RFC 4074 on Common Misbehavior Against DNS Queries for IPv6Addresses

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Subject: RFC 4074 on Common Misbehavior Against DNS Queries for IPv6Addresses
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A new Request for Comments is now available in online RFC libraries.

        RFC 4074

        Title:      Common Misbehavior Against DNS Queries for IPv6
        Author(s):  Y. Morishita, T. Jinmei
        Status:     Informational
        Date:       May 2005
        Mailbox:    yasuhiro@jprs.co.jp, jinmei@isl.rdc.toshiba.co.jp
        Pages:      6
        Characters: 13073
        Updates/Obsoletes/SeeAlso:    None

        I-D Tag:    draft-ietf-dnsop-misbehavior-against-aaaa-02.txt

        URL:        ftp://ftp.rfc-editor.org/in-notes/rfc4074.txt

There is some known misbehavior of DNS authoritative servers when they
are queried for AAAA resource records.  Such behavior can block IPv4
communication that should actually be available, cause a significant
delay in name resolution, or even make a denial of service attack.
This memo describes details of known cases and discusses their

This document is a product of the Domain Name System Operations
Working Group of the IETF.

This memo provides information for the Internet community.  It does
not specify an Internet standard of any kind.  Distribution of this
memo is unlimited.

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