Distributed DNS inquiry log real-time statistic device and method thereof

The invention provides a distributed DNS inquiry log real-time statistic device. The device comprises a site log server and a center log server, wherein the site log server comprises a data receiving processing module used for receiving a DNS request of the current site and extracting statistic object data of the logs from the DNS request, a statistic module used for counting the statistic objectdata of the logs in real time and buffering the corresponding statistic results, and a response module used for responding to a real-time log inquiry request of the center log server and feeding the statistic results corresponding to the request back to the center log server; and the center log server is used for collecting and processing the statistic results fed back by the log servers of all sites. The device can realize the global and huge data quantity real-time statistic analysis of the inquired logs based on the distributed type structure of the DNS.