seznam.cz - Certified Web 1.0

Tracked site: https://seznam.cz/. Checked against the Web 1.0 Specification (2026 Edition), front page only, roughly every two weeks.

Fails on multiple major faults. Latest check: 2026-09-29. 4 major, 1 minor; 6.2 MB first-party transfer, 776 requests.

Rule by rule

Rule	Fault	Result
JS-01	JavaScript	MAJOR inline <script> inline <script> inline <script> inline <script> <script src="https://login.szn.cz/js/api/3/login.js"> and 4 more
TP-01	Third-party requests	MAJOR https://www.novinky.cz/ (via <link rel=dns-prefetch>) https://www.super.cz/ (via <link rel=dns-prefetch>) https://www.sport.cz/ (via <link rel=dns-prefetch>) https://www.stream.cz/ (via <link rel=dns-prefetch>) https://www.prozeny.cz/ (via <link rel=dns-prefetch>) and 724 more
CK-01	Cookies	MAJOR Set-Cookie on https://seznam.cz/ Set-Cookie on https://tv.seznam.cz/ Set-Cookie on https://hry.seznam.cz/ Set-Cookie on https://sdovolena.seznam.cz/ Set-Cookie on https://search.seznam.cz/ and 5 more
WT-01	Excessive transfer	MAJOR total first-party transfer 6.15 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	pass
RQ-01	Excessive requests	1 minor 776 resource requests
FR-01	First-party frame	pass

Date	Grade	Majors	Minors	Weight	Requests
2026-09-29	F	4	1	6.2 MB	776
2026-09-15	F	4	1	6.2 MB	770
2026-09-01	F	4	1	6.2 MB	670
2026-08-17	F	4	1	6.3 MB	620