@misc{rfc9664,
    series =    {Request for Comments},
    number =    9664,
    howpublished =  {RFC 9664},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC9664},
    url =       {https://www.rfc-editor.org/info/rfc9664},
    author =    {Stuart Cheshire and Ted Lemon},
    title =     {{An EDNS(0) Option to Negotiate Leases on DNS Updates}},
    pagetotal = 12,
    year =      2025,
    month =     jun,
    abstract =  {This document describes an EDNS(0) option that can be used between DNS Update Requesters and authoritative DNS servers to include a lifetime (lease duration) in a DNS Update or DNS Update Response, allowing a server to garbage collect stale Resource Records that have been added by DNS Updates if they are not renewed.},
}