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: 1033
Hash: 761b9dabaafed818730a6d7680fabc52941be4ba481eca66951d45e2e5572c89
Previous block: 2b5d160068cb831fa8dc902bd94f6ab75b7f87fcb418a430fa7d290030befef7
Next block: 39a87b25253471e3d633f8d46529dc157dca3f89eaad5c46173524f891a53239
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857841
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 212c2ea2667e051ea589743174ac105483b7e5aa97e0f5dcd1da1cfd8c66c8e2
Median time: 1707857840
Difficulty: 4.656542373906925e-10
Confirmations: 1211
Chainwork: 0000000000000000000000000000000000000000000000000000000000000814
Bits: 207fffff