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Chat, we've made a terrible mistake (sgnt.ai)
5 points by petesergeant 6 days ago
1 comments

I think I missed it in your article somewhere, somehow... But what was the mistake?
> We were caching IP information at a prefix level, which was mostly fine, but for several categories I cared about, it was far too coarse. Yes, we can do “hosting IP” at the prefix level, but “VPN exit point” is often per-IP