Check if the given URL is reachable with php && curl

is_url_reachable.php

<?php

/**
 * Check if the URL is reachable.
 *
 * @param string $url
 *   The URL to check.
 * @return this
 * @throws \LogicException
 */
public function checkReachability($url) {
  $ch = curl_init($url);
  curl_setopt_array($ch, [
    CURLOPT_AUTOREFERER    => true,
    CURLOPT_CONNECTTIMEOUT => 5,
    CURLOPT_ENCODING       => "",
    CURLOPT_FOLLOWLOCATION => true,
    CURLOPT_MAXREDIRS      => 1,
    CURLOPT_NOBODY         => true,
    CURLOPT_SSL_VERIFYHOST => false,
    CURLOPT_SSL_VERIFYPEER => false,
    CURLOPT_TIMEOUT        => 5,
    // It's very important to let other webmasters know who's probing their servers.
    CURLOPT_USERAGENT      => "Mozilla/5.0 (compatible; StackOverflow/0.0.1; +https://codereview.stackexchange.com/)",
  ]);
  curl_exec($ch);
  $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
  curl_close($ch);
  if ($code !== 200) {
    throw new LogicException("The URL doesn’t exists (more specifically isn’t reachable).");
  }
  return $this;
}

?>