Hi!  This server is: http://146.148.43.220:80 (backend-2.lagrange.ninja)
Your request looks like:
  Endpoint: http://146.148.43.220/reqinfo
  Host: 146.148.43.220
  Path: /reqinfo
  Ip: 146.148.43.220
  Port: 80
  Protocol: HTTP/1.1
  Scheme: http
  Method: GET
  TLS: false
  Request: GET /reqinfo HTTP/1.1
  From: 3.235.60.197:55170
  Headers: 
      Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
      Accept-Encoding: br,gzip
      Accept-Language: en-US,en;q=0.5
      Connection: Keep-Alive
      User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)
  Query Parameters: 
  Cookies: