1. robots.txt

 Robots.txt
User-agent: Googlebot
Disallow:
User-agent: *
Disallow: /
Sitemap: Sitemap: https://heeeepin.com/sitemap.xml

2. Nginx limit user-agent

 If ($http_user_agent ~ * (Baiduspider|bingbot|sogou|yahoo|360Spider|Curl|YisouSpider)) {
return 403;}