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SkypeUriPreview
Skype's URI preview web crawler bot
About this crawler
SkypeUriPreview is a web crawler identified by the regular-expression pattern SkypeUriPreview in the User-Agent request header. It is categorised as social-preview. Use the regex above to detect, log, allow, or block SkypeUriPreview traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- SkypeUriPreview
- Pattern
SkypeUriPreview- Tags
- social-preview
- Added
- 2016/10/10
- rDNS suffixes
.skype.com- Instances
- 1 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely SkypeUriPreview 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.
.skype.com
Sample User-Agent strings
Mozilla/5.0 (Windows NT 6.1; WOW64) SkypeUriPreview Preview/0.5
Block this crawler
robots.txt — disallow SkypeUriPreview:
User-agent: SkypeUriPreview
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} SkypeUriPreview [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "SkypeUriPreview") {
return 403;
}
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