Port Scanning

kubectl run --image=appsoa/docker-alpine-nmap --rm -it nm -- \
-Pn -p9200,9300 elasticsearch.es elasticsearch-discovery.es
Starting Nmap 7.40 ( https://nmap.org ) at 2018-02-03 16:54 UTC
Nmap scan report for elasticsearch.es (10.15.248.94)
Host is up (0.0013s latency).
rDNS record for 10.15.248.94: elasticsearch.es.svc.cluster.local
PORT STATE SERVICE
9200/tcp open wap-wsp
9300/tcp filtered vrace
Nmap scan report for elasticsearch-discovery.es (10.15.252.251)
Host is up (0.00018s latency).
rDNS record for 10.15.252.251: elasticsearch-discovery.es.svc.cluster.local
PORT STATE SERVICE
9200/tcp filtered wap-wsp
9300/tcp open vrace
Nmap done: 2 IP addresses (2 hosts up) scanned in 1.41 seconds