SERankingBacklinksBot
SEranking backlinks web crawler bot
About this crawler
SERankingBacklinksBot is a web crawler identified by the regular-expression pattern SERankingBacklinksBot in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block SERankingBacklinksBot traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.46%
Technical details
- Name
- SERankingBacklinksBot
- Pattern
SERankingBacklinksBot- Tags
- seo
- Reference
- https://help.seranking.com/hc/en-us/articles/23020353159964-SERankingBacklinksBot-Crawler
- Added
- 2026/04/07
- rDNS suffixes
.seranking.com,.sr-srv.net- Instances
- 1 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely SERankingBacklinksBot 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.
.seranking.com.sr-srv.net
Sample User-Agent strings
Mozilla/5.0 (compatible; SERankingBacklinksBot/1.0; +https://seranking.com/backlinks-crawler)
Block this crawler
robots.txt — disallow SERankingBacklinksBot:
User-agent: SERankingBacklinksBot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} SERankingBacklinksBot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "SERankingBacklinksBot") {
return 403;
}
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