Hi Anne,

On Mon, 2018-03-12 at 11:25 -0600, Anne P. Mitchell Esq. wrote:
> Either they just had a massive purge of employees, or their email is
> borked.

Or they say 'recipient unknown' when they mean something else.

Looking at the headers from the post you sent to the list, it appears you
are sending from 64.142.111.50, which isn't listed in the SPF for isipp.com

Just a guess, don't know if that's at all relevant to the incident you
experienced.

Ken.  

-- 
Ken O'Driscoll / We Monitor Email
t: +353 1 254 9400 | w: www.wemonitoremail.com

Need to understand deliverability? Now there's a book:
www.wemonitoremail.com/book


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