Maintenance

December 2025
Dec 01, 2025
2 maintenances

Upcoming Optimism/Base Mainnet Node Upgrade - Jovian Hardfork Update

Maintenance

Resolved Dec 01 at 02:00pm KST

In line with the recent Optimism Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- op-geth: v1.101603.5 Release Notes
- op-node: v1.16.2 Release Notes

Key Points to Note:
- There will be no network downtime during t...

Upcoming Arbitrum Sepolia Node Upgrade – ArbOS 51 network upgrade

Maintenance

Resolved Dec 01 at 02:00pm KST

In line with the recent Arbitrum Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- nitro: v3.9.3 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interruptions may occur during the process.

If you have any concerns, questions, or need specific g...

Dec 02, 2025
1 maintenance

Upcoming Ethereum Mainnet Node Upgrade - Fusaka Hardfork Update

Maintenance

Resolved Dec 02 at 02:00pm KST

In line with the recent Ethereum Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- geth: v1.16.7
- reth: v1.9.3
- lighthouse: v8.0.1 Release Notes

Key Points to Note:
- There will be no n...

Dec 04, 2025
2 maintenances

Upcoming SUI Mainnet Node Upgrade - v1.61.2 Release

Maintenance

Resolved Dec 04 at 02:00pm KST

In line with the recent SUI Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- sui: v1.61.2 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interruptions may occur during the process.

If you have any concerns, questions, or need specific gu...

Upcoming Arbitrum Mainnet Node Upgrade - v3.9.3

Maintenance

Resolved Dec 04 at 10:45am KST

In line with the recent Arbitrum Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- nitro: v3.9.3 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interruptions may occur during the process.

If you have any concerns, questions, or need specific g...

Dec 05, 2025
1 maintenance

Upcoming Base/Optimism Mainnet/Testnet and Giwa Sepolia Node Upgrade - op-nod...

Maintenance

Resolved Dec 05 at 04:00pm KST

In line with the recent Optimism Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- op-node: v1.16.3 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interruptions may occur during the process.

If you have any concerns, questio...

Dec 08, 2025
1 maintenance

Upcoming Polygon Mainnet Node Upgrade - Madhugiri hardfork update

Maintenance

Resolved Dec 08 at 02:00pm KST

In line with the recent Polygon Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- bor: v2.5.3
- heimdall: v0.5.2
- erigon: v3.3.2

Key Points to Note:
- There will be no network downtime dur...

Dec 12, 2025
1 maintenance

Upcoming Aptos Mainnet Node Upgrade - v1.38.5 Release

Maintenance

Resolved Dec 12 at 03:00pm KST

In line with the recent Aptos Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- aptos-node: v1.38.5 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interruptions may occur during the process.

If you have any concerns, questions, ...

Dec 16, 2025
2 maintenances

Upcoming Polygon Mainnet/Amoy Node Upgrade – heimdall-v2 0.5.3 release

Maintenance

Resolved Dec 16 at 02:00pm KST

In line with the recent Polygon Foundation announcement, we will be upgrading our nodes on the scheduled date and time.

For detailed information regarding the upgrade, please refer to the release tag here:
- heimdall-v2: 0.5.3 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interruptions may occur during the process.

If you have any concerns, questions, or need spe...

[Maintenance Notice] Scheduled Network Upgrade on December 16, 2025 (KST)

Maintenance

Resolved Dec 16 at 01:00pm KST

A network upgrade is scheduled for December 16, 2025, between 1:00 PM and 3:00 PM KST.

We will make every effort to minimize any impact however, brief service interruptions may occur during the maintenance window.

• Schedule: December 16, 2025 (Tue) 13:00–15:00 KST
• Maintenance Details: Network upgrade to improve service stability
• Affected Services: Node API

Thank you for your understanding.

January 2026
No maintenance scheduled
February 2026
No maintenance scheduled