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.

Dec 18, 2025
1 maintenance

Upcoming Sui Mainnet Node Upgrade - v1.62.1 Release

Maintenance

Resolved Dec 18 at 03:00pm 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: v1.62.1 Release Notes (https://github.com/MystenLabs/sui/releases/tag/mainnet-v1.62.1)

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 guid...

Dec 19, 2025
1 maintenance

Upcoming Aptos Mainnet Node Upgrade - v1.38.6 Release

Maintenance

Resolved Dec 19 at 02:00pm 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: v1.38.6 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 23, 2025
1 maintenance

Maintenance scheduled for Aptos Mainnet/Testnet

Maintenance

Resolved Dec 23 at 02:00pm KST

We have maintenance scheduled for Aptos Mainnet/Testnet for next Tuesday. During this time, you may experience a few connection losses for a brief period of time.

Thank you for your understanding and continued trust in our service.

Dec 29, 2025
1 maintenance

Upcoming Giwa Sepolia Node Upgrade - v0.3.1 Release

Maintenance

Resolved Dec 29 at 04:30pm KST

In line with the recent Giwa 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: v1.16.3 Release Notes
- reth: [v1.9.3 Release Notes](https://github.com/paradigmxyz/reth/re...

Dec 30, 2025
1 maintenance

[Maintenance Notice] Scheduled Network Upgrade on December 30, 2025 (KST)

Maintenance

Resolved Dec 30 at 04:47pm KST

Maintenance job scheduled for network upgrade has completed successfully.

Thank you for your understanding and continued trust in our service.

1 previous update

January 2026
Jan 06, 2026
1 maintenance

Upcoming Ethereum Sepolia/Hoodi Node Upgrade - BPO2 Release

Maintenance

Resolved Jan 06 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 Release Notes
- reth: v1.9.3 Release Notes
- lighthouse: [v8.0.1 Release Notes]({release url})

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

Jan 07, 2026
1 maintenance

Upcoming Polygon Amoy Node Upgrade – Dandeli Hard Fork release

Maintenance

Resolved Jan 07 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: v2.5.6-beta6 Release Notes
- erigon: v3.3.6-beta3 Release Notes
- heimdall-v2: v0.5.4 Release Notes

Key Poi...

Jan 09, 2026
1 maintenance

Upcoming Polygon Mainnet Node Upgrade – Dandeli hardfork release

Maintenance

Resolved Jan 09 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: v2.5.6 Release Notes
- erigon: v3.3.6 Release Notes
- heimdall-v2: v0.5.4 Release Notes

Key Points to ...

Jan 10, 2026
1 maintenance

Upcoming Solana Mainnet Node Upgrade - v3.0.14 Release

Maintenance

Resolved Jan 10 at 04:25pm KST

In line with the recent Solana 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:
- agave: v3.0.14 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 guida...

Jan 13, 2026
1 maintenance

Upcoming BNB Mainnet Node Upgrade - Fermi Hardfork Release

Maintenance

Resolved Jan 13 at 02:00pm KST

In line with the recent BNB 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:
- bsc: v1.6.5 Release Notes
- erigon: v1.4.3 Release Notes

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

Jan 14, 2026
3 maintenances

Upcoming BNB Node Upgrade - v1.6.6 Release

Maintenance

Resolved Jan 14 at 09:40pm KST

In line with the recent Binance 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:
- bsc: v1.6.6 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 guidance ...

Upcoming Ethereum/Optimism/Base/Giwa/Polygon Node Upgrade - two p2p vulnerabi...

Maintenance

Resolved Jan 14 at 12:30pm 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: v1.16.8 Release Notes
- op-geth: v1.101605.0 Release Notes
- op-node: [v1.16.5 Release Notes](https://github.com/ethereum-optimism/optimism/rel...

Upcoming Ethereum Mainnet Node Upgrade - v1.16.8 Release

Maintenance

Resolved Jan 14 at 01:00am 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: [v1.16.8 Release Notes](TBD)

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 guidance on how this might impact your project, feel fr...

Jan 15, 2026
1 maintenance

Upcoming SUI Mainnet Node Upgrade - v1.63.3 Release

Maintenance

Resolved Jan 15 at 11:00am 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: v1.63.3 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 gu...

