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: 2632
Hash: 60077a55c841f7400d9682ac8e5d9f3351b0a3f35f23457d17c248e25ab801be
Previous block: 37647e46ec31ce24234f223ca9d6cde6761320f123bbcbf9c434182c26a20bc1
Next block: 23e0bfd849c1f8ab02455dcb583ae93e5cc829a72f3f29858359de3b7a61326f
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847325
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: db3ab8c6d12fdb85bb59b9edf6ece480a82fb50393b175ea780e6a2132691efa
Median time: 1743847324
Difficulty: 4.656542373906925e-10
Confirmations: 11
Chainwork: 0000000000000000000000000000000000000000000000000000000000001492
Bits: 207fffff