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: 2275
Hash: 72e7182848480c23bee47ba93af25ebbaba99ce2f54b49e9f7e1e0c346c7d521
Previous block: 593e333554fb04d4801a9f5bf12f70bdfca71e953cf75a79d06a826f3976aee2
Next block: 1855e172cdba3ed3a50d9f3df9cbf21e50fe7186f11445a592e1da38fc75d402
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847266
Stripped size: 218
Size: 254
Nonce: 2
Merkle root: 403c7153c880cd9adb7e914da70edb6ce566d3bd862047cd61c3ecd2df70e363
Median time: 1743847265
Difficulty: 4.656542373906925e-10
Confirmations: 368
Chainwork: 00000000000000000000000000000000000000000000000000000000000011c8
Bits: 207fffff