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: 1363
Hash: 60d600031b26a9aeb60a52ea3a485487593a28e58dbfc6a36686aed9d3103b17
Previous block: 513757d928c25d0d141f6c73b903db7d00c69938ff380fd351e61a4d6399579e
Next block: 3709a08447b3eedba642f6c3e57f0cb90381aeb5be520be2056cf4c620d03977
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1718697635
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: e83f1734357910923e162fa76fd39c2b6b681797509eb32dc619bba2396e69d6
Median time: 1718697634
Difficulty: 4.656542373906925e-10
Confirmations: 881
Chainwork: 0000000000000000000000000000000000000000000000000000000000000aa8
Bits: 207fffff