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Content

· 5 checks — Internal links, mixed-content guards, Open Graph previews, and structured data rolled into one auditable list.
SCORE
93
GRADE
A
FIX
0
REVIEW
2
PASS
3
INFO
0
Checks
5
3 PASS 2 REVIEW
C
Brand Presence
Action
Site-name consistency, favicon, social image, meta tags, schema, and contact signals
REVIEW

Brand Presence

Your brand name differs across channels — visitors see inconsistent identity.

C

58/100

Site name appears as

Page titleBritannica
og:site_nameEncyclopedia Britannica
twitter:site@britannica
Organization.name—

Inconsistent — names differ across channels

Brand assets

Favicon

8/15

single size only

Social share image

20/20

og:image + twitter:image set

Meta completeness

20/20

Organization schema

0/15

Contact info discoverable

5/10

contact page

Findings

  • Brand name differs across channels — users see inconsistent identity
  • Single favicon only — add apple-touch-icon for iOS home-screen and high-DPI support
  • No Organization schema — Google can't render your logo in the knowledge panel
  • Only partial contact info discoverable — consider adding a dedicated contact page or mailto/tel link

How consistently your brand appears across channels — shared link previews, structured data, favicon, contact info.

A+
Mixed Content
No mixed content detected — all resources use HTTPS.
PASS
No mixed content detected — all resources use HTTPS.
Info::
No mixed content detected — all resources use HTTPS
A
Open Graph
Open Graph tags are well configured for social sharing.
PASS
Open Graph tags are well configured for social sharing.
Critical::
og:image is not reachable
The og:image URL could not be fetched. Social platforms won't be able to display it.
Got: https://cdn.britannica.com/mendel-resources/3-180/images/EBLogo.jpg?v=3.180.3
URL: https://cdn.britannica.com/mendel-resources/3-180/images/EBLogo.jpg?v=3.180.3

The og:image URL could not be fetched. Social platforms won't be able to display it.

Why this matters

An unreachable og:image URL (404, DNS fail, slow timeout) means social platforms cache the failure and serve no image for hours.

Learn more ▾

Social platforms (Facebook, Twitter) cache OG metadata aggressively — including failed image fetches. A momentarily-broken og:image can leave your shares imageless for hours. Test og:image URLs in Facebook's Sharing Debugger to force re-cache after fixing.

Source: Open Graph Protocol / Facebook Sharing Debugger

Preview

britannica.com

Encyclopedia Britannica | Britannica

Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

Preview quality · Twitter/X A+ · 95/100
  • twitter:card — summary_large_image
  • twitter:title — falling back from og:title
  • twitter:description — Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective ar...
  • twitter:image — https://cdn.britannica.com/mendel-resources/3-180/images/EBLogo.jpg?v=3.180.3

BRITANNICA.COM

Encyclopedia Britannica | Britannica

Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

Preview quality · Facebook A+ · 95/100

Description will be truncated (170 chars / 155 max)

  • og:title — Encyclopedia Britannica | Britannica
  • og:description — Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective ar...
  • og:image — https://cdn.britannica.com/mendel-resources/3-180/images/EBLogo.jpg?v=3.180.3
  • og:type — WEBSITE
  • og:url — https://www.britannica.com/
  • og:site_name — Encyclopedia Britannica

  • Description will be truncated on Facebook (170 chars, max 155)

    → Tighten og:description to ≤155 characters

Encyclopedia Britannica | Britannica

britannica.com

Preview quality · LinkedIn A+ · 95/100

Description will be truncated (170 chars / 150 max)

  • og:title — Encyclopedia Britannica | Britannica
  • og:description — Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective ar...
  • og:image — https://cdn.britannica.com/mendel-resources/3-180/images/EBLogo.jpg?v=3.180.3

  • Description will be truncated on LinkedIn (170 chars, max 150)

    → Tighten og:description to ≤150 characters

britannica.com

Encyclopedia Britannica | Britannica

Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

Preview quality · Slack A+ · 100/100
  • og:title — Encyclopedia Britannica | Britannica
  • og:description — Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective ar...
  • og:image — https://cdn.britannica.com/mendel-resources/3-180/images/EBLogo.jpg?v=3.180.3

Social preview quality

Averaged across Twitter/X, Facebook, LinkedIn, and Slack.

A+ · 96/100
FieldTwitter/XFacebookLinkedInSlack
og:title
og:description
og:image
og:type
og:url
og:site_name
twitter:card———
twitter:title⚠———
twitter:description———
twitter:image———
A
Structured Data
1 JSON-LD block(s) found — structured data is well configured.
PASS
1 JSON-LD block(s) found — structured data is well configured.
Warning::
Missing required property "name" for WebSite
The "name" property is required for the WebSite schema type.
Info::
Missing recommended property "description" for WebSite
Adding "description" can improve how search engines display your content.

The "name" property is required for the WebSite schema type.

Why this matters

Schema markup missing required properties is silently rejected by Google — your structured data appears in source but never as a rich result.

Learn more ▾

Each schema.org type has required properties (Article needs headline + author + datePublished; Product needs name + offers; etc.). Missing them means Google's rich-result eligibility check fails. The Search Console Rich Results Test surfaces specific gaps. Fix the missing property; rich results re-appear within hours.

Source: Google Search Central / schema.org

Adding "description" can improve how search engines display your content.

Why this matters

Recommended schema properties unlock richer SERP layouts — without them you get the basic rich result instead of the enhanced one.

Learn more ▾

Recommended properties expand what Google can render. E.g., adding aggregateRating to Product unlocks star ratings; adding image to Article unlocks the image-card variant. Each recommended property is a direct SERP-real-estate gain.

Source: Google Search Central / schema.org

JSON-LD Blocks

Block 1 : WebSite
4 properties Valid
Missing required property: name
{
  "@context": "https://schema.org",
  "@type": "WebSite",
  "url": "https://www.britannica.com",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://www.britannica.com/search?query={search_term}",
    "query-input": "required name=search_term"
  }
}
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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