Use cases
Software Products E-commerce MSPs Schools Development & Marketing DevOps Agencies Help Desk
Company
Internet Status Blog Pricing Log in Get started free

Outage in ClickSend

ShortURL Flagged by Microsoft

Resolved Minor
November 26, 2025 - Started 5 months ago - Lasted about 17 hours
Official incident page

Incident Report

We are aware of an issue with our short URLs being flagged by Microsoft as suspicious, we are actively working with Microsoft to get this resolved. This impacts some customers who are using Microsoft Edge browser and/or Microsoft Defender. This is a temporary issue.
Components affected
ClickSend SMS ClickSend MMS

Trusted by 1,000+ teams

Never miss outages in third-party dependencies

Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the second something breaks.

Start Free Trial Learn More
IsDown status aggregator dashboard
Latest Updates ( sorted recent to last )
RESOLVED 5 months ago - at 11/27/2025 12:29AM

This incident has been resolved.
Microsoft has removed the flag, we have also changed our ShortURL from smsu.io to smsg.us

IDENTIFIED 5 months ago - at 11/26/2025 01:13PM

We are continuing to work with Microsoft on resolving the cases that were impacted prior to the fix.

IDENTIFIED 5 months ago - at 11/26/2025 01:10PM

The issue has been partially resolved. New SMS messages and campaigns using short URLs are no longer affected. We are continuing to work with Microsoft on resolving the cases that were impacted prior to the fix.

IDENTIFIED 5 months ago - at 11/26/2025 07:52AM

We are aware of an issue with our short URLs being flagged by Microsoft as suspicious, we are actively working with Microsoft to get this resolved. This impacts some customers who are using Microsoft Edge browser and/or Microsoft Defender.
This is a temporary issue.

Latest ClickSend outages

Telstra SMS Issue - 3 months ago
UK Outage/Connection Issues - formerly Dashboard Outage (UK Customers) - 5 months ago
Global Network experiencing issues - 5 months ago
We are currently experiencing an incident service affecting SMS & MMS Campaigns functionality. Users may not be able send SMS & MMS campaigns through the dashboard or API. We're also experiencing dashboard issues that is showing the old UI. - 6 months ago
Transactional emails stuck on Queued:WaitSend. - 7 months ago

Never miss outages in third-party dependencies

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6320 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook