# SendGrid: Sendgrid Maintenance Impacting Delivery and Account Configuration

> SendGrid maintenance “Sendgrid Maintenance Impacting Delivery and Account Configuration” on 2026-10-28: impact maintenance (vendor’s label), 10 h, 4 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/sendgrid/incidents/07cqhfzwzcdk
Last updated: 2026-10-29T05:43:45Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: completed · edited after publishing
- Started: 2026-10-28 19:30 UTC · Resolved: 2026-10-29 05:30 UTC · Duration: 10 h
- Updates: 4 · Affected components: API v2, API v3, SendGrid Email Activity, SendGrid Mail Sending - API v2, SendGrid Mail Sending - API v3, SendGrid Mail Sending - SMTP, SendGrid Marketing Campaigns, SMTP
- [Vendor status page: https://status.sendgrid.com/incidents/07cqhfzwzcdk](https://status.sendgrid.com/incidents/07cqhfzwzcdk)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)

## Timeline of updates

- **scheduled** 2026-10-23 22:57 UTC: We are upgrading our infrastructure on October 28 2026, from 12:30 to 14:00 PDT to enhance system stability and scalability. During this window customers may experience delays impacting the following functionalities: - Email delivery for new sign-ups and upgraded accounts - Account configuration and settings updates - Processing of group unsubscribes - Dedicated IP and IP pool changes System functionality will resume normally once maintenance concludes. Thank you for your patience.
- **scheduled** 2026-10-26 22:03 UTC: This maintenance has been rescheduled. We are upgrading our infrastructure on October 28 2026, from 21:00 to 22:30 PDT to enhance system stability and scalability. During this window customers may experience delays impacting the following functionalities: - Email delivery for new sign-ups and upgraded accounts - Account configuration and settings updates - Processing of group unsubscribes - Dedicated IP and IP pool changes System functionality will resume normally once maintenance concludes. Thank you for your patience.
- **in progress** 2026-10-29 04:04 UTC: Scheduled maintenance is currently in progress. We will provide updates as necessary.
- **completed** 2026-10-29 05:30 UTC: The scheduled maintenance has been completed.

## Rewindex changes for this incident

- 2026-10-26 22:04 UTC: [Incident updated: Sendgrid Maintenance Impacting Delivery and Account Configuration](https://rewindex.com/change/r0b83e6731ec511.md)
- 2026-10-29 04:13 UTC: [Incident updated: Sendgrid Maintenance Impacting Delivery and Account Configuration](https://rewindex.com/change/r9196daf4b107fc.md)
- 2026-10-29 05:43 UTC: [Incident updated: Sendgrid Maintenance Impacting Delivery and Account Configuration](https://rewindex.com/change/r7613e019210f8b.md)

## Cite this

Maintenance posted by SendGrid, started 2026-10-28 19:30 UTC, resolved after 10 h, 4 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/sendgrid/incidents/07cqhfzwzcdk
- Citation: SendGrid, “Sendgrid Maintenance Impacting Delivery and Account Configuration” (2026-10-28 19:30 UTC). Archived by Rewindex: https://rewindex.com/company/sendgrid/incidents/07cqhfzwzcdk (CC BY 4.0).
- Markdown link: `[SendGrid: Sendgrid Maintenance Impacting Delivery and Account Configuration (2026-10-28)](https://rewindex.com/company/sendgrid/incidents/07cqhfzwzcdk)`


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Canonical: https://rewindex.com/company/sendgrid/incidents/07cqhfzwzcdk · Markdown: https://rewindex.com/company/sendgrid/incidents/07cqhfzwzcdk.md · JSON: https://rewindex.com/api/v1/companies/sendgrid/incidents/07cqhfzwzcdk · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T14:55:06.317Z