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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 417 10 2 0
1 17639 155 8 5 0
2 30873 146 12 9 0
3 7713 71 3 4 0
4 7029 51 -1 -2 0
5 139008 40 24 150 9
6 24342 39 16 70 2
7 206863 30 -4 -12 0
8 393735 27 -7 -21 -2
9 135607 25 20 400 66
10 24200 24 23 2300 427
11 9299 19 -1 -5 -2
12 17995 19 0 0 -1
13 14080 19 3 19 2
14 3462 19 10 111 21
15 9658 18 -1 -5 -5
16 10620 17 1 6 0
17 9341 17 -1 -6 -4
18 265583 15 2 15 -1
19 132669 13 -5 -28 -7
20 13489 13 6 86 27
21 4134 12 -1 -8 -3
22 264375 12 12 0 0
23 21021 12 0 0 -4
24 6147 11 1 10 -1
25 46029 11 1 10 -1
26 12389 10 -2 -17 -6
27 5384 10 -1 -9 -6
28 23679 10 0 0 -1
29 4800 9 0 0 3
30 4812 9 1 12 7
31 40867 9 -1 -10 -3
32 131111 9 -1 -10 -6
33 5713 9 0 0 -4
34 7303 9 0 0 -4
35 6167 9 -1 -10 -13
36 50629 9 0 0 0
37 18302 8 0 0 4
38 4787 8 0 0 1
39 8151 8 -2 -20 -14
40 25472 7 0 0 5
41 141474 7 -2 -22 -7
42 17451 7 -2 -22 -9
43 141127 7 -1 -12 -3
44 46644 7 1 17 6
45 265606 7 0 0 4
46 138590 7 3 75 46
47 273000 7 5 250 155
48 262940 7 2 40 10
49 272962 7 7 0 0