update

@@ -611,7 +611,6 @@ class RankDataLogic extends BaseLogic
                 //外链引荐域名
                 $domain =  (new DomainInfo())->getDomain($domain);
                 $semrushApi = new SemrushApi();
-                $domain =  (new DomainInfo())->getDomain($domain);
                 $data = $semrushApi->backlinks_refdomains($domain);
             }