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.
IPv4 transfers
2 posts+65,536
IPv4 transfers
Amazon picks up another /16 from a defunct ISP - full transfer chain
A 65,536-address block changed hands last week. We trace the resource from its 2003 allocation through six counterparties to its current home in AWS us-east-1.
·7 min read
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