# Okta: Users in some orgs are unable to reach Custom URL domain

> Okta status incident “Users in some orgs are unable to reach Custom URL domain” on 2025-12-10: impact major (vendor’s label), -462 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/okta/incidents/I-9840
Last updated: 2025-12-18T02:29:01Z

- Impact (vendor’s label): major
- Status: resolved
- Started: 2025-12-10 07:42 UTC · Resolved: 2025-12-10 00:00 UTC · Duration: -462 min
- Updates: 1 · Affected components: Cell okta.com:9, Core Platform / Core Service
- [Vendor status page: https://status.okta.com/\#incident/a9CWR00000015s62AA](https://status.okta.com/#incident/a9CWR00000015s62AA)
- [Company: Okta](https://rewindex.com/company/okta.md)

## Timeline of updates

- **resolved** 2025-12-18 02:29 UTC: Okta Engineering became aware of an increase in connections on custom domain routers affecting customers in Cell OK9. Our team is actively investigating this issue to determine the root cause and mitigate the impact. During this time, users accessing their Okta tenant via custom domains may experience intermittent connectivity issues, including timeouts, latency, or 503/504 error messages. We will provide another update within the next 30 minutes, or sooner if additional information becomes available.

## Rewindex changes for this incident

- 2025-12-10 07:42 UTC: [Major incident: Users in some orgs are unable to reach Custom URL domain](https://rewindex.com/change/i777430b1abf7b0.md)

## Cite this

Status incident (vendor impact label: major) posted by Okta, started 2025-12-10 07:42 UTC, resolved after -462 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/okta/incidents/I-9840
- Citation: Okta, “Users in some orgs are unable to reach Custom URL domain” (2025-12-10 07:42 UTC). Archived by Rewindex: https://rewindex.com/company/okta/incidents/I-9840 (CC BY 4.0).
- Markdown link: `[Okta: Users in some orgs are unable to reach Custom URL domain (2025-12-10)](https://rewindex.com/company/okta/incidents/I-9840)`


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Canonical: https://rewindex.com/company/okta/incidents/I-9840 · Markdown: https://rewindex.com/company/okta/incidents/I-9840.md · JSON: https://rewindex.com/api/v1/companies/okta/incidents/I-9840 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T15:23:26.695Z