Input: 66.39.54.27; Results: 66.39.54.27
Input: ; Results: This is my form stuff.
Input: perlmonks.com; Results: perlmonks.com
Input: 555.666.777.999; Results: This is my form stuff.
Input: 192.168.0.1; Results: 192.168.0.1
Input: %^&.#@!.com; Results: This is my form stuff.