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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 437 0 0 0
1 17639 167 0 0 0
2 30873 95 0 0 0
3 7713 56 0 0 0
4 393735 43 0 0 0
5 7029 42 0 0 0
6 206863 42 0 0 0
7 23679 29 0 0 0
8 9658 20 0 0 0
9 5713 20 0 0 0
10 132669 18 0 0 0
11 46029 16 0 0 0
12 9341 13 0 0 0
13 10620 13 0 0 0
14 14080 12 0 0 0
15 9299 12 0 0 0
16 4134 12 0 0 0
17 3462 12 0 0 0
18 131111 11 0 0 0
19 8151 11 0 0 0
20 262186 11 0 0 0
21 21021 11 0 0 0
22 12389 10 0 0 0
23 40867 9 0 0 0
24 3302 9 0 0 0
25 50629 9 0 0 0
26 262940 8 0 0 0
27 18302 8 0 0 0
28 7303 8 0 0 0
29 6147 8 0 0 0
30 6167 8 0 0 0
31 273000 8 0 0 0
32 27695 8 0 0 0
33 17451 7 0 0 0
34 9939 7 0 0 0
35 46644 7 0 0 0
36 45305 7 0 0 0
37 3352 7 0 0 0
38 17995 7 0 0 0
39 13489 7 0 0 0
40 8048 6 0 0 0
41 43754 6 0 0 0
42 17727 6 0 0 0
43 132480 6 0 0 0
44 17621 6 0 0 0
45 4788 6 0 0 0
46 4800 6 0 0 0
47 152300 6 0 0 0
48 7922 5 0 0 0
49 141474 5 0 0 0