%% You should probably cite rfc9199 instead of this I-D.
@techreport{moura-dnsop-authoritative-recommendations-01,
    number =    {draft-moura-dnsop-authoritative-recommendations-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-moura-dnsop-authoritative-recommendations/01/},
    author =    {Giovane Moura and Wes Hardaker and John Heidemann and Marco Davids},
    title =     {{Recommendations for Authoritative Servers Operators}},
    pagetotal = 15,
    year =      2018,
    month =     dec,
    day =       20,
    abstract =  {This document summarizes recent research work exploring DNS configurations and offers specific, tangible recommendations to operators for configuring authoritative servers. This document is not an Internet Standards Track specification; it is published for informational purposes.},
}