Unable to access splunk on AWS

[aagashe]

Just installed Splunk on AWS. It nice gave me access url

The Splunk web interface is at http://ip-172-31-nn-nn.us-east-2.compute.internal:8000

[splunk@ip-172-31-nn-nn bin]$ ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 9001
        inet 172.31.nn.nn  netmask 255.255.240.0  broadcast 172.31.nn.nnn
        inet6 fe80::88c:d2ff:xxxx:xxxx  prefixlen 64  scopeid 0x20<link>
        ether 0a:8c:d2:f6:36:9e  txqueuelen 1000  (Ethernet)
        RX packets 594181  bytes 886080249 (845.0 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 18946  bytes 1624426 (1.5 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 1000  (Local Loopback)
        RX packets 964  bytes 274954 (268.5 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 964  bytes 274954 (268.5 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

I also allowed firewall rule but unable to access Splunk. Any reason why?

Regards