[ih] The Postel Principle

Dave Taht via Internet-history internet-history at elists.isoc.org
Sun Nov 10 10:24:55 PST 2019

John Levine via Internet-history <internet-history at elists.isoc.org>

> In article <871rugec4y.fsf at taht.net> you write:
>>I finally disabled IPv6 on my email exchangers today. For no reason
>>I can figure, every use of it put me in spamhaus's SBL blacklist,
>>for most of the past year, if not longer.
> Turns out the problem is that his cloud provider, Linode, puts all of
> their VPS in a single /64 which is of course full of random spammers
> which get the /64 on the SBL.  I think this provisioning strategy
> fails the "be conservative" test.
> One can ask for one's own /64 which I believe he has done.

I just did that.

Thank y'all very much for the help and the steer to:

I return you now to internet history. I would really like it
if email stayed useful in the future.

> R's,
> John
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