Glad to be of some assistance. Please note that the aggregation (in the diff, to reduce extraneous noise from deaggregated announcements) may have introduced so

Glad to be of some assistance. Please note that the aggregation (in the diff, to reduce extraneous noise from deaggregated announcements) may have introduced some artifacts -- but on the whole it should be accurate (assuming lookups were comprehensive, and that no google AS transits for third party networks). Would appreciate any feedback as to the methods. Cheers.