La Vanguardia
https://www.lavanguardia.com · measured 2026-10-12 from GitHub servers in the US · ES
This site mainly serves readers in Spain, but it was measured from GitHub servers in the US. Sites often adapt what loads, including consent walls, to the visitor's country, so these figures may differ from what a local reader sees.
5tracking services contacted · band B
16third-party domains
41third-party requests
1.2 MBfrom third parties, 50% of 2.4 MB transferred (535 kB from tracking services)
0third-party cookies (2 in total)
What we measured
The page attempted 3 request(s) to private or loopback addresses. TraceGuard blocked them.
During a 12-second window with no user interaction, the page made 41 requests to 16 third-party domains (median of 3 passes).
Of 2.4 MB transferred in that window (compressed responses that finished loading), 1.2 MB (50%) came from third-party domains, 535 kB of it from services classified as tracking (20 requests).
5 third-party services classified as advertising, analytics, social or audience measurement were contacted before any interaction: amazon-adsystem.com (Amazon, advertising), doubleclick.net (Google, advertising), mrf.io (Marfeel, analytics), newsroom.bi (Marfeel, analytics), scorecardresearch.com (Comscore, audience measurement).
The main document response did not include a Strict-Transport-Security header.
The main document response did not include a Content-Security-Policy header or meta tag.
Comparison with last week
- No longer seen: googlesyndication.com
- Third-party domain no longer seen: github.io
- Third-party domain no longer seen: google.com
- Third-party domain no longer seen: googlesyndication.com
What each tracking service did on your computer
Counted in the browser that loaded this page, before any interaction: 5 tracking services ran 10 scripts, made 20 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 |
|---|---|---|
mrf.io | Marfeel Analytics |
ran 5 scripts in the browser; made 3 background requests to send or fetch data; loaded 1 other resource (styles, fonts, media). |
newsroom.bi | Marfeel Analytics |
made 4 background requests to send or fetch data. |
amazon-adsystem.com | Amazon Advertising |
ran 2 scripts in the browser; made 1 background request to send or fetch data. |
doubleclick.net | Google Advertising |
ran 2 scripts in the browser; loaded 1 other resource (styles, fonts, media). |
scorecardresearch.com | Comscore Audience measurement |
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 (72% of the measured sites)
- Amazon — amazon-adsystem.com (54% of the measured sites)
- Comscore — scorecardresearch.com (46% of the measured sites)
- Marfeel — mrf.io, newsroom.bi (28% 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 |
|---|---|---|---|
| amazon-adsystem.com | Amazon | Advertising | 3/3 |
| doubleclick.net | Advertising | 3/3 | |
| googlesyndication.com | Advertising | 1/3 | |
| googletagmanager.com | Tag managers | 3/3 | |
| mrf.io | Marfeel | Analytics | 3/3 |
| newsroom.bi | Marfeel | Analytics | 3/3 |
| scorecardresearch.com | Comscore | Audience measurement | 3/3 |
| cloudflare.com | Unclassified | 3/3 | |
| googleapis.com | Unclassified | 3/3 | |
| gstatic.com | Unclassified | 3/3 | |
| outbrainimg.com | Unclassified | 3/3 | |
| privacy-center.org | Unclassified | 3/3 | |
| qualitygames.media | Unclassified | 3/3 | |
| sensic.net | Unclassified | 3/3 | |
| socy.es | Unclassified | 3/3 | |
| teads-xo.com | Unclassified | 3/3 | |
| wemass.com | 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 |
|---|---|---|---|
| 2026-10-09 | GitHub servers in the US | ok | 6 |
| 2026-10-12 | GitHub servers in the US | ok | 5 |
Raw report: JSON