Can ipfw Rules Be Based On DNS Name

Nathaniel Nigro nathaniel.nigro at gmail.com
Thu Aug 12 00:27:06 UTC 2021


It was just a suggestion, I didn’t know this was coming from a range of
different ip addresses on the same domain. Is there any consistency ?
Can you use a range?/subnet?

On Wed, Aug 11, 2021 at 4:05 PM Tim Daneliuk via freebsd-questions <
freebsd-questions at freebsd.org> wrote:

> I have used ipfw for years to configure access at the IP address level.
>
> I now need to block a particular domain and all its subdomains from
> accessing anything on the server.   Is this possible using the top level
> domain name rather than IPs (which appear to be fluid).
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