What do these open ports on my IP address mean?

RMARKS
RMARKS Member Posts: 1

New to all this after being advised to sign up following a security breach. 
Did an open port scan on my IP address and found the below.
No idea what it means! 

Any help appreciated: 

Open TCP Port: 53     domain

Open TCP Port: 80     http

Open TCP Port: 110    pop3

Open TCP Port: 143    imap

Open TCP Port: 993    imaps

Open TCP Port: 995    pop3s

Open TCP Port: 12080

Open TCP Port: 12110

Open TCP Port: 12143

Open TCP Port: 12443

Open TCP Port: 12993

Open TCP Port: 12995

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