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/nu1qelx7reqq50dfnmvfajxmfyauqmxkkwflp5q8tc{
"isvalid": true,
"address": "nu1qelx7reqq50dfnmvfajxmfyauqmxkkwflp5q8tc",
"scriptPubKey": "0014cfcde1e400a3da99ed89ec8db493bc06cd6b393f",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "cfcde1e400a3da99ed89ec8db493bc06cd6b393f"
}