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Decreasing Fetch time of Root Data by Additional Caching Rules

Document Type Expired Internet-Draft (individual)
Expired & archived
Authors Arnt Gulbrandsen , Jiankang Yao
Last updated 2019-08-17 (Latest revision 2019-02-13)
RFC stream (None)
Intended RFC status (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


Some DNS recursive resolvers have long round trip times to the nearest DSN root server, which has been an obstacle to DNS query performance. In order to decrease root record fetch time without introducing a new source of errors, this document proposes a root- specific modification to the caching rules.


Arnt Gulbrandsen
Jiankang Yao

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)