If you are concerned about such logging issues, you could use Level 3's servers. They operate 6 DNS servers at 4.2.2.1 through 4.2.2.6. I've heard people claim

If you are concerned about such logging issues, you could use Level 3's servers. They operate 6 DNS servers at 4.2.2.1 through 4.2.2.6. I've heard people claim L3 discourages this, but from my use, that doesn't appear to be the case.