Block explorer
Also called: blockchain explorer · chain explorer
Definition
A block explorer is a website or app that lets you search a blockchain's public records, including transactions, addresses, blocks and token transfers.
This entry is shown in English.
How Block explorer works
Each blockchain has explorers that read its data and present it in a searchable form. Etherscan is widely used for Ethereum, mempool.space and others for Bitcoin, Solscan for Solana and Tronscan for TRON. You paste a transaction hash, wallet address or block number, and the explorer shows what happened.
For everyday users, the most useful job is checking a transfer. A transaction page shows the status (pending, confirmed or failed), the sending and receiving addresses, the amount, the fee paid, the block it was included in and the number of confirmations. If an exchange says it has sent your withdrawal, the transaction hash lets you verify it yourself.
Explorers only show data for their own chain. If you sent USDT on TRON, an Ethereum explorer will not find it. Many explorers also show token contracts, holder lists and labels for known addresses; treat labels as helpful hints, not guarantees, and make sure you are using the genuine explorer site, since lookalike sites exist.
Example
Suppose you withdraw 500 USDT from an exchange to your wallet on the TRON network and it has not arrived after 20 minutes. You copy the transaction hash from your withdrawal history and paste it into a TRON explorer. The page shows status confirmed, 500 USDT sent to an address ending in 9kQ3, with 40 confirmations. Your wallet address ends in 9kQ3, so the funds have arrived on-chain and your wallet app probably just needs to refresh or add the token.
Common mistakes
- Searching a transaction on the wrong chain's explorer and concluding it does not exist.
- Relying on a screenshot from someone else instead of checking the transaction hash yourself.
- Using a lookalike explorer site from a search ad or a message instead of a known one.
Learn and practise
FAQ
How do I check if my crypto transfer went through?
Copy the transaction hash from your wallet or exchange, open an explorer for that specific chain, and search it. The page shows whether it is pending, confirmed or failed.
Is it safe to search my address on a block explorer?
Searching does not give anyone access to your funds; blockchain data is already public. Never enter your seed phrase or private key on an explorer or any site that asks for it.