Since this explorer is database-free, it doesn't natively support address balances & transaction history. However, you can check it in :
https://explorer.taobot.org/address/nu1qkhnvaufshjyhhl7lhsraphpqkzalmuyj3ae2lz{
"isvalid": true,
"address": "nu1qkhnvaufshjyhhl7lhsraphpqkzalmuyj3ae2lz",
"scriptPubKey": "0014b5e6cef130bc897bffdfbc07d0dc20b0bbfdf092",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "b5e6cef130bc897bffdfbc07d0dc20b0bbfdf092"
}