Any comment to this?

On Saturday, September 19th, 2026 at 5:14 AM, ndrs via mailop 
<[email protected]> wrote:

> 
> > > I have decided to not accept any SMTP connections from the Google cloud 
> > > infrastructure (AS396982).
> >
> > I block them completely on my system. There is nothing good inside that
> > infrastructure.
> >
> > Note, that they have two AS assigned tho their cloud infrastructure:
> > - AS396982
> > - AS19527
> 
> How can you do that confidently? Some names in that AS that jump out at me 
> include the following list. Have you confidently documented that no good mail 
> comes out of that AS before blocking? Why not block any host identified as 
> googleusercontent.com instead? Do you service a variety of users who want 
> mail from lots of different places?
> 
> Uber Technologies, INC
> Cogent Communications
> Groupon, Inc.
> Priceline.com
> Salesforce, Inc
> FedEx
> U.S. Dept. of Health And Human Services
> The Dun & Bradstreet Corporation
> Palo Alto Networks, INC
> S&p Global Inc.
> US U.S. Securities & Exchange Commission
> Shopify, Inc.
> The Home Depot Inc.
> Federal Deposit Insurance Corporation
> US Chicago Mercantile Exchange
> Crowdstrike
> Mailspike
> Nokia of America Corporation
> Ericsson Ab
> Honeywell International Inc.
> US Johnson & Johnson
> Calix, Inc.
> Dow Networks
> Credit Karma, Inc.
> Sendinblue
> Cisco Webex LLC
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