<s>
This	O
is	O
a	O
list	B-Protocol
of	I-Protocol
countries	I-Protocol
by	I-Protocol
IPv4	I-Protocol
address	I-Protocol
allocation	I-Protocol
,	O
.	O
</s>
<s>
There	O
are	O
232	O
(	O
over	O
four	O
billion	O
)	O
IP	B-Protocol
addresses	I-Protocol
in	O
the	O
IPv4	B-Protocol
protocol	O
.	O
</s>
<s>
Of	O
these	O
,	O
almost	O
600	O
million	O
are	O
reserved	B-Protocol
and	O
cannot	O
be	O
used	O
for	O
public	O
routing	O
.	O
</s>
<s>
Rank	O
Country	O
or	O
entity	O
IP	B-Protocol
addresses	I-Protocol
%	O
Population(mostly 2012 )	O
Population	O
,	O
The	O
World	O
Factbook	O
,	O
United	O
States	O
Central	O
Intelligence	O
Agency	O
.	O
</s>
