The explorer is running in 'regtest' mode. This saves disk space, but there is limited data.
The code for this application can be found at github.com/pdxrod/blockchain_explorer.

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Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mxMfLjAez

Height: 2067
Hash: 65cf36638cb8752e77256cbd6a59e16d7d85d9f031b56a75a78b1a32e6583f8c
Previous block: 62681e1f6cdc17c79725c43053b55261a6799b990a80e9fdf84987c6faff7306
Next block: 5dc65289c679d90f100909eedfe171dca4c5e28bc301125e5d543a7a581c4d75
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1728964781
Stripped size: 218
Size: 254
Nonce: 4
Merkle root: 06f1c4ccd2feb22afe5430c20f255ca0f53fa5076e6eaa08a10dfe3ea08edf41
Median time: 1728964780
Difficulty: 4.656542373906925e-10
Confirmations: 177
Chainwork: 0000000000000000000000000000000000000000000000000000000000001028
Bits: 207fffff