18.233.198.142
ec2-18-233-198-142.compute-1.amazonaws.com
52.200.169.160
ec2-52-200-169-160.compute-1.amazonaws.com
54.205.122.43
ec2-54-205-122-43.compute-1.amazonaws.com

esa1.cres.iphmx.com.
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esa4.cres.iphmx.com.