its an address that can be found by a public source
A public ip address can be anything that is not in these three ranges. 10.0.0.0 - 10.255.255.255, 172.16.0.0 - 172.31.255.255, or 192.168.0.0 - 192.168.255.255.
The web address of the Public Pool is: http://apublicpool.com
Mark Zuckerberg's email address is not given out to the general public. He has a public Facebook profile where anyone can follow him.
By using the media or a public address system.
The web address of the Portsmouth Public Library is: http://www.portsmouthpubliclibrary.org
The web address of the Neville Public Museum is: www.nevillepublicmuseum.org/
The web address of the Oshkosh Public Library is: http://www.oshkoshpubliclibrary.org
The web address of the Elgin Public Museum is: http://www.elginpublicmuseum.org
The web address of the Milwaukee Public Museum is: http://www.mpm.edu
The web address of the Milwaukee Public Library is: http://www.mpl.org
The web address of the Oshkosh Public Museum is: http://www.oshkoshmuseum.org
The web address of the Reading Public Museum is: http://www.readingpublicmuseum.org