Jan 16, 2026
1 maintenance

Upcoming Solana Devnet Node Upgrade - v3.1.6 Release

Maintenance

Resolved Jan 16 at 12:30pm KST

In line with the recent Solana 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:
- agave: v3.1.6 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 guidanc...

Jan 21, 2026
1 maintenance

Upcoming SUI Mainnet Node Upgrade - v1.63.4 Release

Maintenance

Resolved Jan 21 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: v1.63.4 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...

Jan 29, 2026
3 maintenances

Upcoming Aptos Mainnet Node Upgrade - v1.40.1 Release

Maintenance

Resolved Jan 29 at 02:00pm 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: v1.40.1 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 ne...

Upcoming Aptos Testnet Node Upgrade - v1.40.1 Release

Maintenance

Resolved Jan 29 at 02:00pm 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: v1.40.1 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...

Upcoming SUI Mainnet Node Upgrade - v1.64.1 Release

Maintenance

Resolved Jan 29 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: v1.64.1 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...

February 2026
Feb 04, 2026
1 maintenance

Upcoming Aptos Mainnet Node Upgrade - v1.40.3-hotfix Release

Maintenance

Resolved Feb 04 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: v1.40.3-hotfix 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, qu...

Feb 06, 2026
1 maintenance

Upcoming Aptos Mainnet Node Upgrade - v1.40.4-hotfix Release

Maintenance

Resolved Feb 06 at 01:00pm 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: v1.40.4-hotfix 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, qu...

Feb 10, 2026
2 maintenances

Upcoming Polygon Amoy Node Upgrade – Lisovo Hardfork release

Maintenance

Resolved Feb 10 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: v2.6.0-beta Release Notes
- erigon: v3.4.0-beta Release Notes
- heimdall-v2: [v0.6.0 Release Notes](https://github.com/0xPolygon/heimdall-v2/releases/tag/v0....

Upcoming Kaia Kairos Node Upgrade - v2.2.0 Release

Maintenance

Resolved Feb 10 at 02:00pm KST

In line with the recent Kaia 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:
- kaia: v2.2.0 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 guidance o...

Feb 12, 2026
1 maintenance

Upcoming Sui Mainnet Node Upgrade – v1.65.2

Maintenance

Resolved Feb 12 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: mainnet-v1.65.2 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 sp...

Feb 14, 2026
1 maintenance

Upcoming Polygon Amoy Node Upgrade – LisovoPro Hardfork release

Maintenance

Resolved Feb 14 at 12:30pm 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: v2.6.0-beta2 Release Notes
- erigon: v3.4.0-beta2 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary ne...

Feb 19, 2026
3 maintenances

Upcoming Solana Devnet Node Upgrade - v3.1.8 Release

Maintenance

Resolved Feb 19 at 02:00pm KST

In line with the recent Solana 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:
- {client}: [{release version} Release Notes]({release url})
- {client}: [{release version} Release Notes]({release url})

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, ...

Upcoming Ethereum Mainnet Node Upgrade - Geth v1.17.0 & Reth v1.11.0 Release

Maintenance

Resolved Feb 19 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: v1.17.0 Release Notes
- reth: v1.11.0 Release Notes

Key Points to Note:
- There will be no network downtime during the upgrade.
- Temporary network interru...

Upcoming Aptos Mainnet Node Upgrade – v1.41.5 release

Maintenance

Resolved Feb 19 at 01:00pm 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: v1.41.5 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, or ne...

Feb 26, 2026
2 maintenances

Upcoming SUI Mainnet Node Upgrade - v1.66.2 Release

Maintenance

Resolved Feb 26 at 01:00pm 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: v1.66.2 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 Aptos Mainnet Node Upgrade - v1.41.7-hotfix Release

Maintenance

Resolved Feb 26 at 01:00pm 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: v1.41.7-hotfix 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 conc...

Feb 27, 2026
1 maintenance

Upcoming Ethereum Node Upgrade - Lighthouse v8.1.1 Release

Maintenance

Resolved Feb 27 at 07:00pm 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:
- lighthouse: v8.1.1 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...