Tracked site: https://mercadolibre.com.ar/.
Checked against the Web 1.0 Specification
(2026 Edition), front page
only, roughly every two weeks.
F
Fails on multiple major faults.
Latest check: 2026-09-30.
3 major, 6 minor;
518 KB first-party transfer,
149 requests.
Rule by rule
| Rule | Fault | Result |
|---|
| JS-01 | JavaScript |
MAJOR
- <script src="https://www.mercadolibre.com.ar/v3/security.js">
- <script src="https://http2.mlstatic.com/frontend-assets/ml-web-navigation/widgets/7.45.0/modal-iframe.js">
- <script src="https://http2.mlstatic.com/frontend-assets/ml-web-navigation/widgets/7.45.0/categories.js">
- <script src="https://http2.mlstatic.com/frontend-assets/ml-web-navigation/widgets/7.45.0/snackbar.js">
- <script src="https://http2.mlstatic.com/frontend-assets/adn-frontend-library/video-simple-banner.1.12.9.js">
- and 80 more
|
| TP-01 | Third-party requests |
MAJOR
- https://http2.mlstatic.com (via <link rel=preconnect>)
- https://http2.mlstatic.com/D_NQ_634635-MLA115749900052_092026-OO.webp (via <link rel=preload>)
- https://http2.mlstatic.com/D_NQ_2X_721678-MLA116123700194_092026-OO.webp (via <link rel=preload>)
- https://http2.mlstatic.com/frontend-assets/homes-palpatine/dynamic-access-desktop/registration-da.svg (via <link rel=preload>)
- https://http2.mlstatic.com/frontend-assets/homes-palpatine/dynamic-access-desktop/location.svg (via <link rel=preload>)
- and 142 more
|
| CK-01 | Cookies |
MAJOR
- Set-Cookie on https://mercadolibre.com.ar/
|
| WT-01 | Excessive transfer |
1 minor
- total first-party transfer 518 KB (over 512 KB)
|
| AV-01 | Autoplaying media |
pass |
| HY-01 | Missing doctype |
pass |
| HY-02 | Missing title |
pass |
| HY-03 | Missing language |
pass |
| HY-04 | Missing charset |
pass |
| HY-05 | Missing alt text |
1 minor
- <img src="https://http2.mlstatic.com/D_NQ_NP_623947-MLA76110125392_052024-B.webp">
|
| FT-01 | Web fonts |
3 minor
- @font-face in inline CSS
- @font-face in inline CSS
- @font-face in inline CSS
- @font-face in inline CSS
|
| RQ-01 | Excessive requests |
1 minor
|
| FR-01 | First-party frame |
pass |
History
| Date | Grade | Majors | Minors |
Weight | Requests |
|---|
| 2026-09-30 |
F |
3 |
6 |
518 KB |
149 |
| 2026-09-15 |
F |
3 |
6 |
517 KB |
149 |
| 2026-09-01 |
F |
3 |
6 |
520 KB |
151 |
| 2026-08-17 |
F |
3 |
5 |
518 KB |
150 |