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: 1112
Hash: 4c0b5e918a0b6f18f5b920a03ae943708272ca15654ba821b30d1845a60ab177
Previous block: 09b537c0b462a736572155a48f18d5f29274f7044d2127ca7661acf30d4fd942
Next block: 6c99d14d218f4a76efd33d6847c728bdbd7d70037e2bf7c4421adbb3d751c47c
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857854
Stripped size: 218
Size: 254
Nonce: 3
Merkle root: 3fbbed7a54e0e943eeb6ab70ce4bcd963ff512db44503ba3a25d9f901a947801
Median time: 1707857853
Difficulty: 4.656542373906925e-10
Confirmations: 1132
Chainwork: 00000000000000000000000000000000000000000000000000000000000008b2
Bits: 207fffff