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: 1195
Hash: 608038cb13071eeb9e2b409d51be6b8057ea69cba5aaa493772b558a74981d3d
Previous block: 6d3e6d7882f5cd9ece5c8c160717dbbb0b00837a41fc3eba8f34cff6e0ad0b49
Next block: 60dc30139e8c7a83ddb0ab72a2596f9690be266a0354a3e101391fdd7f4d5ac1
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857868
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 641a6c0da4550c38ea1ca8ecc2a3b3fe9194078ecc1e88bdc0e507932b3acb71
Median time: 1707857867
Difficulty: 4.656542373906925e-10
Confirmations: 1049
Chainwork: 0000000000000000000000000000000000000000000000000000000000000958
Bits: 207fffff