%% You should probably cite rfc8552 instead of this I-D. @techreport{ietf-dnsop-attrleaf-01, number = {draft-ietf-dnsop-attrleaf-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-ietf-dnsop-attrleaf/01/}, author = {Dave Crocker}, title = {{DNS Scoped Data Through '\_Underscore' Attribute Leaves}}, pagetotal = 12, year = , month = , day = , abstract = {Historically, any DNS RR may occur for any domain name. Recent additions have defined DNS leaf nodes that contain a reserved node name, beginning with an underscore. The underscore construct is used to define a semantic scope for DNS records that are associated with the parent domain. This specification explores the nature of this DNS usage and defines the "underscore names" registry with IANA.}, }