Vendor reports: major outageResolved · vendor status “resolved”Official status API

Widespread Access Outage

Reported by Klaviyo · CRM, Marketing & Sales · source last read just now

Official source (opens in a new tab)
Vendor start
Oct 20, 2025, 08:58 UTC
Vendor's clock
Resolved
Oct 21, 2025, 17:06 UTC
Vendor's clock
First seen by Statuswall
Before tracking began
Statuswall's clock
Duration
1 d 8 h
From vendor start and resolution

Summary

Built from the facts below, no AI

Potential impact, not a confirmed outage of your systems.

What the vendor confirmed

  • Klaviyo reports major outage: "Widespread Access Outage".[E1, E2]
  • The vendor marked it resolved at 2025-10-21 17:06 UTC.[E3, E7]

Affected products and regions

  • Components: Shopify, Klaviyo App, Email Sending, Server-side, Email Sending, Sign-up Forms, Email Deliverability, Lists, Segments, Text Message Deliverability, Text Message Sending, WooCommerce, Consent Pages, Profiles, BigCommerce, Mobile Push Sending, Magento, Reviews, Klaviyo Marketing, Processing, Other, Analytics.[E6]

What is unknown

  • Which regions are affected: the vendor did not say.[E5]
  • Whether your own systems are affected: a vendor report cannot tell you; check your monitoring.

Last update in these facts: 2025-10-21 17:06 UTC · summary s1, evidence 80fd7d8a7c807209

Evidence (7)
  1. E1Klaviyo reports major outage. (vendor) source (opens in a new tab)
  2. E2Vendor title: "Widespread Access Outage". (vendor) source (opens in a new tab)
  3. E3Vendor status word: "resolved". (vendor) source (opens in a new tab)
  4. E4Vendor-reported start: 2025-10-20 08:58 UTC. (vendor) source (opens in a new tab)
  5. E5The vendor did not state which regions are affected. (Statuswall)
  6. E6Components the vendor attached: Shopify, Klaviyo App, Email Sending, Server-side, Email Sending, Sign-up Forms, Email Deliverability, Lists, Segments, Text Message Deliverability, Text Message Sending, WooCommerce, Consent Pages, Profiles, BigCommerce, Mobile Push Sending, Magento, Reviews, Klaviyo Marketing, Processing, Other, Analytics. (vendor) source (opens in a new tab)
  7. E7Vendor-reported resolution: 2025-10-21 17:06 UTC. (vendor) source (opens in a new tab)

Affected scope

Not stated by the vendor

Components: Shopify, Klaviyo App, Email Sending, Server-side, Email Sending, Sign-up Forms, Email Deliverability, Lists, Segments, Text Message Deliverability, Text Message Sending, WooCommerce, Consent Pages, Profiles, BigCommerce, Mobile Push Sending, Magento, Reviews, Klaviyo Marketing, Processing, Other, Analytics

No region Statuswall recognises is stated for this incident (place names and provider-specific codes are not converted). It is not assumed to be global.

Potential relevance

Klaviyo is not in your stack. Follow it to see whether reports like this fall inside the regions you use.

Timeline

Vendor times come from the vendor. “Seen by Statuswall” times are when Statuswall noticed a change, which can lag the vendor by a few minutes. Statuswall does not store the vendor's update text; read it on the official page.

  1. Oct 20, 2025, 08:58 UTCVendor-reported startVendor time
  2. Oct 21, 2025, 17:06 UTCVendor-reported resolutionVendor time

No changes observed yet. Statuswall began recording changes on incidents in November 2026.