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/nu1qc83mt934cvqmrgaw0gn2feq0df9v7k67udq0jt{
"isvalid": true,
"address": "nu1qc83mt934cvqmrgaw0gn2feq0df9v7k67udq0jt",
"scriptPubKey": "0014c1e3b59635c301b1a3ae7a26a4e40f6a4acf5b5e",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "c1e3b59635c301b1a3ae7a26a4e40f6a4acf5b5e"
}