MO
Mac OS X Word
Microsoft Office for Mac
About this crawler
Mac OS X Word is a web crawler identified by the regular-expression pattern Mac OS X\) (?:Word|Excel|PowerPoint)\/ in the User-Agent request header. It is categorised as http-library. Use the regex above to detect, log, allow, or block Mac OS X Word traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.26%
Technical details
- Name
- Mac OS X Word
- Pattern
Mac OS X\) (?:Word|Excel|PowerPoint)\/- Tags
- http-library
- Added
- 2026/05/09
- Instances
- 13 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (Macintosh; Intel Mac OS X) Excel/14.10.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Excel/14.62.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) PowerPoint/14.39.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.0.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.25.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.47.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.48.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.50.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.56.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.61.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.62.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.63.0
Mozilla/5.0 (Macintosh; Intel Mac OS X) Word/14.64.0
Block this crawler
robots.txt — disallow Mac OS X Word:
User-agent: Mac OS X Word
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Mac OS X\) (?:Word|Excel|PowerPoint)\/ [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Mac OS X\\) (?:Word|Excel|PowerPoint)\\/") {
return 403;
}
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