Please,please learn some basic knowledge about search engine. Now we are discussing the search engine, one of most important services of Internet. Asking for advices is first step, then a work group may be proposed. So don't worry about where we discuss this issue. >without looking into DRIS... >Knowledge base for the whole Internet? The Internet based information >is so dynamic (see the use SRV and dynamic DNS.) IMO, the hierarchy and >zone delegation nature of DNS is a scalable one. It is hard to populate >the knowledge base for the whole Internet. I know Dave clark et all has >recently proposed a overlay knowledge plane architecture which use >sensors and actuators to feed knowledge (but, it is for network >management purpose.) >In any case, you should take this issue to the right forum. SIREN RG?