> Enabling this option will block domains registered less than 30 days ago. NRDs are often malicious but may also be used by legitimate websites. Turning this on may cause some false-positives. I'd suggest enabling this unless you work with newly registered domains.

I’ve found this impractical. This article itself seems to be blocked by this feature… if you participate in hacker culture, then you’re likely to often encounter legitimate recently-registered domains.