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/nu1q3f7dsv93e4qcvtah5ext92wg62py8m5rz0cxd0{
"isvalid": true,
"address": "nu1q3f7dsv93e4qcvtah5ext92wg62py8m5rz0cxd0",
"scriptPubKey": "00148a7cd830b1cd41862fb7a64cb2a9c8d28243ee83",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "8a7cd830b1cd41862fb7a64cb2a9c8d28243ee83"
}