-src 'strict-dynamic' 'unsafe-inline' https: http: 'nonce-bKyMKV7LytpDtoQFREKrOoNw1bcZqv' 'unsafe-eval'; report-uri https://csp.withgoogle.com/csp/devsite/v2
Strict-Transport-Security: max-age=63072000; includeSubdomains; preload
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 0
X-Content-Type-Options: nosniff
Cache-Control: no-cache, must-revalidate
Expires: 0
Pragma: no-cache
X-Cloud-Trace-Context: 95931612b3d72c39f31c07a759e8b08d
Content-Length: 138388
Date: Fri, 03 Dec 2021 01:16:46 GMT
Server: Google Frontend
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 /?csw=1 HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: developers.google.com
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.