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: 2367
Hash: 0936454c0d7471744d0ac62a46158ec57c4a73c5558270d7bc5d6e02980eeecb
Previous block: 01566c106cb0cbff592567ac15b7c25b5beb89f615705f59243e75fdfc78c3b9
Next block: 6f06c22c2e766e2c91bd777679cda1fb33df0bd04f0d65e45cd91275e33bec4a
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847281
Stripped size: 218
Size: 254
Nonce: 2
Merkle root: 5d88c8dd5735a90e3fbee42ae78e8f6d8d8c06ff51f4f79970fee4c97af0463f
Median time: 1743847280
Difficulty: 4.656542373906925e-10
Confirmations: 276
Chainwork: 0000000000000000000000000000000000000000000000000000000000001280
Bits: 207fffff