Social Preview Reliability Index

About the Index

A public benchmark for social preview reliability

We analyze HTML metadata quality across a stable ecommerce cohort. Cohort metrics are public; domain lookup is diagnostic only.

How the index works

Analyze a Domain

Subdomains and full URLs are normalized automatically.

Research Findings

State of Web Previews — Q1 2026 Findings

This report summarizes structural preview reliability across 647 benchmark-eligible retail ecommerce domains.

Snapshot: full_20260227-002835Published:

Approximately 1 in 4 Retail Ecommerce Domains Show Concentrated Preview Risk

DOMAINS SCORING BELOW 40

27.7%

Scores below 40 indicate elevated structural risk of broken or degraded social link previews under HTML-only measurement.

  • 0-20120
  • 20-4059
  • 40-6023
  • 60-80140
  • 80-100305

18% of Product Pages Lack an og:image Tag

Missing og:image

18.05%

Invalid og:image

6.46%

Missing or inaccessible OG images remain among the most common structural causes of preview failure.

Related analysis: Why Your og:image Is Not Showing (Slack, LinkedIn, or X)

Nearly 72% of Product Checks Show Degradation or Risk

Unreliable

27.66%

Degraded

44.70%

Combined degraded or unreliable

72.36%

Median score

79.01

Product pages exhibit higher structural fragility than homepages, primarily due to template-level metadata inconsistency.

Related analysis: Why Large Images Break Social Previews

Related analysis: How Ecommerce Teams Prevent Metadata Regressions

Preview Reliability Is Polarized

Reliability is unevenly distributed: many domains cluster in higher score bands, while a substantial minority remain structurally fragile.

Share in 80–100 bands47.1%
Share below 4027.7%
Median score79.01

Platform-Level Observations (Aggregated)

Shopify(n=152)

81

Median reliability score.

Salesforce Commerce Cloud(n=19)

68

Median reliability score.

Magento(n=20)

27.65

Median reliability score.

WooCommerce(n=11)

20.5

Median reliability score.

Platform figures are shown for reference only. Smaller samples should be interpreted cautiously and are not suitable for ranking.

Crawl Accessibility

Fetch failure rate

1.7%

Rate-limited (429)

2.47%

These metrics reflect transport-level HTML access only and do not represent end-user site availability.

Read the benchmark overview on /preview-index and measurement details on /preview-index/methodology.