====== IP Address RegEx ======
===== IPv4 =====
<code>^([0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.([0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.([0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.([0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5])$</code>
<code>
[0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5]	0-255
\.						.
</code>

===== IPv6 =====
<code>
^(((([0-9a-fA-F]{1,4}:){7}([0-9a-fA-F]{1,4}))|(([0-9a-fA-F]{1,4}:){1,7}:)|(([0-9a-fA-F]{1,4}:){1,6}(:[0-9a-fA-F]{1,4}){1})|(([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){2})|(([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){3})|(([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){4})|(([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){5})|(([0-9a-fA-F]{1,4}:){1}(:[0-9a-fA-F]{1,4}){6})|(:(:[0-9a-fA-F]{1,4}){1,7})|(([0-9a-fA-F]{1,4}){1}:(:[0-9a-fA-F]{1,4}){1,6})|(([0-9a-fA-F]{1,4}:){2}(:[0-9a-fA-F]{1,4}){1,5})|(([0-9a-fA-F]{1,4}:){3}(:[0-9a-fA-F]{1,4}){1,4})|(([0-9a-fA-F]{1,4}:){4}(:[0-9a-fA-F]{1,4}){1,3})|(([0-9a-fA-F]{1,4}:){5}(:[0-9a-fA-F]{1,4}){1,2})|(([0-9a-fA-F]{1,4}:){6}(:[0-9a-fA-F]{1,4}){1})|(::)|(fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,})|(::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))|(([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))))$
</code>

<code>
(([0-9a-fA-F]{1,4}:){7}([0-9a-fA-F]{1,4}))				1:2:3:4:5:6:7:8
(([0-9a-fA-F]{1,4}:){1,7}:)						1:: 		do	1:2:3:4:5:6:7::
(([0-9a-fA-F]{1,4}:){1,6}(:[0-9a-fA-F]{1,4}){1})			1::8 		do	1:2:3:4:5:6::8
(([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){2})			1::7:8 		do	1:2:3:4:5::7:8
(([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){3})			1::6:7:8	do	1:2:3:4::6:7:8
(([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){4})			1::5:6:7:8	do	1:2:3::5:6:7:8
(([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){5})			1::4:5:6:7:8	do	1:2::4:5:6:7:8
(([0-9a-fA-F]{1,4}:){1}(:[0-9a-fA-F]{1,4}){6})				1::3:4:5:6:7:8

(:(:[0-9a-fA-F]{1,4}){1,7})						::8		do	::2:3:4:5:6:7:8
(([0-9a-fA-F]{1,4}){1}:(:[0-9a-fA-F]{1,4}){1,6})			1::8		do	1::3:4:5:6:7:8
(([0-9a-fA-F]{1,4}:){2}(:[0-9a-fA-F]{1,4}){1,5})			1:2::8		do	1:2::4:5:6:7:8
(([0-9a-fA-F]{1,4}:){3}(:[0-9a-fA-F]{1,4}){1,4})			1:2:3::8	do	1:2:3::5:6:7:8
(([0-9a-fA-F]{1,4}:){4}(:[0-9a-fA-F]{1,4}){1,3})			1:2:3:4::8	do	1:2:3:4::6:7:8
(([0-9a-fA-F]{1,4}:){5}(:[0-9a-fA-F]{1,4}){1,2})			1:2:3:4:5::8	do	1:2:3:4:5::7:8
(([0-9a-fA-F]{1,4}:){6}(:[0-9a-fA-F]{1,4}){1})				1:2:3:4:5:6::8	do	1:2:3:4:5:6::8

(::)									::

(fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,})				fe80::7:8%eth0   fe80::7:8%1     (link-local IPv6 addresses with zone index)

(::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))	::255.255.255.255   ::ffff:255.255.255.255  ::ffff:0:255.255.255.255  (IPv4-mapped IPv6 addresses and IPv4-translated addresses)

(([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))	2001:db8:3:4::192.0.2.33  64:ff9b::192.0.2.33 (IPv4-Embedded IPv6 Address)
</code>