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<?php // get host name from URL preg_match('@^(?:http://)?([^/]+)@i', "http://example.uk.com", $matches); $host = $matches[1]; // get last two segments of host name preg_match('/([^.]+)\.[^.]+$/', $host, $matches); echo "domain name is: {$matches[1]}\n";
Output for git.master, git.master_jit, rfc.property-hooks
domain name is: uk

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