ERR_NGROK_444: ACME Challenge RECORD CNAME record resolved to HAVE, should have been WANT - ngrok documentation

What does ERR_NGROK_444 mean?

ngrok returns ERR_NGROK_444 with this message:

ACME Challenge <RECORD> CNAME record resolved to <HAVE>, should have been <WANT>

Troubleshoot ERR_NGROK_444 with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

Where can I get more help with ERR_NGROK_444?

Email support@ngrok.com and include the error code.