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Re: [ietf-smtp] SMTP status codes 251 and 551

2020-02-11 07:01:36
On Monday 10 February 2020 21:41:04 CET, George Schlossnagle wrote:
We see a good bit of email here and the number of 551s that seem to indicate forwarding is being suggested is incredibly tiny. I could run some stats if you like, but call it < 0.0002% over the past year's bounces.

I'm morbidly curious... if it would be simple for you to find out, I'd love to see the banner lines were for the servers that support 551-forwarding.


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