Run this with the aws cli
for lb_arn in $(aws elbv2 describe-load-balancers --query 'LoadBalancers[*].LoadBalancerArn' --output text); do aws elbv2 describe-listeners --load-balancer-arn $lb_arn --query 'Listeners[].[LoadBalancerArn,Protocol,SslPolicy]' --output text; done
Sample output: arn:aws:elasticloadbalancing:us-east-1:12341234:loadbalancer/app/good-elb/1234asdf1234asdf HTTPS ELBSecurityPolicy-TLS-1-2-2017-01 arn:aws:elasticloadbalancing:us-east-1:12341234:loadbalancer/app/good-elb/1234asdf1234asdf HTTP None