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Self-referential whois queries
- Subject: Self-referential whois queries
- From: rubensk at gmail.com (Rubens Kuhl)
- Date: Thu, 10 Feb 2011 18:38:47 -0200
- In-reply-to: <20110210141759.46f7dd5c@t61p>
- References: <[email protected]> <20110210141759.46f7dd5c@t61p>
>> I'm noticing an increase in getting "query rate exceeded" at whois
>> services that might be connected to a symptom described by ARIN at
>> NANOG 48/ARIN XXV and ARIN XXVI where machines ask for the whois
>> record of their own IP address.
>>
>> Are there any clues of what is causing this ?
>
> Some spam bots do these automated self-referential queries, but if you
> are seeing those rate exceeded messages when you perform queries from
> your client, you may simply be probably bumping up against a limit for
> the source host or network in question.
The ceil seems to be at the joint whois chain, where a RIR can ask
another RIR or NIR about an IP.
RIRs/NIRs answering such queries with "It's you!" or "Self-referential
queries not allowed" would be too harsh or a reasonable approach ?
Rubens