peer chaincode list --installed is not working

peer chaincode list --installed is not showing the chaincode list

i set the env variables in terminal and ran the below command (note: i am not running this command in cli bash)

peer chaincode list --installed

Error: error getting endorser client for list: endorser client failed to connect to peer0.org1.example.com:7051: failed to create new connection: connection error: desc = "transport: error while dialing: dial tcp: lookup peer0.org1.example.com: no such host"

export CORE_PEER_TLS_ENABLED=true
export CORE_PEER_LOCALMSPID=Org1MSP
export CORE_PEER_TLS_CERT_FILE=/home/ramdisk/learning/lfs272-assets/networkFiles/crypto-config/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/server.crt
export CORE_PEER_TLS_KEY_FILE=/home/ramdisk/learning/lfs272-assets/networkFiles/crypto-config/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/server.key
export CORE_PEER_TLS_ROOTCERT_FILE=/home/ramdisk/learning/lfs272-assets/networkFiles/crypto-config/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt
export CORE_PEER_MSPCONFIGPATH=/home/ramdisk/learning/lfs272-assets/networkFiles/crypto-config/peerOrganizations/org1.example.com/users/Admin@org1.example.com/msp
export CORE_PEER_ADDRESS=peer0.org1.example.com:7051
export ORDERER_TLS_CA=/home/ramdisk/learning/lfs272-assets/networkFiles/crypto-config/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem