Differences

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--- curl:check_http_headers [2019/11/27 00:04] – removed peter
+++ curl:check_http_headers [2020/09/25 12:57] (current) – created 192.168.1.1
@@ Line 1: / Line 1: @@
+====== Curl - Check HTTP Headers ======
+<code bash>
+curl -Ls -o /dev/null -D - sharewiz.net
+</code>
+  * -L  Follow redirects
+  * -s  Silent mode. Don't show progress meter or error messages.
+  * -D  Write the protocol headers to the specified file.
+returns:
+<code bash>
+HTTP/1.1 200 OK
+Server: nginx
+Date: Fri, 01 Jul 2016 23:24:21 GMT
+Content-Type: text/html
+Content-Length: 28277
+Last-Modified: Thu, 30 Jun 2016 23:16:03 GMT
+Connection: keep-alive
+ETag: "5775a833-6e75"
+Accept-Ranges: bytes
+</code>
+----
+===== Alternative method =====
+<code bash>
+curl --head http://www.sharewiz.net/
+</code>
+returns:
+<code bash>
+HTTP/1.1 200 OK
+Server: nginx
+Date: Fri, 01 Jul 2016 23:47:49 GMT
+Content-Type: text/html
+Content-Length: 28277
+Last-Modified: Thu, 30 Jun 2016 23:16:03 GMT
+Connection: keep-alive
+ETag: "5775a833-6e75"
+Accept-Ranges: bytes
+</code>
+----
+===== Check any specific resource =====
+<code bash>
+curl --head http://www.google.com/logo_plain.jpg
+</code>
+----
+===== Dump document headers to a file =====
+<code bash>
+curl --dump-header headers.txt http://www.google.com/
+</code>