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.
Peering
1 post2606:4700::
Peering
Cloudflare's IPv6 footprint, mapped: 47 announced /48s and 12 we couldn't trace back
A walk through every IPv6 prefix announced by AS13335, what they're used for, and the curious cluster that doesn't show up in any RDAP record.
·9 min read
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