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:
Dec. 20, 2022
Filed:
Apr. 18, 2022
Applicant:
Level 3 Communications, Llc, Broomfield, CO (US);
Inventors:
Michael Feldpusch, Westminster, CO (US);
Dan Luther, Claremore, OK (US);
Assignee:
Level 3 Communications, LLC, Broomfield, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/08 (2006.01); H04L 29/12 (2006.01); H04L 12/46 (2006.01); H04L 12/741 (2013.01); H04L 61/58 (2022.01); H04L 61/4511 (2022.01); H04L 61/5076 (2022.01); G06F 15/16 (2006.01); G06F 15/173 (2006.01);
U.S. Cl.
CPC ...
H04L 61/58 (2022.05); H04L 61/4511 (2022.05); H04L 61/5076 (2022.05);
Abstract
Systems and methods are provided for distributing a domain name service (DNS) response cache in a DNS resolving system on a network. The systems and methods described herein may improve response times for client queries and also protect the DNS resolving system from DNS related cyber attacks.