mx: us-smtp-inbound-1.mimecast.com.
mx: us-smtp-inbound-2.mimecast.com.
ns: a1-249.akam.net.
ns: a18-67.akam.net.
ns: a22-65.akam.net.
ns: a26-66.akam.net.
ns: a3-64.akam.net.
ns: a9-65.akam.net.
ns: ns1.aetna.com.
ns: ns2.aetna.com.
ns: ns7.aetna.com.
mx: us-smtp-inbound-1.mimecast.com.
mx: us-smtp-inbound-2.mimecast.com.
ns: a1-249.akam.net.
ns: a18-67.akam.net.
ns: a22-65.akam.net.
ns: a26-66.akam.net.
ns: a3-64.akam.net.
ns: a9-65.akam.net.
ns: ns1.aetna.com.
ns: ns2.aetna.com.
ns: ns7.aetna.com.
mx: us-smtp-inbound-1.mimecast.com.
mx: us-smtp-inbound-2.mimecast.com.
ns: a1-249.akam.net.
ns: a18-67.akam.net.
ns: a22-65.akam.net.
ns: a26-66.akam.net.
ns: a3-64.akam.net.
ns: a9-65.akam.net.
ns: ns1.aetna.com.
ns: ns2.aetna.com.
ns: ns7.aetna.com.
mx: us-smtp-inbound-1.mimecast.com.
mx: us-smtp-inbound-2.mimecast.com.
ns: a1-249.akam.net.
ns: a18-67.akam.net.
ns: a22-65.akam.net.
ns: a26-66.akam.net.
ns: a3-64.akam.net.
ns: a9-65.akam.net.
ns: ns1.aetna.com.
ns: ns2.aetna.com.
ns: ns7.aetna.com.
mx: us-smtp-inbound-1.mimecast.com.
mx: us-smtp-inbound-2.mimecast.com.
ns: a1-249.akam.net.
ns: a18-67.akam.net.
ns: a22-65.akam.net.
ns: a26-66.akam.net.
ns: a3-64.akam.net.
ns: a9-65.akam.net.
ns: ns1.aetna.com.
ns: ns2.aetna.com.
ns: ns7.aetna.com.