1 files changed, 57 insertions, 0 deletions
diff --git a/cmd/dns.go b/cmd/dns.go
new file mode 100644
index 0000000..71a0d83
--- /dev/null
+++ b/cmd/dns.go
@@ -0,0 +1,57 @@
+package cmd
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"git.db.org.ai/dborg/internal/client"
+	"git.db.org.ai/dborg/internal/config"
+	"git.db.org.ai/dborg/internal/models"
+	"github.com/spf13/cobra"
+)
+
+var dnsCmd = &cobra.Command{
+	Use:   "dns",
+	Short: "DNS operations",
+	Long:  "DNS-related operations for domain checking",
+}
+
+var dnsTLDCmd = &cobra.Command{
+	Use:   "tld [term]",
+	Short: "Check NXDOMAIN for custom term against all TLDs",
+	Long:  "Streams NDJSON results checking each TLD. For NXDOMAIN domains, returns status. For existing domains, runs httpx to get page title and tech stack.",
+	Args:  cobra.ExactArgs(1),
+	RunE:  runDNSTLDCheck,
+}
+
+func runDNSTLDCheck(cmd *cobra.Command, args []string) error {
+	term := args[0]
+
+	cfg := config.New()
+	c, err := client.New(cfg)
+	if err != nil {
+		return fmt.Errorf("failed to create client: %w", err)
+	}
+
+	params := &models.DNSTLDParams{
+		Term: term,
+	}
+
+	fmt.Printf("Checking TLDs for term: %s\n\n", term)
+
+	err = c.CheckDNSTLDStream(params, func(result json.RawMessage) error {
+		fmt.Println(string(result))
+		return nil
+	})
+
+	if err != nil {
+		return fmt.Errorf("TLD check failed: %w", err)
+	}
+
+	return nil
+}
+
+func init() {
+	rootCmd.AddCommand(dnsCmd)
+	dnsCmd.AddCommand(dnsTLDCmd)
+}