weppos/whois — pull request #256 by Pietr (2013-09-10 09:05:03+00:00)
Title: Detect throttled response for whois.nic.cz

Whois.nic.cz is whoisd based, but uses a non-standard way to signal throttled responses. This patch adds support for detecting throttled responses from whois.nic.cz.