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/nu1q7k0c9vj84svkppzpyerqye7dwjzxyw3l5mv4ex{
"isvalid": true,
"address": "nu1q7k0c9vj84svkppzpyerqye7dwjzxyw3l5mv4ex",
"scriptPubKey": "0014f59f82b247ac1960844126460267cd7484623a3f",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "f59f82b247ac1960844126460267cd7484623a3f"
}