Teoma
Ask Jeeves Teoma search engine web crawler
About this crawler
Teoma is a web crawler identified by the regular-expression pattern Teoma in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block Teoma traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.20%
Technical details
- Name
- Teoma
- Pattern
Teoma- Tags
- search-engine
- Reference
- http://about.ask.com/en/docs/about/webmasters.shtml
- rDNS suffixes
.ask.com,.teoma.com- Instances
- 2 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely Teoma 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.
.ask.com.teoma.com
Sample User-Agent strings
Mozilla/2.0 (compatible; Ask Jeeves/Teoma; +http://sp.ask.com/docs/about/tech_crawling.html)
Mozilla/2.0 (compatible; Ask Jeeves/Teoma; +http://about.ask.com/en/docs/about/webmasters.shtml)
Block this crawler
robots.txt — disallow Teoma:
User-agent: Teoma
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Teoma [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Teoma") {
return 403;
}
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