=== HTTP-Code: 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: Apache
Location: http://www.apple.com/de/macos/what-is/
Content-Type: text/html; charset=iso-8859-1
Content-Length: 0
Cache-Control: max-age=547
Expires: Tue, 03 Jan 2017 12:36:23 GMT
Date: Tue, 03 Jan 2017 12:27:16 GMT
Connection: close

HTTP/1.1 200 OK
Server: Apache
X-Frame-Options: SAMEORIGIN
X-Xss-Protection: 1; mode=block
Accept-Ranges: bytes
X-Content-Type-Options: nosniff
Content-Type: text/html; charset=UTF-8
Content-Length: 0
Cache-Control: max-age=600
Expires: Tue, 03 Jan 2017 12:37:16 GMT
Date: Tue, 03 Jan 2017 12:27:16 GMT
Connection: close

Request headers
================
HEAD /de/macos/what-is/ HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: www.apple.com
Accept: */*
Referer: https://mompreneurs.de
Connection: close


Link ist valide.