> For the complete documentation index, see [llms.txt](https://help.coinpocket.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.coinpocket.io/wallet-management/blockchain-explorer-tutorial/what-is-blockchain-explorer.md).

# What is Blockchain Explorer?

**What is Blockchain Explorer?** 

Blockchain Explorer is a search tool of the blockchain, and it is also a website, which was designed for users to browse and query information on the blockchain. 

Blockchain needs a medium for users to see the situation on-chain, and the blockchain explorer is this medium. In the blockchain explorer, you only need to enter the TxHash of a transaction, wallet address or contract address, etc., to query their detailed information. 

**Commonly used Blockchain Explorer:** 

TRON：[https://tronscan.io/ ](<https://tronscan.io/ >)

ETH：<https://etherscan.io/>

BSC：<https://bscscan.com/>

HECO：[https://hecoinfo.com/ ](<https://hecoinfo.com/ >)

OK：<https://www.oklink.com/zh-cn>

Polygon（MATIC）：<https://polygonscan.com/>