DNS_ERROR_RECORD_ALREADY_EXISTS 0x800725EF

Error code 9711 · HRESULT 0x800725EF

WINDOWS

DNS record already exists.

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_RECORD_ALREADY_EXISTS is a Windows error code (system error 9711, returned as HRESULT 0x800725EF) reported by Windows. Its official message is: “DNS record already exists.”

How to fix DNS_ERROR_RECORD_ALREADY_EXISTS

  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_RECORD_ONLY_AT_ZONE_ROOTDNS_ERROR_RECORD_TIMED_OUTDNS_ERROR_RECORD_FORMATDNS_ERROR_RECORD_DOES_NOT_EXISTDNS_ERROR_SECONDARY_DATADNS_ERROR_CNAME_COLLISIONDNS_ERROR_NO_CREATE_CACHE_DATA

Source: Microsoft WinError.h

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