Privacy Implications of Windows 10 Telemetry: Summary: Top AS Numbers for Windows 10 Telemetry

These AS numbers names were collected from 505 days of continuous recording of Windows Server 2016 telemetry traffic. Virtual machine and traffic recording software was configured as explained here. Raw traffic dumps were processed as explained here.

First list of AS numbers has 20 entries, sorted in descending order by total outgoing traffic transmitted by Windows Server 2016. Second list of AS numbers has 18 entries, sorted in descending order by total incoming traffic received by Windows Server 2016. Telemetry level was set to zero (Security), other settings were left at their defaults, and there was no third party software installed.

Outgoing Windows Server 2016 traffic (breakdown by AS)

Number of bytes   AS Number
593,822,751AS8075
339,797,523AS8068
210,290,726AS3356
146,731,160AS15133
71,170,466AS20940
66,945,670AS20446
52,340,110AS21343
34,425,103AS50952
16,639,254AS22822
7,157,259AS16625
4,320,578AS1299
811,001AS39737
356,303AS35297
215,133AS174
105,363AS35994
9,806AS48850
8,022AS13335
2,048AS3257
970AS13249
194AS34164

 

Incoming Windows Server 2016 traffic (breakdown by AS)

Number of bytes   AS Number
10,934,939,834AS8068
8,314,353,265AS3356
5,896,117,091AS15133
3,124,783,119AS20940
2,202,774,948AS21343
2,186,811,262AS20446
1,618,390,659AS50952
600,642,763AS8075
333,859,670AS22822
148,296,651AS1299
25,586,218AS39737
12,108,143AS35297
6,264,176AS16625
2,946,188AS174
100,394AS48850
85,602AS35994
31,962AS13335
2,268AS3257