What is MailerSend Email sending API current status?

MailerSend Email sending API is currently operational. You can check MailerSend Email sending API status and current incidents and outages on the top of the page. The status is updated in almost real-time, and you can see the issues affecting customers.

How to monitor or check MailerSend Email sending API status?

You can use IsDown service or go to MailerSend official status page. Some accounts also use Twitter to communicate the status.

How can I be notified when MailerSend Email sending API is having issues or undergoing maintenance?

You can create an account in IsDown and monitor multiple services or subscribe for updates on the official status page. IsDown will send you a notification in real-time when MailerSend Email sending API has issues. MailerSend official status page might also offer notification options such as email, SMS, or Slack.

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MailerSend status updated 1 minute 20 seconds ago

MailerSend Email sending API Status. Is MailerSend Email sending API Down?

Q: Is MailerSend Email sending API down today?

MailerSend Email sending API was not down today according to the official status page. In the last 24 hours, there were 0 outages reported. IsDown continuously monitors the MailerSend status page, looking for the latest outages and issues affecting customers. Check all recent outages in the section 'Latest MailerSend Email sending API outages, issues and problems' at the top of the page.

Check if MailerSend Email sending API is down, official outages, user-reported issues, and outages map.

Is MailerSend Email sending API down right now?

MailerSend Email sending API is working normally

IsDown checked MailerSend Email sending API status on January 13, 2026 at 06:09 PM EST, and appears to be operational. We've received 0 user reports in the past 24 hours. IsDown collects in real-time MailerSend Email sending API status data from official sources and user reports.

Email sending API is a component of MailerSend ›

MailerSend Email sending API service health. Issues reported in the last 24 hours

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.

Working Normally

Possible Incident

Confirmed Outage

View MailerSend Reports Map

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User reports for MailerSend Email sending API

See what users are saying about MailerSend Email sending API issues that impacted them and how they are affected by the outage.

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MailerSend Email sending API outages and downtime history

IsDown has tracked 8 incidents for MailerSend Email sending API since started monitoring MailerSend status in January 2023. We collect data from 5350+ services, and normalize the data to give you a clear picture of the impact of the outage. It will show official MailerSend Email sending API outages and also issues that we're started by a spike in crowdsource reports.

Minor about 7 hours

We're experiencing a technical issue - email delivery delay

Sep 09, 2025 at 06:00 AM

Minor about 1 hour

Service Disruption

Jun 12, 2025 at 03:46 PM

Major 5 minutes

Application and API outage

Jan 06, 2025 at 09:55 AM

Major about 2 hours

We are experiencing a technical issue

Dec 03, 2024 at 08:29 AM

Minor 20 minutes

We're experiencing a technical issue - delays on webhooks and bulk email sending

Sep 04, 2024 at 12:28 PM

Minor about 1 hour

We are experiencing a technical issue

Apr 15, 2024 at 01:09 PM

Minor about 1 hour

Delayed delivery time

Feb 28, 2024 at 05:43 AM

Minor 4 minutes

We're experiencing a technical issue resulting in a 401 error increase

Oct 25, 2023 at 06:01 AM

Date	Incident	Duration
Sep 09, 2025 06:00 AM EDT	Minor We're experiencing a technical issue - email delivery delay We are experiencing a technical issue that might cause some delays while sending emails. All of o...	about 7 hours
Jun 12, 2025 03:46 PM EDT	Minor Service Disruption We are currently experiencing a service disruption due to a global outage affecting Google Cloud ...	about 1 hour
Jan 06, 2025 09:55 AM EST	Major Application and API outage An application outage of 3 minutes happened around 2:45 PM UTC. A fix has been implemented, the a...	5 minutes
Dec 03, 2024 08:29 AM EST	Major We are experiencing a technical issue We are experiencing a latency issue that may cause delays for some but not all users. Our enginee...	about 2 hours
Sep 04, 2024 12:28 PM EDT	Minor We're experiencing a technical issue - delays on webhooks and bulk email sending We are experiencing a technical issue that might cause some delays while using the bulk email end...	20 minutes
Apr 15, 2024 01:09 PM EDT	Minor We are experiencing a technical issue We are experiencing a technical issue with bulk sending that cause a delay in email sending. Our...	about 1 hour
Feb 28, 2024 05:43 AM EST	Minor Delayed delivery time Due to an unexpectedly high sending load, we're experiencing some delays in email delivery. Email...	about 1 hour
Oct 25, 2023 06:01 AM EDT	Minor We're experiencing a technical issue resulting in a 401 error increase We are experiencing a technical issue that might result in 401 errors while using the API. All of...	4 minutes

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Frequently Asked Questions

Is MailerSend Email sending API down today?

MailerSend Email sending API isn't down. You can check MailerSend Email sending API status and incident details on the top of the page. IsDown continuously monitors MailerSend Email sending API official status page every few minutes. In the last 24 hours, there were 0 outages reported.

What is the current MailerSend Email sending API status?

MailerSend Email sending API is currently operational. You can check MailerSend Email sending API 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.

Is there a MailerSend Email sending API outage now?

No, there is no ongoing official outage. Check on the top of the page if there are any reported problems by other users.

Is MailerSend Email sending API down today or just slow?

Currently there's no report of MailerSend Email sending API being slow. Check on the top of the page if there are any reported problems by other users.

How are MailerSend Email sending API outages detected?

IsDown monitors the MailerSend Email sending API 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.

Is MailerSend Email sending API having an outage right now?

MailerSend Email sending API last outage was on September 09, 2025 with the title "We're experiencing a technical issue - email delivery delay"

How IsDown compares to DownDetector when monitoring MailerSend?

IsDown and DownDetector help users determine if MailerSend 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 MailerSend'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.

MailerSend Email sending API Status. Is MailerSend Email sending API Down?

Is MailerSend Email sending API down right now?

MailerSend Email sending API not working for you?

MailerSend Email sending API service health. Issues reported in the last 24 hours

View MailerSend Reports Map

Be the first to know when MailerSend Email sending API goes down

User reports for MailerSend Email sending API

MailerSend Email sending API outages and downtime history

Be the first to know when MailerSend Email sending API goes down

Frequently Asked Questions

Is MailerSend Email sending API down today?

What is the current MailerSend Email sending API status?

Is there a MailerSend Email sending API outage now?

Is MailerSend Email sending API down today or just slow?

How are MailerSend Email sending API outages detected?

Is MailerSend Email sending API having an outage right now?

How IsDown compares to DownDetector when monitoring MailerSend?

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