DNS_ERROR_RCODE_BADSIG 0x80072338

Error code 9016 · HRESULT 0x80072338

WINDOWS

DNS signature failed to verify.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

DNS_ERROR_RCODE_BADSIG is a Windows error code (system error 9016, returned as HRESULT 0x80072338) reported by Windows. Its official message is: “DNS signature failed to verify.”

How to fix DNS_ERROR_RCODE_BADSIG

  1. Test connectivity to the remote host first (ping, then the exact port)
  2. Check firewall, VPN and proxy rules for the involved process
  3. Run 'ipconfig /flushdns' and 'netsh interface ip reset', then reboot

Related errors

DNS_ERROR_RCODE_BADKEYDNS_ERROR_RCODE_BADTIMEDNS_ERROR_RCODE_NOTZONEDNS_ERROR_RCODE_NOTAUTHDNS_ERROR_RCODE_NXRRSETDNS_ERROR_RCODE_YXRRSETDNS_ERROR_RCODE_YXDOMAIN

Source: Microsoft WinError.h

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