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/nu1qckdpvttr3jwfauaalyrx5kr657njy4g454z2cc{
"isvalid": true,
"address": "nu1qckdpvttr3jwfauaalyrx5kr657njy4g454z2cc",
"scriptPubKey": "0014c59a162d638c9c9ef3bdf9066a587aa7a7225515",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "c59a162d638c9c9ef3bdf9066a587aa7a7225515"
}