Outage in Alchemy

Scheduled Polygon Mainnet Node Upgrade [Bor v2.3.0 and Heimdall v0.4.0 release]

Resolved Minor
September 25, 2025 - Started 4 days ago - Lasted 4 days
Official incident page

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Outage Details

Scheduled Start: Monday, September 29, 2025, at 08:00 AM UTC Scheduled End: Monday, September 29, 2025, at 11:00 AM UTC Impact: No downtime expected Details: Polygon mainnet has announced a scheduled hard fork on October 8, 2025, at 14:12 UTC. To prepare for this event, we will be upgrading our Polygon mainnet nodes ahead of time on September 29, 2025, starting at 08:00 AM UTC. The upgrade is expected to take approximately 3 hours. This upgrade ensures our infrastructure is aligned with the Bor v2.3.0 and Heimdall v0.4.0 releases, part of the Rio hard fork for the Veblop upgrade. You can find more information here: https://forum.polygon.technology/t/bor-v2-3-0-and-heimdall-v0-4-0-release-rio-hard-fork-for-veblop-upgrade/21310
Latest Updates ( sorted recent to last )
RESOLVED about 8 hours ago - at 09/29/2025 11:00AM

This incident has been resolved.

INVESTIGATING 4 days ago - at 09/25/2025 10:06AM

Scheduled Start: Monday, September 29, 2025, at 08:00 AM UTC
Scheduled End: Monday, September 29, 2025, at 11:00 AM UTC
Impact: No downtime expected

Details:
Polygon mainnet has announced a scheduled hard fork on October 8, 2025, at 14:12 UTC. To prepare for this event, we will be upgrading our Polygon mainnet nodes ahead of time on September 29, 2025, starting at 08:00 AM UTC. The upgrade is expected to take approximately 3 hours.

This upgrade ensures our infrastructure is aligned with the Bor v2.3.0 and Heimdall v0.4.0 releases, part of the Rio hard fork for the Veblop upgrade.

You can find more information here: https://forum.polygon.technology/t/bor-v2-3-0-and-heimdall-v0-4-0-release-rio-hard-fork-for-veblop-upgrade/21310

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