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.

home    blocks

Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mxMfLjAez

Height: 2285
Hash: 465096084492722942a02b1b12bb7a355b5c7cbe7202b07b8047f932a516edcd
Previous block: 4f25f15d7e128a803a6359f4f31c51dacb09a51a95d90195080da226c7ad8dc6
Next block: 38001f4f5bf6486281c70112f196e472fe2cab2ee24755ef041bd867680b8531
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847267
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 2fce3f5cf83f98102fe602059d16620c76bccdad19808f61a28c2da000784736
Median time: 1743847267
Difficulty: 4.656542373906925e-10
Confirmations: 358
Chainwork: 00000000000000000000000000000000000000000000000000000000000011dc
Bits: 207fffff