On Behalf Of Frank Bulk via mailop
Sent: Monday, April 20, 2020 3:18 PM
To: 'Evelyn Poon' ; mailop@mailop.org
Subject: Re: [mailop] Issues with Microsoft
Yes, definitely seeing issues today . only saw hotmail.com, not any other
Microsoft domains.
Site hotmail.com (104.47.56.161)
.prod.protection.outlook.com]
[CO1NAM11FT022.eop-nam11.prod.protection.outlook.com]
Frank
From: mailop On Behalf Of Evelyn Poon via mailop
Sent: Monday, April 20, 2020 2:22 PM
To: mailop@mailop.org
Subject: [mailop] Issues with Microsoft
Hi,
Is anyone else seeing a high volume of soft bounces at Microsoft
Hi,
Is anyone else seeing a high volume of soft bounces at Microsoft with the
following error codes?
451 4.7.0 Temporary server error. Please try again later
452 4.3.1 Insufficient system resources
450 4.7.3 Organization queue quota exceeded.
451 4.4.25 Message failed to be replicated: No health
