CNN
https://edition.cnn.com · measured 2026-10-12 from GitHub servers in the US · US
3tracking services contacted · band B
13third-party domains
37third-party requests
4.4 MBfrom third parties, 7% of 60.4 MB transferred (220 kB from tracking services)
1third-party cookies (16 in total)
What we measured
During a 12-second window with no user interaction, the page made 37 requests to 13 third-party domains (median of 3 passes).
Of 60.4 MB transferred in that window (compressed responses that finished loading), 4.4 MB (7%) came from third-party domains, 220 kB of it from services classified as tracking (7 requests).
3 third-party services classified as advertising, analytics, social or audience measurement were contacted before any interaction: doubleclick.net (Google, advertising), googlesyndication.com (Google, advertising), imasdk.googleapis.com (Google, advertising).
1 cookies were set by third-party domains (16 cookies in total).
The main document response did not include a Strict-Transport-Security header.
Comparison with last week
No stable change in tracking services or third-party domains.
What each tracking service did on your computer
Counted in the browser that loaded this page, before any interaction: 3 tracking services ran 3 scripts, made 7 requests in total and set 0 cookies. We see that these things happened, not what was sent or what the service does with it afterwards. What these mean.
| Service | Operator and type | In your browser |
|---|---|---|
googlesyndication.com | Google Advertising |
ran 2 scripts in the browser; made 1 image request (often tiny “pixels”); made 1 background request to send or fetch data; loaded 1 embedded frame. |
doubleclick.net | Google Advertising |
made 1 background request to send or fetch data. |
imasdk.googleapis.com | Google Advertising |
ran 1 script in the browser. |
Companies behind the tracking services
Operators as named in our list; subsidiaries are not merged. See how many sites each operator reaches.
- Google — doubleclick.net, googlesyndication.com, imasdk.googleapis.com (72% of the measured sites)
Third-party domains
Only changes seen in most passes count as stable. “Unclassified” means the domain is not in our list, not that it is harmless.
| Domain | Service | Category | Passes seen |
|---|---|---|---|
| doubleclick.net | Advertising | 3/3 | |
| googleapis.com | Advertising | 3/3 | |
| googlesyndication.com | Advertising | 3/3 | |
| brightline.tv | Unclassified | 3/3 | |
| cnn.io | Unclassified | 3/3 | |
| google.com | Unclassified | 3/3 | |
| gstatic.com | Unclassified | 3/3 | |
| max.com | Unclassified | 3/3 | |
| mediamelon.com | Unclassified | 3/3 | |
| onetrust.io | Unclassified | 3/3 | |
| optimizely.com | Unclassified | 3/3 | |
| stripe.com | Unclassified | 3/3 | |
| stripe.network | Unclassified | 3/3 |
Evolution
Tracking services contacted each week. Only weeks measured from the same place are plotted together.
History
| Date | Measured from | Status | Tracking services |
|---|---|---|---|
| 2026-10-04 | GitHub servers in the US | ok | 3 |
| 2026-10-09 | GitHub servers in the US | ok | 3 |
| 2026-10-12 | GitHub servers in the US | ok | 3 |
Raw report: JSON