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Open DNS (ODNS)

DNS over TCP Scanning

Last successfull measurement:

Distribution of ODNS Components Worldwide
Number of ODNS Components:
Share of ODNS Components of Top-50 Countries

This plot shows the Top-50 countries which host the most transparent forwarders (absolut). The bars show the share of all ODNS components per country, the left y-axis shows the absolut amount of transparent forwarders active in these countries. Countries marked with a '*' are emerging markets.

Consolidation Effect of Transparent Forwarders in Top-50 Countries

This plot shows the Top-50 countries which host the most transparent forwarders (absolut). Countries marked with a '*' are emerging markets, the heatmap shows where transparent forwarders relay their requests to.

Top 50 Autonomous System with most Transparent Forwarders

This table shows the top-50 autonomous systems (AS) that host most of the transparent DNS forwarders.

ASN # Transparent Forwarders Δ Last Week [#] Δ Last Week [%] Δ Last Week [Rank]
0 41876 389 0 0 0
1 140988 173 0 0 0
2 6147 157 0 0 0
3 17639 137 0 0 0
4 30873 108 0 0 0
5 206655 67 0 0 0
6 7029 52 0 0 0
7 7713 49 0 0 0
8 393735 42 0 0 0
9 206863 41 0 0 0
10 28198 30 0 0 0
11 23679 23 0 0 0
12 4134 23 0 0 0
13 5713 20 0 0 0
14 9658 15 0 0 0
15 12389 14 0 0 0
16 8151 14 0 0 0
17 17451 12 0 0 0
18 21021 11 0 0 0
19 9341 11 0 0 0
20 40867 11 0 0 0
21 14080 11 0 0 0
22 174 11 0 0 0
23 139981 10 0 0 0
24 10620 10 0 0 1
25 132669 10 0 0 -1
26 266834 9 0 0 7
27 46029 9 0 0 5
28 50629 9 0 0 2
29 45305 9 0 0 5
30 265606 9 0 0 -4
31 13489 9 0 0 -4
32 3302 9 0 0 -1
33 9939 9 0 0 -5
34 17995 9 0 0 -5
35 4812 8 0 0 3
36 6167 8 0 0 6
37 27695 8 0 0 0
38 18302 8 0 0 -3
39 131111 8 0 0 2
40 262186 8 0 0 -4
41 4787 8 0 0 -1
42 19165 8 0 0 -3
43 9299 7 0 0 0
44 15311 7 0 0 0
45 7303 7 0 0 0
46 8048 6 0 0 1
47 46644 6 0 0 1
48 18881 6 0 0 8
49 17727 6 0 0 6