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A comment on Tell HN: Hacker News now supports IPv6. Parent comment

Re:Tell HN: Hacker News now supports IPv6 by porbelm on Tuesday January 23, 2024 @05:13AM (#39101536)
ISPs are SUPPOSED to allocate a /64 for a single customer. Mine does, so I have 4.5 billion available addresses within my 2001:4653:nnnn:nnnn::/64 prefix...
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Re:Tell HN: Hacker News now supports IPv6 by cesarb on Tuesday January 23, 2024 @06:45AM (#39102149)
> ISPs are SUPPOSED to allocate a /64 for a single customer.

Weren't they supposed to allocate a /48? Or did that change while I wasn't looking?

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Re:Tell HN: Hacker News now supports IPv6 by greyface- on Tuesday January 23, 2024 @07:02AM (#39102291)
> Or did that change while I wasn't looking?

Yes: https://datatracker.ietf.org/doc/html/rfc6177

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Re:Tell HN: Hacker News now supports IPv6 by ptman on Tuesday January 23, 2024 @06:34AM (#39102076) 

  2^32 is ~4.3*10^9

  2^64 = 2^32 * 2^32 , so quite a bit more
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