anchor.diff:      unset req.http.X-Forwarded-For;
       set req.backend = content;
       set req.http.host = "<%= @params["content_host"] %>";
  +# Subdomains that we serve:
     } elseif (req.http.host ~ "^<%= @params["beta_host"] %>$") {
       set req.backend = beta;
     } elseif (req.http.host ~ "^<%= @params["sysopia_host"] %>$") {
  
positive.code:         set req.backend = searchbots;
    } elseif (client.ip ~ unwanted) {
      error 410;
    } elseif (req.url ~ "/testaction" ) {
      return(error);
    } elseif (req.url ~ "^/api" ) {
      set req.backend = apirequests;
    } elseif (req.url ~ "^/sitemap/") {
  
negative.code:       remove req.http.Accept-Encoding;
      }
    }
  # Search Bots:
    if (req.http.user-agent ~ "Googlebot" ||
        req.http.user-agent ~ "Googlebot-Mobile" ||
        req.http.user-agent ~ "Googlebot-Image" ||
  