isUp.li
IsUp uptime monitoring bot
About this crawler
isUp.li is a web crawler identified by the regular-expression pattern isUp.li in the User-Agent request header. It is categorised as monitoring. Use the regex above to detect, log, allow, or block isUp.li traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
No block-rate data for this crawler.
Technical details
- Name
- isUp.li
- Pattern
isUp.li- Tags
- monitoring
- Reference
- http://isup.li
- Added
- 2026/05/09
- Instances
- 1 known sample(s)
Sample User-Agent strings
isUp.li Website Monitoring 2
Block this crawler
robots.txt — disallow isUp.li:
User-agent: isUp.li
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} isUp.li [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "isUp.li") {
return 403;
}
← back to all crawlers