docs.etherscan.io

# Etherscan ## Docs - [Get Address ERC20 Token Holding](https://docs.etherscan.io/api-reference/endpoint/addresstokenbalance.md): Retrieves the current ERC-20 token balance for a specified address. - [Get Address ERC721 Token Holding](https://docs.etherscan.io/api-reference/endpoint/addresstokennftbalance.md): Retrieves the ERC-721 tokens and their quantities owned by a specific address. - [Get Address ERC721 Token Inventory by Contract](https://docs.etherscan.io/api-reference/endpoint/addresstokennftinventory.md): Retrieves the number of ERC-721 token IDs owned by a specific address for each NFT collection. - [Get Native Balance for an Address](https://docs.etherscan.io/api-reference/endpoint/balance.md): Retrieves the native token balance held by a specific address. - [Get Historical Native Balance for an Address](https://docs.etherscan.io/api-reference/endpoint/balancehistory.md): Retrieves the balance of a specified address at a given block height. - [Chainlist](https://docs.etherscan.io/api-reference/endpoint/chainlist.md): Returns the list of all supported Etherscan mainnet and testnet chains. - [Get Ethereum Nodes Size](https://docs.etherscan.io/api-reference/endpoint/chainsize.md): Retrieves the total size of the Ethereum blockchain, in bytes, within a specified date range. - [Check Proxy Contract Verification Status](https://docs.etherscan.io/api-reference/endpoint/checkproxyverification.md): Check the status of a proxy contract verification. - [Check Source Code Verification Status](https://docs.etherscan.io/api-reference/endpoint/checkverifystatus.md): Check the status of a source code verification request. - [Get Daily Average Block Size](https://docs.etherscan.io/api-reference/endpoint/dailyavgblocksize.md): Retrieves the average daily block size over a specified date range. - [Get Daily Average Block Time](https://docs.etherscan.io/api-reference/endpoint/dailyavgblocktime.md): Retrieves the daily average time taken to successfully mine a block. - [Ge