The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 2020
Filed:
Feb. 16, 2016
Nippon Telegraph and Telephone Corporation, Chiyoda-ku, JP;
Takeru Inoue, Musashino, JP;
Keisuke Ishibashi, Musashino, JP;
Akihiro Shimoda, Musashino, JP;
Kazumichi Sato, Musashino, JP;
Tatsuya Mori, Shinjuku-ku, JP;
Shigeki Goto, Shinjuku-ku, JP;
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Chiyoda-ku, JP;
Abstract
A name identification device includes a generation unit configured to generate graph information in which each node represents one of names and IP addresses included in A records and CNAME records included in a DNS response observed in a network, and each edge represents a correspondence relationship between one and another of the names and the IP addresses in the A records and the CNAME records, and to associate the generated graph information with a client corresponding to the DNS response; and an identifying unit configured to identify a name related to a leaf node that is reachable from a node corresponding to the IP address of a server by tracing the edges in the graph information having been associated with the client, for a packet between the client and the server that is observed in the network.