Siteliner
Indigo Stream website analysis and duplicate content checker
About this crawler
Siteliner is a web crawler identified by the regular-expression pattern Siteliner in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block Siteliner traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- Siteliner
- Pattern
Siteliner- Tags
- seo
- Reference
- http://www.siteliner.com/bot
- Added
- 2026/05/02
- rDNS suffixes
.siteliner.com- Instances
- 1 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely Siteliner 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.
.siteliner.com
Sample User-Agent strings
Mozilla/5.0 (compatible; Siteliner/1.0; +http://www.siteliner.com/bot)
Block this crawler
robots.txt — disallow Siteliner:
User-agent: Siteliner
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Siteliner [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Siteliner") {
return 403;
}
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