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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 6147 196 38 24 2
1 17639 154 -6 -4 0
2 41876 148 -288 -66 -2
3 30873 127 -3 -2 0
4 24342 120 -2 -2 0
5 7713 57 -8 -12 0
6 7029 47 5 12 0
7 206863 30 7 30 3
8 9299 26 -2 -7 0
9 393735 26 -3 -10 -2
10 5384 23 5 28 4
11 32098 20 0 0 0
12 17995 19 -5 -21 -3
13 132669 19 0 0 -1
14 5713 19 7 58 7
15 14080 15 -2 -12 0
16 10620 15 0 0 3
17 9658 15 -2 -12 -1
18 9341 15 3 25 4
19 12389 14 -2 -12 -2
20 17451 13 2 18 6
21 4761 13 -6 -32 -8
22 141560 13 -2 -13 -4
23 21021 12 0 0 1
24 40867 11 1 10 4
25 61689 11 8 267 89
26 174 11 1 10 3
27 13489 10 2 25 8
28 23679 10 0 0 -1
29 132199 10 2 25 9
30 28458 9 1 12 6
31 50629 9 0 0 -1
32 6167 9 0 0 2
33 131111 9 0 0 0
34 4134 8 -1 -11 -2
35 4787 8 0 0 4
36 18302 8 0 0 1
37 3462 8 -4 -33 -14
38 4800 8 1 14 5
39 8151 8 -1 -11 -8
40 149868 8 0 0 0
41 14593 7 3 75 30
42 17727 7 0 0 -1
43 4812 6 1 20 10
44 24173 6 0 0 3
45 45758 6 -1 -14 -1
46 38511 6 0 0 2
47 27947 6 5 500 426
48 58495 5 0 0 11
49 55701 5 0 0 6