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<div class="moz-cite-prefix">On 6/8/24 18:35, Val Kulkov via talk
wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CABFXWODErq3DjHpT7jzmA9DzQ9GNiOgn6a_Rw-BBm3T+qVHzQA@mail.gmail.com">
<div>Large mail providers such as Gmail, <a
href="http://outlook.com" moz-do-not-send="true">outlook.com</a>
and <a href="http://yahoo.com" moz-do-not-send="true">yahoo.com</a>
already know if an email comes from a DHCP pool and if so
they deliver such mail pieces straight to the recipient's spam
folder.</div>
</blockquote>
<br>
What about IPv6? Rogers and Teksavvy hand out a /56 prefix. That's
2^72 addresses that are not DHCPv6, unless you make them that.
Normally, you'd use SLAAC and I don't know if those companies would
have a list of subscriber prefixes.<br>
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