EMR の Web インターフェース

Name of interface	URI
YARN ResourceManager	http://master-public-dns-name:8088/
YARN NodeManager	http://slave-public-dns-name:8042/
Hadoop HDFS NameNode	http://master-public-dns-name:50070/
Hadoop HDFS DataNode	http://slave-public-dns-name:50075/
Spark HistoryServer	http://master-public-dns-name:18080/
Zeppelin	http://master-public-dns-name:8890/
Hue	http://master-public-dns-name:8888/
Ganglia	http://master-public-dns-name/ganglia/
HBase UI	http://master-public-dns-name:16010/

https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-web-interfaces.html

Presto の Web UI は http://master-public-dns-name:8889/ でアクセスできる。