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update README to reflect new expert tips

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Babak Farrokhi 2016-05-02 12:44:50 +04:30
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@ -73,18 +73,23 @@ it to your actual network traceroute and make sure your DNS traffic is not
routed to any unwanted path.
```
% ./dnstraceroute.py -s 4.2.2.1 yahoo.com
dnstraceroute.py 4.2.2.1: hostname=yahoo.com rdatatype=A
1 192.168.199.57 (192.168.199.57) 47 ms
2 192.168.198.21 (192.168.198.21) 21 ms
3 192.168.169.169 (192.168.169.169) 27 ms
4 192.168.168.137 (192.168.168.137) 28 ms
5 so-5-0-0.franco71.fra.seabone.net (89.221.34.6) 23 ms
6 xe-5-3-1.fra44.ip4.gtt.net (89.149.129.185) 62 ms
7 * 1126 ms
8 ae-1-60.edge5.Frankfurt1.Level3.net (4.69.154.9) 62 ms
9 ae-1-60.edge5.Frankfurt1.Level3.net (4.69.154.9) 12 ms
10 a.resolvers.level3.net (4.2.2.1) 171 ms
% ./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) 14 ms
2 208.79.80.5 (208.79.80.5) 76 ms
3 162.223.13.177 (162.223.13.177) 30 ms
4 208.79.80.254 (208.79.80.254) 11 ms
5 eqixva-google-gige.google.com (206.126.236.21) 74 ms
6 209.85.242.140 (209.85.242.140) 21 ms
7 209.85.143.210 (209.85.143.210) 47 ms
8 72.14.235.12 (72.14.235.12) 48 ms
9 74.125.37.222 (74.125.37.222) 74 ms
10 *
11 google-public-dns-b.google.com (8.8.4.4) 48 ms
=== Expert Report ===
[*] public DNS server is next to an invisible hop (probably a firewall)
```
# dnseval