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: 2069
Hash: 116e181ccf30a59dd674b098a6bec79ec7318e3a087cd99f5bb47278074a83b8
Previous block: 5dc65289c679d90f100909eedfe171dca4c5e28bc301125e5d543a7a581c4d75
Next block: 0f6167f16faadfe540f1b0f481de7b87de5bf9e203f69bbfeb3ad0cb6ca6d0bf
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1728964781
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 16b1fcac89e721de02f493b6cb6e3c791c10fc38d3ced15ad3ed1ff5544bc01f
Median time: 1728964781
Difficulty: 4.656542373906925e-10
Confirmations: 175
Chainwork: 000000000000000000000000000000000000000000000000000000000000102c
Bits: 207fffff