I got an issue when try to send request with the backconnect proxy

[NoahJoe22]

root@check:~# curl -v -x http://154.6.110.10:30000 -U username:password http://ipinfo.io/ip

• Trying 154.6.110.10:30000...
• Connected to 154.6.110.10 (154.6.110.10) port 30000 (#0)
• Proxy auth using Basic with user 'username'

GET http://ipinfo.io/ip HTTP/1.1
Host: ipinfo.io
Proxy-Authorization: Basic dXNlcm5hbWU6cGFzc3dvcmQ=
User-Agent: curl/7.88.1
Accept: /
Proxy-Connection: Keep-Alive

• HTTP 1.0, assume close after body
  < HTTP/1.0 502 Bad Gateway
  < Connection: close
  < Content-type: text/html; charset=utf-8
  <

<title>502 Bad Gateway</title>

502 Bad Gateway

Host Not Found or connection failed

* Closing connection 0

[Temporalitas]

Did you do all these steps? Is curl via proxy IPv6 working on your server?

[NoahJoe22]

yes I have tried all these steps and not working , even though there is no logs

[Temporalitas]

yes I have tried all these steps and not working , even though there is no logs

No log file? It's impossible, if script was executed