Important Performance Considerations for DNSSEC
Although DNSSEC introduces important security benefits, there are some impacts to deploying it.
Some impacts to consider when deploying DNSSEC are as follows:
• Increased memory requirements—A DNSSEC zone may require as much as five times the memory on the Windows Server 2012 server as an unsigned zone.
• Increased network traffic—A response to a DNS query against a DNSSEC zone will return additional DNSSEC records as compared to a unsigned zone and will increase the network traffic accordingly.
• Increased processor utilization—The additional workload of validating DNSSEC zone data during queries can increase the processor load on the Windows Server 2012 server hosting the DNSSEC zone.
• Increased ...
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