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<?php $testURL = 'http://validator.w3.org/check?uri=http://forums.phpfreaks.com/topic/169441-get-headers-problems/'; $headers = get_headers($testURL, 1); echo $headers; ?>
Output for git.master, git.master_jit, rfc.property-hooks
Warning: get_headers(): php_network_getaddresses: getaddrinfo for validator.w3.org failed: System error in /in/REDZ4 on line 4 Warning: get_headers(http://validator.w3.org/check?uri=http://forums.phpfreaks.com/topic/169441-get-headers-problems/): Failed to open stream: php_network_getaddresses: getaddrinfo for validator.w3.org failed: System error in /in/REDZ4 on line 4

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