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: 1862
Hash: 79fbe340c235e56916f3a579b968c45cc5d9e653ffb0c4ec62be46b55585b661
Previous block: 0dc6d8124a34754564af54e2e3514073e5efb80137dc2150c6497906013bf0f5
Next block: 6e4fd40327e8a50141327967cadf4ca44425f7157cbc931e4bd56e3423fadaf5
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1719159234
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 0d3ac0229986a6ca981aa4599dba12400aa32e05526d05941741d0f80afac2d2
Median time: 1719159233
Difficulty: 4.656542373906925e-10
Confirmations: 382
Chainwork: 0000000000000000000000000000000000000000000000000000000000000e8e
Bits: 207fffff