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persnickety
949 days ago
DNS providers? How would they find out which DNS provider I'm using to find their addresses?
2 comments
TheCleric
948 days ago
https://news.ycombinator.com/item?id=19828702
link
meepmorp
948 days ago
IIRC, they rely on EDNS in the request, which gives some origin subnet information in the request.
link