Highly recommend Quad9. Their privacy policy is absolutely no identifying data logging, period. They're also the few providers offering DNS over TLS. Google, on the other hand, keeps identifying logs for 24-48 hours.
dig @9.9.9.9 icnerd-1e5f.kxcdn.com
icnerd-1e5f.kxcdn.com. 3600 IN CNAME s-us-ca00.kvcdn.com.
s-us-ca00.kvcdn.com. 55 IN CNAME p-ussj00.kxcdn.com.
p-ussj00.kxcdn.com. 55 IN A 209.58.129.70
dig @8.8.8.8 icnerd-1e5f.kxcdn.com
icnerd-1e5f.kxcdn.com. 21599 IN CNAME p-uklo00.kxcdn.com.
p-uklo00.kxcdn.com. 59 IN A 217.146.91.55