Publishing information via DNS

Dan dan-freebsd-questions at
Wed Dec 17 22:25:03 UTC 2008

DAve(dave.list at 10:13:09 -0500:
> Kelly Jones wrote:
>> Has anyone tried publishing non-DNS information via DNS? Advantages:
>>  % Automatic distributed caching on various nameservers.
>>  % UDP, so no TCP overhead
>> I know SPF uses this, and clamav publishes their current version
>> number this way, but has anyone done this on a large scale basis?
> Someone needs to invent and promote a TextualDatagramPublicationProtocol  
> or TDPP because DNS has been abused for publishing non DNS data for too  
> long. Continuing to use DNS for things it was never intended to do will  

Like we need another protocol. The security issues with DNS are mostly
BIND-related, it's BIND's fault. 

If you want to publish a large hierarchical directory database,
then there's LDAP. Protocol adoption is an issue. LDAP is very slowly
becoming more and more popular.

More information about the freebsd-questions mailing list