Nps.edu has robots.txt file. Http response code is 200.
Robots size is very small. It is about 3 kb and 2 rows.

Host directive is not presented for domain nps.edu in robots.txt file.
Array
(
    [*] => Array
        (
        )

)
User-Agent: *
Disallow:
  • код 302 http://nps.edu/robots.txt
  • код 200 https://nps.edu/robots.txt