200 OK Connection: close Date: Fri, 24 Feb 2017 20:55:52 GMT Accept-Ranges: bytes ETag: "a9f0111-6f-50c1232b1a1c0" Server: Apache/2.2.29 (Unix) mod_ssl/2.2.29 OpenSSL/0.9.8e-fips-rhel5 mod_bwlimited/1.4 Content-Length: 111 Content-Type: text/html Last-Modified: Wed, 07 Jan 2015 16:13:03 GMT Client-Date: Fri, 24 Feb 2017 20:55:52 GMT Client-Peer: 64.85.171.16:80 Client-Response-Num: 1

Usage: HEAD [-options] <url>... -m <method> use method for the request (default is 'HEAD') -f make request even if HEAD believes method is illegal -b <base> Use the specified URL as base -t <timeout> Set timeout value -i <time> Set the If-Modified-Since header on the request -c <conttype> use this content-type for POST, PUT, CHECKIN -a Use text mode for content I/O -p <proxyurl> use this as a proxy -P don't load proxy settings from environment -H <header> send this HTTP header (you can specify several) -C <username>:<password> provide credentials for basic authentication -u Display method and URL before any response -U Display request headers (implies -u) -s Display response status code -S Display response status chain (implies -u) -e Display response headers (implies -s) -E Display whole chain of headers (implies -S and -U) -d Do not display content -o <format> Process HTML content in various ways -v Show program version -h Print this message