You'll probably want this one
Active
ISRG Root X1 (RSA 4096, O = Internet Security Research Group, CN = ISRG Root X1)
Self-signed: der, pem, txt
You'll probably want this one
Active
ISRG Root X1 (RSA 4096, O = Internet Security Research Group, CN = ISRG Root X1)
Self-signed: der, pem, txt