feat: implement DNS server fingerprinting (HAN-384) (#10)

2026-06-07 16:56:51 +00:00
parent 35be7539b4
commit 76f5010a5e
6 changed files with 395 additions and 7 deletions
@@ -44,8 +44,9 @@ type jsonResult struct {
 }

 type jsonServer struct {
-	Name string   `json:"name"`
-	IPs  []string `json:"ips"`
+	Name    string   `json:"name"`
+	IPs     []string `json:"ips"`
+	Version string   `json:"version,omitempty"`
 }

 type jsonSummary struct {
@@ -104,10 +105,16 @@ func (f *jsonFormatter) WriteSummary(results []traverse.TraversalResult) error {
 	if f.cfg.ShowServers {
 		servers := collectServers(results)
 		for name, ips := range servers {
-			f.payload.Servers = append(f.payload.Servers, jsonServer{
-				Name: name,
-				IPs:  ips,
-			})
+			srv := jsonServer{Name: name, IPs: ips}
+			if f.cfg.ShowVersions && f.cfg.Fingerprints != nil {
+				for _, ip := range ips {
+					if v := f.cfg.Fingerprints[ip]; v != "" {
+						srv.Version = v
+						break
+					}
+				}
+			}
+			f.payload.Servers = append(f.payload.Servers, srv)
 		}
 	}