=== HTTP-Code: 200 ===

Response headers
================
HTTP/1.1 200 OK
Cache-Control: no-store, no-cache
X-Content-Type-Options: nosniff
Strict-Transport-Security: max-age=15768000
X-XSS-Protection: 1; mode=block
X-FRAME-OPTIONS: DENY
X-Trello-Version: 1.856.0
X-Trello-Environment: Production
Content-Type: text/html; charset=utf-8
Content-Length: 66846
ETag: W/&quot;AjPL1aNrROawdSdYX41jMQ==&quot;
Vary: Accept-Encoding
Date: Sun, 01 Jan 2017 03:08:05 GMT
Connection: close
Set-Cookie: dsc=bd84eb5fd8e3b027f97edb4719edb0196f64ed8d024ac42ace6ace7f6f4e0b36; Path=/; Expires=Wed, 04 Jan 2017 03:08:05 GMT; Secure
Set-Cookie: mab=77296; Path=/; Expires=Tue, 31 Jan 2017 03:08:05 GMT

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


Link ist valide.