Check if Mailprotector CloudFilter and SafeSend Email Security is down, official outages, user-reported issues, and outages map.
Mailprotector CloudFilter and SafeSend Email Security is working normally
Check the number of user-reported issues over the past 24 hours, grouped into 20-minute intervals. It's normal to see occasional reports, which may be due to individual user issues rather than a broader problem. We only consider an issue widespread if there are multiple reports within a short timeframe.
 
    IsDown has tracked 20 incidents for Mailprotector CloudFilter and SafeSend Email Security since started monitoring Mailprotector status in January 2021. We collect data from 4522+ services, and normalize the data to give you a clear picture of the impact of the outage. It will show official Mailprotector CloudFilter and SafeSend Email Security outages and also issues that we're started by a spike in crowdsource reports.
| Date | Incident | Duration | 
|---|---|---|
| Oct 20, 2025 11:53 AM EDT | 
                                              
                                                Major
                                              
                                             AWS is experiencing service issues that are impacting CloudFilter's quarantine. Emails destinated...
                                             | about 7 hours | 
| May 09, 2025 12:39 PM EDT | 
                                              
                                                Minor
                                              
                                             Mailprotector has noticed an increase in the amount of emails with a “Banned Sending IP” bounce f...
                                             | about 1 month | 
| Apr 17, 2025 01:42 PM EDT | 
                                              
                                                Minor
                                              
                                             Mailprotector is aware of intermittent bounces of inbound emails to Microsoft 365 domains. The bo...
                                             | 18 days | 
| Mar 04, 2025 12:40 PM EST | 
                                              
                                                Minor
                                              
                                             We have received reports of delayed email delivery from CloudFilter and are investigating the sit...
                                             | about 6 hours | 
| Feb 04, 2025 11:35 AM EST | 
                                              
                                                Minor
                                              
                                             We are aware of inbound email delays from CloudFilter. The team has identified the issue and is w...
                                             | about 4 hours | 
| Dec 11, 2024 03:36 PM EST | 
                                              
                                                Minor
                                              
                                             Mailprotector resolved a significant reputation issue that affected AT&T and Yahoo domains. As pa...
                                             | about 1 month | 
| Oct 07, 2024 04:00 PM EDT | 
                                              
                                                Minor
                                              
                                             Emails destined for quarantine by CloudFilter may not be accessed or released due to a problem wi...
                                             | 13 minutes | 
| Jan 29, 2024 03:32 PM EST | 
                                              
                                                Minor
                                              
                                             The team is currently investigating inbound mail delays. Delayed mail is primarily associated wit...
                                             | about 3 hours | 
| Jan 17, 2024 12:30 PM EST | 
                                              
                                                Minor
                                              
                                             In the last few weeks, Microsoft has experienced email reputation problems that resulted in their...
                                             | 14 days | 
| Dec 06, 2023 09:13 AM EST | 
                                              
                                                Minor
                                              
                                             Emails with a file attachment may not complete the file scan resulting in a quarantine result. Th...
                                             | about 2 hours | 
 
    See what users are saying about Mailprotector CloudFilter and SafeSend Email Security issues that impacted them and how they are affected by the outage. You can see if other users are experiencing the same issues and if there are any workarounds or solutions.
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Email security component that filters malicious content and prevents data leaks by scanning and securing outbound emails. Part of the Mailprotector suite.
Monitoring Mailprotector since January 2021
CloudFilter and SafeSend Email Security is part of Mailprotector. Check the Mailprotector's status.
5 incidents in 2025
Mailprotector CloudFilter and SafeSend Email Security isn't down. You can check Mailprotector CloudFilter and SafeSend Email Security status and incident details on the top of the page. IsDown continuously monitors Mailprotector CloudFilter and SafeSend Email Security official status page every few minutes. In the last 24 hours, there were 0 outages reported.
Mailprotector CloudFilter and SafeSend Email Security is currently operational. You can check Mailprotector CloudFilter and SafeSend Email Security status and incident details on the top of the page. The status is updated in almost real-time, and you can see the latest outages and issues affecting customers.
No, there is no ongoing official outage. Check on the top of the page if there are any reported problems by other users.
Currently there's no report of Mailprotector CloudFilter and SafeSend Email Security being slow. Check on the top of the page if there are any reported problems by other users.
IsDown monitors the Mailprotector CloudFilter and SafeSend Email Security official status page every few minutes. We also get reports from users like you. If there are enough reports about an outage, we'll show it on the top of the page.
Mailprotector CloudFilter and SafeSend Email Security last outage was on October 20, 2025 with the title "Quarantined emails queued due to AWS issue"
IsDown and DownDetector help users determine if Mailprotector is having problems. The big difference is that IsDown is a status page aggregator. IsDown monitors a service's official status page to give our customers a more reliable source of information instead of just relying on reports from users. The integration allows us to provide more details about Mailprotector's Outages, like incident title, description, updates, and the parts of the affected service. Additionally, users can create internal status pages and set up notifications for all their third-party services.
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