# get site headers if it is reachable

  # create the agent
  my $ua = new LWP::UserAgent;
  my $url = "https://" . $site;

  # try to connect
  my $resp = $ua->get($url);

  # we don't care if the response code is a 200, 300, or 400 but 500 is still a
  # bad thing

  if ($resp->code >= 500) {
    $resp_line = $resp->status_line ? $resp->status_line : "Unable to connect to " .  $site;

    $resp_headers = "";
    $status_color = "red";
  } else {
    $resp_line = $resp->protocol . " " . $resp->status_line;
    $resp_headers = $resp->headers_as_string;

    chomp($resp_headers);
  }

  # calculate Elapsed Time
  my $et = tv_interval ($t0);

  my $time = localtime;

  my $httpout = sprintf $HTTPFMT, $site, "http", $status_color, $time, $url, $resp_line, $resp_headers, $et;

  # send output to xymon
  send_2_xymon($XYMON_SVR, $XYMON_PORT, $httpout);