got error while install

while running this command  apt-key adv --fetch-keys http://repos.tinycp.com/ubuntu/conf/gpg.key

got

gpg: requesting key from 'http://repos.tinycp.com/ubuntu/conf/gpg.key'

gpg: WARNING: unable to fetch URI http://repos.tinycp.com/ubuntu/conf/gpg.key: Connection refused

while running this command wget http://tinycp.com/download/tinycp-install.sh

got

E: Unable to locate package tinycp 

apt install gnupg ca-certificates
apt-key adv --fetch-keys http://repos.tinycp.com/ubuntu/conf/gpg.key
echo "deb http://repos.tinycp.com/ubuntu all main" | sudo tee /etc/apt/sources.list.d/tinycp.list
apt-get update
apt-get install tinycp