Web Measure
Web analytics crawler gathering data for performance optimization
About this crawler
Web Measure is a web crawler identified by the regular-expression pattern Web Measure\/ in the User-Agent request header. It is categorised as academic. Use the regex above to detect, log, allow, or block Web Measure traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- Web Measure
- Pattern
Web Measure\/- Tags
- academic
- Reference
- https://webresearch.eecs.umich.edu/overview-of-web-measurements/
- Added
- 2026/04/17
- Instances
- 1 known sample(s)
Sample User-Agent strings
Web Measure/1.0 (https://webresearch.eecs.umich.edu/overview-of-web-measurements/) Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36
Block this crawler
robots.txt — disallow Web Measure:
User-agent: Web Measure
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Web Measure\/ [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Web Measure\\/") {
return 403;
}
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