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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 173 173 0 0
2 6147 157 5 3 0
3 17639 137 -22 -14 -2
4 30873 108 -21 -16 -1
5 206655 67 -18 -21 -1
6 7029 52 2 4 -1
7 7713 49 -1 -2 -1
8 393735 42 -4 -9 -1
9 206863 41 -2 -5 -1
10 28198 30 28 1400 125
11 23679 23 2 10 -1
12 4134 23 2 10 -1
13 5713 20 -16 -44 -4
14 9658 15 -3 -17 -1
15 12389 14 2 17 1
16 8151 14 4 40 12
17 17451 12 -1 -8 -2
18 21021 11 0 0 3
19 9341 11 1 10 6
20 40867 11 0 0 -3
21 14080 11 1 10 2
22 174 11 0 0 0
23 139981 10 -10 -50 -11
24 132669 10 -3 -23 -10
25 10620 10 0 0 2
26 265606 9 2 29 16
27 50629 9 0 0 7
28 45305 9 0 0 3
29 9939 9 0 0 1
30 17995 9 0 0 2
31 13489 9 3 50 23
32 46029 9 0 0 1
33 266834 9 1 12 4
34 3302 9 0 0 -5
35 6167 8 0 0 3
36 131111 8 -3 -27 -18
37 4787 8 0 0 -1
38 27695 8 0 0 -3
39 19165 8 8 0 0
40 4812 8 1 14 4
41 18302 8 4 100 46
42 262186 8 1 14 -2
43 7303 7 -4 -36 -23
44 15311 7 5 250 167
45 9299 7 -1 -12 -6
46 18881 6 1 20 13
47 46644 6 -1 -14 -6
48 51032 6 0 0 -1
49 4766 6 1 20 16