Dear Mohamad, My Server is public and I offer my service to lots of domains so I can't specify the subnets.
BR, Hamed Haghshenas From: Mohamad F. Barham [mailto:mbar...@birzeit.edu] Sent: Saturday, July 7, 2018 3:55 PM To: Hamed Haghshenas <haghshe...@chavoosh.com>; pdns-users@mailman.powerdns.com Subject: Re: [Pdns-users] PDNS Authoritative Server DDOS Protection in the conf file , you can specify the subnets those allowed to use this server s.t (default ) allow-from = 10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16 _____ From: Pdns-users < <mailto:pdns-users-boun...@mailman.powerdns.com> pdns-users-boun...@mailman.powerdns.com> on behalf of Hamed Haghshenas < <mailto:haghshe...@chavoosh.com> haghshe...@chavoosh.com> Sent: Saturday, July 7, 2018 2:19:16 PM To: <mailto:pdns-users@mailman.powerdns.com> pdns-users@mailman.powerdns.com Subject: [Pdns-users] PDNS Authoritative Server DDOS Protection Hi, I'm using PDNS Authoritative Server 4.1.3, today I see my server not response and error or timeout on resolves . When check the server see to many DNS requests from some IPs from Brazil like DDOS attack. To fix errors and timeouts, I block the attacker subnet in my firewall . Now could you please let me know how protect my server from DOS and DDOS attacks ? Best Regards, Hamed Haghshenas ~~~~~~~~~~~~~~~~~~~~~~~~~~ The information contained in this communication is intended solely for the use of the individual or entity to whom it is addressed and others authorized to receive it. It may contain confidential or legally privileged information. If you are not the intended recipient you are hereby notified that any disclosure, copying, distribution or taking any action in reliance on the contents of this information is strictly prohibited and may be unlawful. If you have received this communication in error, please notify us immediately by responding to this email and then delete it from your system. The University is neither liable for the proper and complete transmission of the information contained in this communication nor for any delay in its receipt. ~~~~~~~~~~~~~~~~~~~~~~~~~~
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