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Xandr: Local Inventory Ads using Multi-Channel Listings may not deliver as expected

Xandr · appnexus.comImpact: impactedinvestigating2026-10-01 06:59 UTC
Public — what happened

Summary

Description: Advertisers may notice Local Inventory Ads using Multi-channel listings are not delivering as expected. Local-only ads and online shopping ads are not impacted. Severity: Impacted Is Fixed: No Start Time: September 22, 3:38 PM (UTC) Update on October 1, 6:58 am: Our engineering teams have been engaged, and are currently working on a fix with priority. We apologize for any inconvenience this may have caused.

Timeline

Source of record: provider status page. Mirrored as reported; times in UTC.

Independent path health

The status page is the symptom. SquidGrid measures the paths that reach Xandr against their own baselines — whether the routes carrying your traffic degraded, at which handoff, and who owns that stretch.

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