[apologies for duplicates] Dear colleagues, In case you have not seen this yet: Following up from his earlier posts on RIPE Labs, John Quarterman is now looking at 'ASN Ranking Correlations Between Spam Blocklists': http://labs.ripe.net/Members/jsq/asn-ranking-correlations-between-spam-block... Kind Regards and Happy Holidays, Mirjam Kuehne RIPE NCC