Issue with Google Webmaster Tools – robots.txt

Through Webmaster Tools I am issuing a “Fetch as Google”
submitting the URL http://www.transmissionrepairtucson.net/robots.txt
Google Returns with a Fetch Status: Error.

Below is a copy of the error returned:

This is how Googlebot fetched the page.
URL: http://www.transmissionrepairtucson.net/robots.txt
Date: Thursday, February 6, 2014 at 6:52:57 AM PST
Googlebot Type: Web
Download Time (in milliseconds): 457
HTTP/1.1 403 Forbidden
Date: Thu, 06 Feb 2014 14:53:11 GMT
Server: Apache
X-Powered-By: PHP/5.3.27
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Set-Cookie: PHPSESSID=bb85fe7f9c017c2650522c84dac355b3; path=/
Vary: Accept-Encoding,User-Agent
Cache-Control: private, no-cache, no-store, proxy-revalidate, no-transform
Pragma: no-cache
Content-Encoding: gzip
Content-Length: 676
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html

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Thank you. Not sure what to do.

https://wordpress.org/plugins/bulletproof-security/