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[rpd] Questions about IP Allocation rate

Owen DeLong owen at delong.com
Tue Oct 14 22:50:25 UTC 2025



> On Oct 14, 2025, at 03:01, Andrew Alston <aa at alstonnetworks.net> wrote:
> 
> Not Necessarily Ben.
> 
> Reality is they could back end Government Networks with V6 and front the services with V4 which map to the V6 backend.
> 
> This would substantially reduce the amount of IPv4 space actually needed by the governments, and provide dual-stack from the start.  I have serious doubts that you will find governments in Africa requiring external access to more than 200+ unique services (which would represent a single /24 on the front end).

Potentially even less with SNI and some creativity.

> We also need to keep in mind that many government services are now hosted behind the likes of CloudFlare - specifically for DDoS prevention mechanisms - and I'm not sure that IPv4 allocations by government entities are necessarily a good indicator of digital migration, since these services are not hosted on IPv4 space allocated to those entities.  The same applies to services hosted in any of the major cloud providers.

Also a good point. And I know that Akamai and Cloudflare are both capable of providing dual-stack front ends to IPv6-only content.

Owen




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