Mailchimp status updated
Mailchimp is working normally
This chart shows the number of user-reported issues for Mailchimp service health 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.
See where users report Mailchimp is down. The map shows recent Mailchimp outages from around the world.
Mailchimp Outage MapSee what users report when Mailchimp is down and how Mailchimp outages affect them.
campaign builder glitching.
Robin - Mailchimp keeps making me log in again during using it, It also won't let me upload a document that I've created in Adobe. I've been using MailChimp for several years and never had a problem..
In trying to edit a campaign, I keep getting this error message: 400 Bad Request Request Header Or Cookie Too Large.
I get a 400 Bad Request Request Header Or Cookie Too Large error every time I try to open my account.
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In the last 90 days, Mailchimp had 5 incidents (4 major outages and 1 minor incident) with a median duration of 1 hour 52 minutes.
Incidents
Major Outages
Minor Incidents
Median Resolution
Full incident reports for recent Mailchimp outages, including timelines, affected components, and resolution details.
| Title | Started At | Duration |
|---|---|---|
|
We are aware of an issue that some users may encounter Campaigns stuck in a Preparing/Sending sta...
|
Mar 25, 2026 at 03:44 PM UTC
|
about 1 hour |
|
Our engineers are actively monitoring app maintenance. You may experience slower loading times du...
|
Mar 02, 2026 at 05:09 PM UTC
|
2 days |
|
Our engineering team is actively working to resolve issues affecting Segments and Audience data. ...
|
Feb 27, 2026 at 01:12 PM UTC
|
about 2 hours |
|
We are currently investigating an issue where some users may experience missing templates. Our en...
|
Feb 18, 2026 at 09:21 PM UTC
|
about 1 hour |
|
We’re aware of an issue affecting the accuracy of open and click metrics in campaign reports. Our...
|
Feb 13, 2026 at 03:23 PM UTC
|
1 day |
|
We’re experiencing service disruptions due to an ongoing AWS outage affecting parts of our infras...
|
Oct 20, 2025 at 01:52 PM UTC
|
about 22 hours |
|
Our Engineers are actively investigating an issue affecting campaign sending. We appreciate your ...
|
Oct 13, 2025 at 08:13 PM UTC
|
about 2 hours |
|
Some customers are having difficulties sending campaigns. We're working on a fix and will share u...
|
Oct 08, 2025 at 03:41 PM UTC
|
about 2 hours |
|
We’re aware of reports of users receiving an error when accessing the Content tab. Our Engineerin...
|
Sep 25, 2025 at 06:33 PM UTC
|
about 1 hour |
|
Our Engineers are investigating the connection issues when attempting to login to Mailchimp. We’l...
|
Sep 03, 2025 at 03:20 AM UTC
|
8 minutes |
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Teams that track Mailchimp status also keep an eye on these services. Add them all to your IsDown dashboard for a single view of your dependencies.
IsDown has monitored Mailchimp continuously since May 2021, tracking this Email Marketing for 5 years. Over that time, we've documented 137 outages and incidents, averaging 2.4 per month.
We monitor Mailchimp's official status page across 41 components. IsDown interprets Mailchimp statuses (operational and incident) to deliver precise health metrics and filter alerts by the components you actually use.
To check if Mailchimp is down, IsDown combines official status data with user reports for early detection. Vendors often delay acknowledging problems, so user reports help us alert you before the official announcement.
Engineering and operations teams rely on IsDown to track Mailchimp status and receive verified outage alerts through Slack, Teams, PagerDuty, or 20+ other integrations.
IsDown checks Mailchimp's status page every few minutes, across all 41 components. We combine official status data with user reports to detect when Mailchimp is down, often before the vendor announces it.
When Mailchimp status changes, IsDown sends alerts to your preferred channels. Filter by severity to skip noise and focus on outages that affect your business.
IsDown checks Mailchimp official status page for major/minor outages or downtimes. A major outage is when Mailchimp experiences a critical issue that severely affects one or more services/regions. A minor incident is when Mailchimp experiences a small issue affecting a small percentage of its customer's applications. An example is the performance degradation of an application. The moment we detect a Mailchimp outage, we send you an alert and update your dashboard and status page.
Mailchimp and other vendors don't always report outages on time. IsDown collects user reports to provide early detection of outages. This way, even without an official status update, you can stay ahead of possible problems.
IsDown collects all information from the outages published in Mailchimp status page to provide the context of the outage. If available, we gather the title, description, time of the outage, status, and outage updates. Another important piece of information is the affected services/regions which we use to filter the notifications that impact your business.
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IsDown checks the status of over 6,020+ services every few minutes. We aggregate official status information and normalize it, plus collect crowdsourced reports for early outage detection.
When we detect an incident or status change, you receive an alert immediately. Customize notifications by service, component, or severity to avoid alert fatigue.
View all your services in a unified dashboard or public or private status page. Send alerts to Slack, Teams, PagerDuty, Datadog, and 20+ other tools your team already uses.
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Looking for Mailchimp outage alerts like Downdetector? IsDown monitors Mailchimp's official status page for verified incident data, not just user reports. Know exactly when Mailchimp is down, which components are affected, and when service health is restored. Here's why official Mailchimp status monitoring beats crowdsourced detection:
| Features | IsDown | Downdetector |
|---|---|---|
| Official Mailchimp status page monitoring. Know when Mailchimp is down with real time incident details. | ||
| Monitor 6,020+ services including Mailchimp in a single dashboard. | ||
| Instant Mailchimp outage alerts sent to Slack, Teams, PagerDuty, and more. | ||
| Combined monitoring: Mailchimp official status plus user reports for early outage detection. |
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Mailchimp isn't down. You can check Mailchimp status and incident details on the top of the page. IsDown continuously monitors Mailchimp official status page every few minutes. In the last 24 hours, there were 0 outages reported.
Mailchimp is currently operational. You can check Mailchimp 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 Mailchimp being slow. Check on the top of the page if there are any reported problems by other users.
IsDown monitors the Mailchimp 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.
Mailchimp last outage was on March 25, 2026 with the title "Campaigns stuck in Preparing/Sending"
IsDown has tracked 137 Mailchimp incidents since May 2021.
Check the Mailchimp status at the top of this page. IsDown combines official status page data with user reports to show whether Mailchimp is down for everyone or if the issue is on your end.
IsDown monitors 41 Mailchimp components in real-time, tracking the official status page for outages, degraded performance, and scheduled maintenance.
Because IsDown is a status page aggregator, which means that we aggregate the status of multiple cloud services. You can monitor Mailchimp and all the services that impact your business. Get a dashboard with the health of all services and status updates. Set up notifications via Slack, Datadog, PagerDuty, and more, when a service you monitor has issues or when maintenances are scheduled.
IsDown and DownDetector help users determine if Mailchimp 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 Mailchimp'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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