Posted By

goo on 01/14/13

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Last Edited at 01/14/13 10:07pm

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[PHP] Is Domain Avalaible

/ Published in: PHP

Want to know if a specific website is available? cURL is here to help. This script can be used with a cron job to monitor your websites.

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<?php

if (isDomainAvailible('http://www.css-tricks.com'))
       {
               echo "Up and running!";
       }
       else
       {
               echo "Woops, nothing found there.";
       }

//returns true, if domain is availible, false if not
       function isDomainAvailible($domain)
       {
               //check, if a valid url is provided
               if(!filter_var($domain, FILTER_VALIDATE_URL))
               {
                       return false;
               }

//initialize curl
               $curlInit = curl_init($domain);
               curl_setopt($curlInit,CURLOPT_CONNECTTIMEOUT,10);
               curl_setopt($curlInit,CURLOPT_HEADER,true);
               curl_setopt($curlInit,CURLOPT_NOBODY,true);
               curl_setopt($curlInit,CURLOPT_RETURNTRANSFER,true);

//get answer
               $response = curl_exec($curlInit);

curl_close($curlInit);

if ($response) return true;

return false;
       }
?>

URL: http://css-tricks.com/snippets/php/check-if-website-is-available/

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