%% You should probably cite rfc7873 instead of this I-D.
@techreport{ietf-dnsop-cookies-05,
    number =    {draft-ietf-dnsop-cookies-05},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-dnsop-cookies/05/},
    author =    {Donald E. Eastlake 3rd and Mark P. Andrews},
    title =     {{Domain Name System (DNS) Cookies}},
    pagetotal = 30,
    year =      2015,
    month =     aug,
    day =       1,
    abstract =  {DNS cookies are a lightweight DNS transaction security mechanism that provides limited protection to DNS servers and clients against a variety of increasingly common denial-of-service and amplification / forgery or cache poisoning attacks by off-path attackers. DNS Cookies are tolerant of NAT, NAT-PT, and anycast and can be incrementally deployed.},
}