Outage in AWS

Elevated WAF Error Rates

Resolved Minor
November 22, 2020 - Started about 4 years ago - Lasted over 1 year

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

Outage Details

9:07 AM PST We are investigating increased error rates for request inspection by AWS WAF in the EU-WEST-1 Region. Customers who use AWS WAF with ALB in EU-WEST-1 may see increased ALB error rates.

9:15 AM PST We are investigating increased error rates for request inspection by AWS WAF in the EU-WEST-1 Region. Customers who use AWS WAF with ALB in EU-WEST-1 may see increased ALB error rates. Impacted customers can optionally set ALB to fail open instead of the default of failing closed: https://docs.aws.amazon.com/elasticloadbalancing/latest/application/application-load-balancers.html#load-balancer-waf

10:22 AM PST We are starting to see recovery of error rates for request inspection by AWS WAF in the EU-WEST-1 Region. Impacted customers can optionally set ALB to fail open instead of the default of failing closed: https://docs.aws.amazon.com/elasticloadbalancing/latest/application/application-load-balancers.html#load-balancer-waf

10:45 AM PST Between 7:54 AM and 9:43 AM PST, some customers may have experienced elevated error rates for request inspection by AWS WAF in the EU-WEST-1 Region. The issue has been resolved and the service is operating normally.
Components affected
AWS WAF

Be the first to know when AWS and other third-party services 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 · 3278 services available

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

Setup in 5 minutes or less

How much time you'll save your team, by having the outages information close to them?

14-day free trial · No credit card required · Cancel anytime