What is the name of the domain?
solucao.app
What is the error number?
0
What is the error message?
upstream (hotmail-com.olc.protection.outlook.com.) temporary error: Unknown error: transient error (451): 4.7.650 The mail server [104.30.10.24] has been temporarily rate limited due to IP reputation. For e-mail delivery information, see https://postmaster.live.com (S775) [Name=Protocol Filter Agent][AGT=PFA][MxId=11BADFC6A11965CB] [AM4PEPF00027A5E.eurprd04.prod.outlook.com 2025-04-08T21:28:38.263Z 08DD6FE35C2356F4]
What is the issue you’re encountering
Email Routing Fails