The above regex will break for the following example

http://www.pierobon.org/iis/review1.htm.html#one

I got this example from here.

The above regex will break for the following example

http://www.pierobon.org/iis/review1.htm.html#one

I got this example from here.

Update: This is failing for even

ldap://[2001:db8::7]/c=GB?objectClass?one

The example is from RFC 3986.