enews.tw robots.txt parsing

Enews.tw has robots.txt file. Http response status is 200.
Robots size is very small. It is about 20 kb and 6 rows.

Host directive is not presented for domain enews.tw in robots.txt file.

Array
(
    [googlebot] => Array
        (
        )

    [googlebot-mobile] => Array
        (
        )

    [bingbot] => Array
        (
        )

    [*] => Array
        (
            [sitemap] => Array
                (
                    [0] => https://enews.tw/sitemap/
                    [1] => https://enews.tw/sitemap/newsRead/
                )

        )

)

User-Agent:Googlebot
User-Agent:Googlebot-Mobile
User-Agent:Bingbot
Crawl-delay:0
Sitemap: https://enews.tw/sitemap/
Sitemap: https://enews.tw/sitemap/newsRead/

код 301 http://enews.tw/robots.txt
код 200 https://enews.tw/robots.txt