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: 926
Hash: 74c29ad706440e811852f6775c7a8e82ca98d63ff3c00fbd23a581174db9ae19
Previous block: 36c231fb7d91910d0a51045fc3d0629658e1179facfd4909d033c0e64cef0f9c
Next block: 6a59018bb1434dd1ad3dd07c5e9bee1df06f76d34dbb382cc666c908c8d2dd2d
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857823
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: a32c2d427a1505471cd994f6790d9c3b75db85b70c00d83681c05434bcba6b0f
Median time: 1707857822
Difficulty: 4.656542373906925e-10
Confirmations: 1318
Chainwork: 000000000000000000000000000000000000000000000000000000000000073e
Bits: 207fffff