Kovan Testnet

An API key generated on Etherscan ​
 can be used across all mainnet and testnet explorers.
Similarly, all endpoints and parameter formatting remain the same across testnet explorers, you are only required to change the relevant API endpoint URL as follows.
Network
URL
Documentation 
Mainnet
​https://api.etherscan.io​
​https://docs.etherscan.io/​
Goerli
​https://api-goerli.etherscan.io/​
​https://docs.etherscan.io/v/goerli-etherscan/​
Kovan
​https://api-kovan.etherscan.io​
​https://docs.etherscan.io/v/kovan-etherscan​
Rinkeby
​https://api-rinkeby.etherscan.io/​
​https://docs.etherscan.io/v/rinkeby-etherscan​
Ropsten
​https://api-ropsten.etherscan.io​
​https://docs.etherscan.io/v/ropsten-etherscan​
Sepolia
​https://api-sepolia.etherscan.io/​
​https://docs.etherscan.io/v/sepolia-etherscan/​
Source attribution via a backlink or a mention that your app is "Powered by Etherscan APIs" is required except for personal/private usage.

Network	URL	Documentation
Mainnet	https://api.etherscan.io	https://docs.etherscan.io/
Goerli	https://api-goerli.etherscan.io/	https://docs.etherscan.io/v/goerli-etherscan/
Kovan	https://api-kovan.etherscan.io	https://docs.etherscan.io/v/kovan-etherscan
Rinkeby	https://api-rinkeby.etherscan.io/	https://docs.etherscan.io/v/rinkeby-etherscan
Ropsten	https://api-ropsten.etherscan.io	https://docs.etherscan.io/v/ropsten-etherscan
Sepolia	https://api-sepolia.etherscan.io/	https://docs.etherscan.io/v/sepolia-etherscan/

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Last modified 8mo ago