Field notes from the global routing layer
The asn.zone blog
Analyses, reports, and explainers on IPv4/IPv6 allocation, transfers, peering, and the operators behind them. Mostly slow takes - the data moves on monthly cadences anyway.
Engineering
1 postCAIDA
Engineering
How we backfilled 80,491 organization names with one CAIDA dataset and a SQL window
The RIRs migrated to opaque hash org-IDs. Most public tools now show "ARIN 45fe880b…" - we got back to real names by leaning on a CAIDA dataset.
·8 min read
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