That might be possible. A lot of these "domain info" sites receive a daily feed from the registries (i.e. Verisign) that include all domain registrations, renew

That might be possible. A lot of these "domain info" sites receive a daily feed from the registries (i.e. Verisign) that include all domain registrations, renewals, etc., so I would think they'd have it in their database even if that happened.