56152端口上有何服务？

[pengsir]

sudo nmap localhost -p 0-65535

Starting Nmap 6.47 ( http://nmap.org ) at 2015-08-18 07:51 HKT
Nmap scan report for localhost (127.0.0.1)
Host is up (0.000013s latency).
Other addresses for localhost (not scanned): 127.0.0.1
Not shown: 65531 closed ports
PORT STATE SERVICE
25/tcp open smtp
80/tcp open http
111/tcp open rpcbind
3306/tcp open mysql
56152/tcp open unknown

Nmap done: 1 IP address (1 host up) scanned in 9.88 seconds

56152端口有问题吧？

[pengsir]

这个端口是否有不怀好意的人，使用它呢？