anyone on from,, smtp?

Robert Story rstory at
Sat May 9 19:21:58 UTC 2020

On Fri 2020-05-08 19:35:08-0700 Joseph wrote:
> We are getting this messages when sending emails from our domain.
> We've submitted tickets, but haven't received a response yet. Anyone
> have any insights?
> 550 5.7.1 Unfortunately, messages from [] weren't sent. 

> It's our own address and everything on the Microsoft site says we are
> clean with no issues. is your address? You are cloudfare's anycast dns server?

$ whois
inetnum: -
netname:        APNIC-LABS
descr:          APNIC and Cloudflare DNS Resolver project

Robert Story <>
USC Information Sciences Institute <>

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