{"draft":"draft-ietf-dnssd-update-lease-08","doc_id":"RFC9664","title":"An EDNS(0) Option to Negotiate Leases on DNS Updates","authors":["S. Cheshire","T. Lemon"],"format":["HTML","TEXT","PDF","XML"],"page_count":"12","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Extensions for Scalable DNS Service Discovery","abstract":"This document describes an EDNS(0) option that can be used between\r\nDNS Update Requesters and authoritative DNS servers to include a\r\nlifetime (lease duration) in a DNS Update or DNS Update Response,\r\nallowing a server to garbage collect stale Resource Records that have\r\nbeen added by DNS Updates if they are not renewed.","pub_date":"June 2025","keywords":["DNS Update"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC9664","errata_url":null}