Quote:
Originally Posted by EukerVoorn
If an ip address wouldn't resolve to a host name I could simply disallow access based on that because an ip address that belongs to a legit service provider always resolves to a host name.
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That's a very risky rule to apply, there will be plenty of "legit" providers that have a broken in-addr.arpa delegation, or a clueless admin.
How do you know the VPN services don't run off a dedicated box sitting in a legit provider anyway?