If it is a private IP/local network IP, there is a possibility that it could still be affected. Check between the two versions (the version that works and the version that does not work) and see if such a setting exists; and whether or not it is toggled between on and off in either version.
Discussion
Interesting! i'll check that out, i did find this in the meanwhile!
https://forum.openwrt.org/t/dns-rebind-attack/39141
So i'll check those same logs to see if that's what's happening to me too!
that’s right, I have same router, the manufacturer version is forked China trash fire, only use openwrt image