=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Wed, 01 Dec 2021 17:16:24 GMT
Connection: close
Server: ATS
Cache-Control: no-store
Content-Type: text/html
Content-Language: en
X-Frame-Options: DENY
X-Content-Type-Options: nosniff
Referrer-Policy: strict-origin-when-cross-origin
Content-Security-Policy: sandbox allow-scripts; default-src 'self'; img-src https:; style-src 'unsafe-inline'; script-src 'unsafe-inline'; report-uri http://csp.yahoo.com/beacon/csp?src=redirect
Location: http://developer.yahoo.com/
Content-Length: 4391

HTTP/1.1 301 Redirect
Date: Wed, 01 Dec 2021 17:16:25 GMT
Connection: close
Server: ATS
Cache-Control: no-store
Location: https://developer.yahoo.com/
Content-Type: text/html
Content-Language: en
Content-Length: 310

HTTP/1.1 200 OK
referrer-policy: no-referrer-when-downgrade
strict-transport-security: max-age=15552000
x-frame-options: SAMEORIGIN
x-powered-by: Express
cache-control: private, max-age=0, no-cache
content-security-policy-report-only: default-src 'none'; connect-src 'self' *.yimg.com https://www.google-analytics.com *.yahoo.com *.doubleclick.net; font-src 'self' *.bootstrapcdn.com; frame-src 'self' *.soundcloud.com *.twitter.com; img-src 'self' data: *.yimg.com https://www.google-analytics.com *.yahoo.com https://www.google.com/ads/ga-audiences *.pendo.io *.twitter.com *.twimg.com; script-src 'self' 'nonce-6HEhnowRbTOeiMvaoSvazg==' *.yimg.com https://www.google-analytics.com https://ssl.google-analytics.com *.github.com/flurrydev/ *.pendo.io *.twitter.com *.twimg.com; style-src 'self' 'unsafe-inline' *.yimg.com *.twitter.com *.twimg.com https://github.githubassets.com/assets/ *.bootstrapcdn.com; report-uri /csp-report
content-type: text/html; charset=utf-8
content-length: 60536
etag: W/&quot;ec78-WuDSZ7VZyOgi6fCONOhj2ReXjjs&quot;
vary: Accept-Encoding
set-cookie: B=5u8h8tlgqfbfa&amp;b=3&amp;s=46; expires=Wed, 01-Dec-2022 17:16:26 GMT; path=/; domain=.yahoo.com
date: Wed, 01 Dec 2021 17:16:27 GMT
x-envoy-upstream-service-time: 1118
server: ATS
Age: 1
Connection: close
Expect-CT: max-age=31536000, report-uri=&quot;http://csp.yahoo.com/beacon/csp?src=yahoocom-expect-ct-report-only&quot;
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff

Request headers
================
HEAD / HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: developer.yahoo.com
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.