MCstats

• ​MCStats / Plugin Metrics (R7) - Easy & advanced Plugin Statistics | Bukkit Forums
• ​Random outgoing connections from Spigot | SpigotMC - High Performance Minecraft
• ​Disabling McStats / Metrics | SpigotMC - High Performance Minecraft
  • opt-out: trueとすることで、サーバ情報などの自動送信は止まる模様

• 実際に送受信されるデータ

  POST /report/Spigot HTTP/1.1
  User-Agent: Java/1.8.0_45
  Host: mcstats.org
  Accept: text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2
  Connection: keep-alive
  Content-type: application/x-www-form-urlencoded
  Content-Length: 241
  
  guid=4ee6e6f7-e930-4268-ada3-cf5448ae0100&version=git-Spigot-870264a-0a645a2&server=git-Spigot-870264a-0a645a2+%28MC%3A+1.8.3%29&players=0&revision=6&osname=Windows+7&osarch=x86_64&osversion=6.1&cores=8&online-mode=true&java_version=1.8.0_45
  
  HTTP/1.1 200 OK
  Server: nginx/1.6.2
  Date: Sun, 31 May 2015 17:06:55 GMT
  Content-Type: text/plain
  Content-Length: 2
  Connection: keep-alive
  
  OK
  

  POST /report/Spigot HTTP/1.1
  User-Agent: Java/1.8.0_45
  Host: mcstats.org
  Accept: text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2
  Connection: keep-alive
  Content-type: application/x-www-form-urlencoded
  Content-Length: 241
  
  guid=df437b46-3e98-419b-b6c1-9ccd7eb2262a&version=git-Spigot-870264a-0a645a2&server=git-Spigot-870264a-0a645a2+%28MC%3A+1.8.3%29&players=0&revision=6&osname=Windows+7&osarch=x86_64&osversion=6.1&cores=8&online-mode=true&java_version=1.8.0_45
  
  HTTP/1.1 200 OK
  Server: nginx/1.6.2
  Date: Sun, 31 May 2015 17:23:25 GMT
  Content-Type: text/plain
  Content-Length: 2
  Connection: keep-alive
  
  OK
  

  • guidはデータを作り直すと再作成される模様