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: 1130
Hash: 1b198cdda2ce336f7710bc926117f322fcacd9909a58a556f1ac30d03ffd710a
Previous block: 49b2190bd1d649e12806bd791c3424c57e305dc4fd4e20f1e238099b339003ad
Next block: 6c9660d0e2bba314ed77089b2eafbabea8c929521d8693b3ce4f4258aa15591d
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857857
Stripped size: 218
Size: 254
Nonce: 2
Merkle root: 6a220dbb24bea3076b2e7937d0fc21e6c52be66601d969ecca25f3cbf21cdf83
Median time: 1707857856
Difficulty: 4.656542373906925e-10
Confirmations: 1114
Chainwork: 00000000000000000000000000000000000000000000000000000000000008d6
Bits: 207fffff