Outage in Constant Contact

V3 API Access Token Issue

Resolved Major
April 30, 2025 - Started about 1 month ago - Lasted 42 minutes
Official incident page

Need to monitor Constant Contact outages?
Stay on top of outages with IsDown. Monitor the official status pages of all your vendors, SaaS, and tools, including Constant Contact, and never miss an outage again.
Start Free Trial

Outage Details

We are experiencing an issue with generating new access tokens. Requests to obtain tokens for our V3 API are currently returning HTTP 400, with the errorSummary "Bad request. Accept and/or Content-Type headers likely do not match supported values." Existing tokens are not affected. Our engineers are aware of this issue and working to resolve it as quickly as possible
Latest Updates ( sorted recent to last )
RESOLVED about 1 month ago - at 04/30/2025 03:51PM

The root cause of this issue has been identified and resolved. Token generation function has been restored.

INVESTIGATING about 1 month ago - at 04/30/2025 03:13PM

We are experiencing an issue with generating new access tokens. Requests to obtain tokens for our V3 API are currently returning HTTP 400, with the errorSummary "Bad request. Accept and/or Content-Type headers likely do not match supported values." Existing tokens are not affected. Our engineers are aware of this issue and working to resolve it as quickly as possible

Latest Constant Contact outages

Be the First to Know When Vendors Go Down

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 · 4200 services available

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