hostname.domain.com,192.168.0.1 ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEA1XY18+zA8VNK2YkzygOkMqUxHSTfxT1Xxx8CgDZgcQH8HUhPssW5ttvG8nKetlPQZAVk1C4WkWS1y5b3ekBhZTIxocp9Joc6V1+f2EOfO2mSLRwB16RGrdw6q7msrBXTC/dl+hF45kMMzVNzqxnSMVOa0sEPK2zK6Sg3Vi9fCSM= |1|BWO5qDxk/cFH0wa05JLdHn+j6xQ=|rXQvIxh5cDD3C43k5DPDamawVNA= ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEA1XY18+zA8VNK2YkzygOkMqUxHSTfxT1Xxx8CgDZgcQH8HUhPssW5ttvG8nKetlPQZAVk1C4WkWS1y5b3ekBhZTIxocp9Joc6V1+f2EOfO2mSLRwB16RGrdw6q7msrBXTC/dl+hF45kMMzVNzqxnSMVOa0sEPK2zK6Sg3Vi9fCSM= foo@bar.com hostname.domain.com,192.168.0.1 ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEA1XY18+zA8VNK2YkzygOkMqUxHSTfxT1Xxx8CgDZgcQH8HUhPssW5ttvG8nKetlPQZAVk1C4WkWS1y5b3ekBhZTIxocp9Joc6V1+f2EOfO2mSLRwB16RGrdw6q7msrBXTC/dl+hF45kMMzVNzqxnSMVOa0sEPK2zK6Sg3Vi9fCSM= Comment with whitespaces |1|BWO5qDxk/cFH0wa05JLdHn+j6xQ=|rXQvIxh5cDD3C43k5DPDamawVNA= ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEA1XY18+zA8VNK2YkzygOkMqUxHSTfxT1Xxx8CgDZgcQH8HUhPssW5ttvG8nKetlPQZAVk1C4WkWS1y5b3ekBhZTIxocp9Joc6V1+f2EOfO2mSLRwB16RGrdw6q7msrBXTC/dl+hF45kMMzVNzqxnSMVOa0sEPK2zK6Sg3Vi9fCSM= foo@bar.com Comment with whitespaces