Scan the  Web/URL (dict) and update the status key.

def _web_scan(self, web):
        """Scan the  Web/URL (dict) and update the status key."""
        try:
            req = requests.head(web['url'],
                                allow_redirects=True,
                                verify=web['ssl_verify'],
                                proxies=web['proxies'],
                                timeout=web['timeout'])
        except Exception as e:
            logger.debug(e)
            web['status'] = 'Error'
            web['elapsed'] = 0
        else:
            web['status'] = req.status_code
            web['elapsed'] = req.elapsed.total_seconds()
        return web