diff --git a/README.md b/README.md index fa19352..89947f9 100644 --- a/README.md +++ b/README.md @@ -81,23 +81,16 @@ it to your actual network traceroute and make sure your DNS traffic is not routed to any unwanted path. ``` -% ./dnstraceroute.py --expert -s 8.8.4.4 yahoo.com -dnstraceroute.py DNS: 8.8.4.4:53, hostname: yahoo.com, rdatatype: A -1 204.109.58.53 (204.109.58.53) 1 ms -2 208.79.80.5 (208.79.80.5) 1 ms -3 162.223.13.177 (162.223.13.177) 1 ms -4 208.79.80.254 (208.79.80.254) 7 ms -5 eqixva-google-gige.google.com (206.126.236.21) 7 ms -6 209.85.242.142 (209.85.242.142) 7 ms -7 72.14.236.148 (72.14.236.148) 8 ms -8 209.85.250.70 (209.85.250.70) 16 ms -9 74.125.37.222 (74.125.37.222) 16 ms -10 * -11 google-public-dns-b.google.com (8.8.4.4) 15 ms - -=== Expert Hints === - [*] public DNS server is next to an invisible hop (probably a firewall) +% ./dnstraceroute.py --expert -t A -s 8.8.4.4 facebook.com +dnstraceroute.py DNS: 8.8.4.4:53, hostname: facebook.com, rdatatype: A +1 192.168.0.1 (192.168.0.1) 2 ms +2 192.168.28.177 (192.168.28.177) 11 ms +3 * +4 172.19.4.17 (172.19.4.17) 7 ms +5 google-public-dns-b.google.com (8.8.4.4) 14 ms +=== Expert Hints === + [*] public DNS server is next to a private IP address (possible hijacking) ``` Using `--expert` will instruct dnstraceroute to print expert hints (such as warnings of possible DNS traffic hijacking).