This issue has been addressed and resolved. Our data API service on Ethereum Sepolia and Holesky have caught up to the latest block and fully functional.
Thank you for your patience and continued trust in our service.

Since Pectra hardfork on Ethereum Sepolia and Holesky network, we are experiencing blockchain sync issue with our archive nodes. We are actively searching for remediation. During this time, our data api service will not be able to serve latest blocks.
Thank you for your patience and continued trust in our service.