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.

home    blocks

Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mgqFp9Dhy

Height: 2180
Hash: 7d6fcb092721d5fb2a9eb24505ecb20c44b27a5948d3a92aebf0b051e8cf8a05
Previous block: 7fced4a334fe703bf7ab8e783172836ada117d0fe5e4c0a825eb9a69e44aa2df
Next block: 3f07d8bf51c426e08eee90b38a35a6bb7540eb0b8b945dd8a606f1151f8446d8
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1728964800
Stripped size: 218
Size: 254
Nonce: 5
Merkle root: 93c6f49238f76beb94196bcd758d845fd11fdb3726fbb2a654272b6f662d4e49
Median time: 1728964799
Difficulty: 4.656542373906925e-10
Confirmations: 64
Chainwork: 000000000000000000000000000000000000000000000000000000000000110a
Bits: 207fffff