=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Content-Type: image/png
Content-Length: 14562
Connection: close
Date: Tue, 30 Nov 2021 05:19:30 GMT
Last-Modified: Wed, 06 Feb 2013 14:37:49 GMT
ETag: &quot;2185e3b5fe7885a5c462bc4bd1a2a626&quot;
Expires: Sat, 04 Feb 2023 14:37:48 +0000
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X-Amz-Cf-Id: mN1ed0gxBy33SEsoII4WI7VwtLR4Goe_fSkPESfuKypsAxoYxtXw_w==

Request headers
================
HEAD /images/2013/02/pdf-mergy0.png HTTP/1.1
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Connection: close


Link is valid.