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Why do DNS names appear even when the device is offline?

April 26, 2017appear device DNS names offline

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Why do DNS names appear even when the device is offline?

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• This can occur when the Reverse DNS (rDNS) cache is stale and inaccurate. For example, this can occur on a Top 10 Average CPU gadget (if you choose ‘Display DNS’), Network Discovery results, and Ping Scan results. To correct this, simply clear your rDNS cache and re-run the gadget or tool.