Re: IPv4 Games

[Saku Ytti via NANOG <nanog () lists nanog org>]

Couldn't they just ensure that some popular pages that people visit
have a link to the claim?

You're not telling much how the ipv4.games works or what the requests
are like which makes it quite hard to speculate.


In the headers, do you see various user agents being used, and various
formatting and permutations of options?


On Sat, 16 Aug 2025 at 09:15, Justine Tunney via NANOG
<nanog () lists nanog org> wrote:
> I operate an online service at https://ipv4.games/ that invites people to
> send http requests to my web server from a lot of different IP addresses.
> In order to claim an IP, you need to successfully make a tcp three-way
> handshake with a VM on Google's network.
>
> Somehow a player in Europe named femboy.cat has successfully managed to
> claim 20 million IPs, which is 9% of all IPv4 hosts according to Censys.
>
> Does anyone have any idea how they're doing it?
>
> Would anyone here be willing to be their North American rival?
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