webzio
Webz.io web crawler bot for ethical data collection
About this crawler
webzio is a web crawler identified by the regular-expression pattern webzio in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block webzio traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.26%
Technical details
- Name
- webzio
- Pattern
webzio- Tags
- seo
- Reference
- https://webz.io/blog/company/from-omgilibot-to-the-webzbot-duo-a-powerful-leap-for-ethical-and-comprehensive-data-collection/#
- Added
- 2026/04/07
- rDNS suffixes
.omgili.com,.webz.io- Instances
- 1 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely webzio with forward-confirmed reverse DNS: the client IP's PTR record must end in one of the suffixes below and a forward A/AAAA lookup of that hostname must return the same IP. UA strings alone are spoofable; FCrDNS is not.
.omgili.com.webz.io
Sample User-Agent strings
webzio (+https://webz.io/bot.html)
Block this crawler
robots.txt — disallow webzio:
User-agent: webzio
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} webzio [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "webzio") {
return 403;
}
← back to all crawlers