Regional information search method and device of IP addresses
The invention provides a regional information search method and device of IP addresses. The method comprises the following steps: acquiring multiple IP addresses and regional information correspondingto the multiple IP addresses; determining an IP start address and an IP end address of the same regi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a regional information search method and device of IP addresses. The method comprises the following steps: acquiring multiple IP addresses and regional information correspondingto the multiple IP addresses; determining an IP start address and an IP end address of the same regional information from the IP addresses that belong to the same regional information, establishing amapping relationship among the IP start address, the IP end address and the regional information, and constructing an index for the mapping relationship; acquiring an IP address retrieval request, wherein the IP address retrieval request includes a target IP address to be retrieved; and generating a target index entry corresponding to the target IP address, querying the index and the mapping relationship based on the target index entry, and acquiring target regional information matched with the target IP address. According to the method, the index entry corresponding to the IP address is generated, and then the region |
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