IP = 43.129.2.81
Content type of robots.txt is application/json!
Look up this url in the url tool
https://qm.qq.com/.well-known/acme-challenge: 200 application/json
https://qm.qq.com/.well-known/csvm: 200 application/json
https://qm.qq.com/.well-known/nostr.json: 200 application/json
https://qm.qq.com/.well-known/security.txt: 200 application/json
https://qm.qq.com/.well-known/traffic-advice: 200 application/json