B
Evidence Grade B
Graded
under review
Safe to Cite
Current
80%
80% -- share of websites with critical seo issues for Websites on the Polish market (inclick.pl SEO audits) (2026)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
80%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
inclick.pl
Primary
Tier B
https://inclick.pl/przekierowania-na-stronie-a-seo/ ↗
Source Article
Przekierowania na stronie a SEO
Z naszych audytów SEO na polskim rynku wynika, że 80% stron ma minimum 5 krytycznych problemów blokujących wzrost widoczności. 301 to liczba, o której zapewne słyszał każdy, kto choćby od niedawna ma do czynienia z SEO. Pojawia się ona przy optymalizacji on-site, ale również przy działaniach off-sit…
Original Research
inclick.pl
· Original study ↗
Methodology
Based on the publisher's own SEO audits of Polish websites; threshold defined as 'minimum 5 critical problems blocking visibility growth'. No sample size or audit period stated.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Websites on the Polish market (inclick.pl SEO audits): 80% share of websites with critical seo issues. Source: inclick.pl (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/80-percent-polish-sites-critical-seo-issues
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<blockquote cite="https://lighthousedata.io/data/80-percent-polish-sites-critical-seo-issues" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>80%</strong> -- share of websites with critical seo issues for Websites on the Polish market (inclick.pl SEO audits)<br><small>Source: inclick.pl (2026) · <a href="https://lighthousedata.io/data/80-percent-polish-sites-critical-seo-issues" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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