3.248.46.120
ec2-3-248-46-120.eu-west-1.compute.amazonaws.com
34.255.78.112
ec2-34-255-78-112.eu-west-1.compute.amazonaws.com
52.18.234.41
ec2-52-18-234-41.eu-west-1.compute.amazonaws.com

smtp1.barceloviajes.com.
smtp2.barceloviajes.com.