Tracked site: https://mozilla.org/.
Checked against the Web 1.0 Specification
(2026 Edition), front page
only, roughly every two weeks.
F
Fails on multiple major faults.
Latest check: 2026-09-28.
3 major, 4 minor;
6.5 MB first-party transfer,
150 requests.
Rule by rule
| Rule | Fault | Result |
|---|
| JS-01 | JavaScript |
MAJOR
- <script src="https://transcend-cdn.com/cm/d556c3a1-e57c-4bdf-a490-390a1aebf6dd/airgap.js">
- <script src="https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js">
- <script src="https://www.mozilla.org/media/js/gtm-snippet.cc9550e6b401.js">
- <script src="https://www.mozilla.org/media/js/newsletter.14383ba5374f.js">
- <script src="https://www.mozilla.org/media/js/sentry.b4fa63c42f81.js">
- and 6 more
|
| TP-01 | Third-party requests |
MAJOR
- https://transcend-cdn.com/cm/d556c3a1-e57c-4bdf-a490-390a1aebf6dd/airgap.js (via <script src>)
|
| CK-01 | Cookies |
pass |
| WT-01 | Excessive transfer |
MAJOR
- total first-party transfer 6.52 MB (over 2 MB)
|
| 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 |
pass |
| FT-01 | Web fonts |
3 minor
- @font-face in https://www.mozilla.org/media/css/protocol-mozilla.54ea44c214ed.css
- @font-face in https://www.mozilla.org/media/css/protocol-mozilla.54ea44c214ed.css
- @font-face in https://www.mozilla.org/media/css/protocol-mozilla.54ea44c214ed.css
- @font-face in https://www.mozilla.org/media/css/protocol-mozilla.54ea44c214ed.css
- @font-face in https://www.mozilla.org/media/css/protocol-mozilla.54ea44c214ed.css
- and 5 more
|
| RQ-01 | Excessive requests |
1 minor
|
| FR-01 | First-party frame |
pass |
History
| Date | Grade | Majors | Minors |
Weight | Requests |
|---|
| 2026-09-28 |
F |
3 |
4 |
6.5 MB |
150 |
| 2026-09-14 |
F |
3 |
4 |
6.5 MB |
152 |
| 2026-08-31 |
F |
3 |
4 |
6.5 MB |
151 |
| 2026-08-17 |
F |
3 |
4 |
6.5 MB |
151 |