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: 2416
Hash: 2098519d5e677c28dad2d8e7acc9bff8420dcc7fcb01144e4c32e1991d2a1892
Previous block: 24fd79ed0d1cfa0110e4f1489ec1c5dbd1e1edae8e1fe78eb929d234a43a531c
Next block: 6088154ff928c97439842e8c50fcee1b6196da86637faf93e87c8ad35bbb1223
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847289
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: ee7c93a40255902b296e49bfe5ceb916216ba0cb1f45f9e823e9c0b047435db6
Median time: 1743847288
Difficulty: 4.656542373906925e-10
Confirmations: 227
Chainwork: 00000000000000000000000000000000000000000000000000000000000012e2
Bits: 207fffff