What is Duo Security SMS Message Delivery current status?

Duo Security SMS Message Delivery is currently operational. You can check Duo Security SMS Message Delivery 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 Duo Security SMS Message Delivery status?

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

How can I be notified when Duo Security SMS Message Delivery 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 Duo Security SMS Message Delivery has issues. Duo Security official status page might also offer notification options such as email, SMS, or Slack.

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Is Duo Security SMS Message Delivery Down? Check current status

Q: Is Duo Security SMS Message Delivery down today?

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

Check if Duo Security SMS Message Delivery is down, official outages, user-reported issues, and outages map.

Current Duo Security SMS Message Delivery status

Duo Security SMS Message Delivery is working normally

Updated from Duo Security official status page 2 minutes 17 seconds ago

SMS Message Delivery is a component of Duo Security ›

Duo Security SMS Message Delivery service health. Issues reported in the last 24 hours

Working Normally

Possible Incident

Confirmed Outage

This chart displays 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. Sign up for free to see more Duo Security status data.

View Duo Security Outage Reports Map

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Duo Security SMS Message Delivery recent outages and downtime history

IsDown has tracked 43 incidents for Duo Security SMS Message Delivery since started monitoring Duo Security status in April 2020. We collect data from 4522+ services, and normalize the data to give you a clear picture of the impact of the outage.

Date	Incident	Duration
Oct 07, 2025 03:13 PM EDT	Major [DUO34] Full Deployment Outage We are currently investigating an issue causing a full outage for all services on our DUO34 deplo...	44 minutes
Aug 26, 2025 02:29 AM EDT	Minor T-Mobile Services SMS Delivery Issue We are currently investigating an issue affecting SMS delivery to phone numbers using T-Mobile Se...	about 4 hours
Aug 06, 2025 12:40 AM EDT	Major US SMS delivery delays and failures We are investigating an issue causing SMS delivery delays and failures in the US. We are waiting ...	about 3 hours
Jun 06, 2025 02:56 AM EDT	Minor SMS Delivery Issues to Netherlands & Australia Phone Numbers We are currently investigating an issue affecting SMS delivery to phone numbers in Netherlands & ...	about 4 hours
May 28, 2025 06:17 AM EDT	Minor SMS Delivery Issues to Greece Phone Numbers We are currently investigating an issue affecting SMS delivery to phone numbers in Greece. Pleas...	about 2 hours
Apr 22, 2025 10:18 AM EDT	Minor All Deployments: Duo SMS Passcode Authentication Failures for US region We are currently investigating an issue causing intermittent SMS delivery failures in the US regi...	about 1 hour
Feb 13, 2025 01:45 PM EST	Major All Deployments: Core Authentication Service, Admin Panel logins, Device Management Portal, Risk-... We are currently investigating an issue causing Admin Panel login and SMS/Phone Call delivery fai...	about 7 hours
Jan 17, 2025 06:13 AM EST	Minor SMS Delivery Issues: UAE We are currently experiencing an issue with SMS Delivery in UAE. we are currently investigating t...	19 days
Nov 28, 2024 07:05 PM EST	Minor All Deployments: Duo SMS Delivery Failure for some Australian customers We are currently investigating an issue causing SMS delivery failures for some Australian custome...	about 3 hours
Aug 27, 2024 04:04 AM EDT	Minor 27-08-2024 GB SMS delivery issue We are currently investigating an issue causing SMS delivery to UK numbers and are working to cor...	about 1 hour

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Duo Security SMS Message Delivery reported issues and comments

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SMS Message Delivery is a component of Duo Security that sends authentication codes via text messages to users for two-factor verification.

Monitoring Duo Security since April 2020

SMS Message Delivery is part of Duo Security. Check the Duo Security's status.

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8 incidents in 2025

Frequently Asked Questions

Is Duo Security SMS Message Delivery down today?

Duo Security SMS Message Delivery isn't down. You can check Duo Security SMS Message Delivery status and incident details on the top of the page. IsDown continuously monitors Duo Security SMS Message Delivery official status page every few minutes. In the last 24 hours, there were 0 outages reported.

What is the current Duo Security SMS Message Delivery status?

Duo Security SMS Message Delivery is currently operational. You can check Duo Security SMS Message Delivery 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 Duo Security SMS Message Delivery 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 Duo Security SMS Message Delivery down today or just slow?

Currently there's no report of Duo Security SMS Message Delivery being slow. Check on the top of the page if there are any reported problems by other users.

How are Duo Security SMS Message Delivery outages detected?

IsDown monitors the Duo Security SMS Message Delivery 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 Duo Security SMS Message Delivery having an outage right now?

Duo Security SMS Message Delivery last outage was on October 07, 2025 with the title "[DUO34] Full Deployment Outage"

How IsDown compares to DownDetector when monitoring Duo Security?

IsDown and DownDetector help users determine if Duo Security 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 Duo Security'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.