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/nu1q26lud6s47qgc6ha9a6mgqh6g5khx9plqv0w78c{
"isvalid": true,
"address": "nu1q26lud6s47qgc6ha9a6mgqh6g5khx9plqv0w78c",
"scriptPubKey": "001456bfc6ea15f0118d5fa5eeb6805f48a5ae6287e0",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "56bfc6ea15f0118d5fa5eeb6805f48a5ae6287e0"
}