[Pdns-users] PDNS recursor cache sync
oscar.zovo at gmail.com
Sat Sep 17 18:24:12 UTC 2022
If you are applying a firewall rule based on hostname, it makes sense that
the firewall should be the one providing DNS recursive service to the DNS
clients or to the downstream DNS caching servers, or you should resort to
A sábado, 17/09/2022, 01:01, Djerk Geurts via Pdns-users <
pdns-users at mailman.powerdns.com> escreveu:
> Just ran into an issue with recursive DNS servers where the two servers
> have cached a different A record for mirror.centos.org.
> This is a problem as the firewalls permit access to the FQDN, which
> presumes that both the client and the firewall end up with the same A
> record for the domain.
> I'm intending to swap these recursors out with PowerDNS servers, but am
> wondering if there's a way to keep the record cache in sync between
> multiple recursors.
> Best regards,
> *Djerk Geurts*
> m: +44-7535-674620
> *Maizymoo Ltd* <https://maizymoo.com>
> VAT No: GB192 1529 07
> Registration Number: 6638104 (registered in England and Wales)
> Pdns-users mailing list
> Pdns-users at mailman.powerdns.com
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