Tracked site: https://doubleverify.com/.
Checked against the Web 1.0 Specification
(2026 Edition), front page
only, roughly every two weeks.
F
Fails on multiple major faults.
Latest check: 2026-09-29.
5 major, 4 minor;
21.7 MB first-party transfer,
149 requests.
Rule by rule
| Rule | Fault | Result |
|---|
| JS-01 | JavaScript |
MAJOR
- inline <script>
- inline <script>
- inline <script>
- inline <script>
- inline <script>
- and 29 more
|
| TP-01 | Third-party requests |
MAJOR
- https://46126064.fs1.hubspotusercontent-na1.net/hubfs/46126064/assets/icons/teal/iconlibrary-checkmark.svg (via <source srcset>)
- https://46126064.fs1.hubspotusercontent-na1.net/hubfs/46126064/assets/icons/pink/iconlibrary-ai2.svg (via <source srcset>)
- https://46126064.fs1.hubspotusercontent-na1.net/hubfs/46126064/assets/icons/green/iconlibrary-chart-growth.svg (via <source srcset>)
- https://46126064.fs1.hubspotusercontent-na1.net/hubfs/46126064/assets/icons/White/iconlibrary-Brands-Agencies.svg (via <source srcset>)
- https://46126064.fs1.hubspotusercontent-na1.net/hubfs/46126064/assets/icons/White/iconlibrary-_Marketplaces.svg (via <source srcset>)
- and 7 more
|
| CK-01 | Cookies |
MAJOR
- Set-Cookie on https://doubleverify.com/
- Set-Cookie on https://doubleverify.com/hs/hsstatic/cos-LanguageSwitcher/static-1.336/sass/LanguageSwitcher.css
- Set-Cookie on https://doubleverify.com/hubfs/assets/logos/Products/DV_Website_Products_AuthenticAd.svg
- Set-Cookie on https://doubleverify.com/hubfs/assets/logos/Products/DV_Website_Products_Scibids.svg
- Set-Cookie on https://doubleverify.com/hubfs/assets/logos/Products/DV_Website_Products_Rockerbox.svg
- and 17 more
|
| WT-01 | Excessive transfer |
MAJOR
- total first-party transfer 21.72 MB (over 2 MB)
|
| AV-01 | Autoplaying media |
MAJOR
- <video src="https://doubleverify.com/hubfs/DV_Website_HomepageVideo_Full.mp4">
|
| 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 inline CSS
- @font-face in inline CSS
- @font-face in inline CSS
- @font-face in inline CSS
- @font-face in inline CSS
- and 1 more
|
| RQ-01 | Excessive requests |
1 minor
|
| FR-01 | First-party frame |
pass |
History
| Date | Grade | Majors | Minors |
Weight | Requests |
|---|
| 2026-09-29 |
F |
5 |
4 |
21.7 MB |
149 |
| 2026-09-14 |
F |
5 |
4 |
21.7 MB |
149 |
| 2026-08-31 |
F |
5 |
4 |
21.7 MB |
149 |
| 2026-08-17 |
F |
4 |
4 |
7.4 MB |
148 |