if ($http_user_agent ~* (2345|360|ali-|alipay|Baidu|bingbot|Bytespider|coolnovo|duckduckgo|Easou|Googlebot|iaskspider|iqiyi|Jike|lbbrowser|liebao|Maxthon|MetaSr|micromessenger|Miui|msnbot|qihoo|qiyu|QQBrowser|QQDownload|saayaa|SE\ 1.X|SE\ 2.X|sogou|Soso|taobao|TaoBrowser|Tencent|Teoma|The\ World|UCWEB|wechat|Yahoo|YandexBot|Yisou|Yodao|Youdao) ) { return 403; }