Outage in Fasthosts

Sending email to Microsoft-hosted email addresses may not be possible

Resolved Major

February 17, 2026 - Started about 2 months ago - Lasted 9 days
Official incident page

Incident Report

Some emails sent to Microsoft-hosted email addresses may be rejected due to Microsoft blocking some of our IP addresses. We are in contact with Microsoft to request de-listing. Please accept our apologies for any inconvenience you may be experiencing.

Components affected

Fasthosts Sending Mail

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Latest Updates ( sorted recent to last )

RESOLVED about 2 months ago - at 02/26/2026 12:23PM

The issue has been resolved. Thank you for your patience and understanding.

MONITORING about 2 months ago - at 02/24/2026 04:12PM

We apologise to customers who were affected by this disruption. We are working to ensure that similar issues do not occur in the future.

IDENTIFIED about 2 months ago - at 02/19/2026 05:54PM

We have eliminated the disruption for almost everyone affected.

IDENTIFIED about 2 months ago - at 02/17/2026 01:07PM

We have eliminated the disruption for some of those affected.

IDENTIFIED about 2 months ago - at 02/17/2026 10:21AM

Some emails sent to Microsoft-hosted email addresses may be rejected due to Microsoft blocking some of our IP addresses.

We are in contact with Microsoft to request de-listing.

Please accept our apologies for any inconvenience you may be experiencing.

Latest Fasthosts outages

Access to Cloud Panel may not be possible. - about 11 hours ago

Investigating Incoming Email Delays - about 1 month ago

Service Outage - Webmail Unavailable - about 1 month ago

Sending email to Microsoft-hosted email addresses may not be possible - 3 months ago

Mail Infrastructure Update: Client Settings - 3 months ago

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