Arefly

Log the Search Engine Robots Visits of your Webite.
取得搜索引擎的蜘蛛訪問網站的記錄
And you can find your log at http://YOUR_BLOG_URL/robots_log.txt
<h4>Translators</h4>
<ul>
<li>Chinese, Simplified (zh_CN) – <a href="http://www.arefly.com/" rel="nofollow ugc">Arefly</a></li>
<li>Chinese, Traditional (zh_TW) – <a href="http://www.arefly.com" rel="nofollow ugc">Arefly</a></li>
<li>English (en_US) – <a href="http://www.arefly.com" rel="nofollow ugc">Arefly</a></li>
</ul>
If you have created your own language pack, or have an update of an existing one, you can send <a href="https://codex.wordpress.org/Translating_WordPress" rel="nofollow ugc">gettext PO and MO files</a> to <a href="http://www.arefly.com/about/" rel="nofollow ugc">Arefly</a> so that I can bundle it into WP Robots Log. You can download the latest <a href="https://plugins.svn.wordpress.org/wp-robots-log/trunk/lang/wp-robots-log.pot" rel="nofollow ugc">POT file</a>.

WP Robots Log

Log the Search Engine Robots Visits of your Webite. 取得搜索引擎的蜘蛛訪問網站的記錄

davide.airaghi

This plugin allows any user having at least one of the following capabilities to edit robots.txt: 
– edit_files (standard WP capability) 
– manage_options (standard WP capability) 
– unfiltered_upload (standard WP capability) 
– upload_files (standard WP capability) 
– wpseo_manage_options (Yoast SEO capability) 
– aioseo_general_settings (All In One SEO capability) 
– aioseo_tools_settings (All In One SEO capability) 
– aioseo_feature_manager_settings (All In One SEO capability) 
– aioseo_local_seo_settings (All In One SEO capability)
The “Robots.txt” option is added under “Settings” menu.

WP Robots Log vs Robots.txt Quick Editor