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· 9 checks — Internal links, mixed-content guards, Open Graph previews, and structured data rolled into one auditable list.
SCORE
86
GRADE
B
FIX
2
REVIEW
2
PASS
5
INFO
0
Checks
9
5 PASS 2 REVIEW 2 FIX
F
Image Optimization
Action
4 issues found across 4 images
FIX
4 issues found across 4 images
Warning::
1 images significantly larger than display size
Resizing to display dimensions could save approximately 221 KB.
Got: ~221 KB wasted
Warning::
4 images missing explicit width/height
Images without dimensions cause layout shifts (CLS). Set explicit width and height attributes.
Info::
1 below-fold images missing loading="lazy"
Lazy loading defers below-fold images, reducing initial page weight.
Warning::
All 4 images use legacy formats (JPEG/PNG/GIF)
WebP offers 25-35% smaller files than JPEG. Use <picture> with <source type="image/webp"> for modern format support.
F
Brand Presence
Action
Site-name consistency, favicon, social image, meta tags, schema, and contact signals
FIX

Brand Presence

Partial brand coverage — a few channels are missing brand signals.

F

36/100

Site name appears as

Page titleLioc
og:site_nameLioc
twitter:site—
Organization.name—

Consistent

Brand assets

Favicon

8/15

single size only

Social share image

0/20

Meta completeness

8/20

Organization schema

0/15

Contact info discoverable

10/10

contact page + tel link

Findings

  • Missing brand name in: twitter:site, Organization.name
  • No social share image — shared links render as bare URLs
  • Single favicon only — add apple-touch-icon for iOS home-screen and high-DPI support
  • og:image missing
  • No Organization schema — Google can't render your logo in the knowledge panel

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

C
Open Graph
Action
Open Graph tags are partially configured — some improvements recommended.
REVIEW
Open Graph tags are partially configured — some improvements recommended.
Warning::
Missing og:description
The og:description tag controls the description in social sharing previews.
Warning::
Missing og:image
The og:image tag provides a preview image for social sharing.
Info::
og:title is short (11 characters)
Ideal length is 25–60 characters for social sharing previews.
Got: 11 chars Expected: 25–60 chars

The og:description tag controls the description in social sharing previews.

Why this matters

No og:description means social cards either show no subtitle or scrape the first paragraph — usually unflattering.

Learn more ▾

Without og:description, social platforms either render no subtitle or pull whatever text appears first on the page. The first paragraph is rarely written for share-card context. A purpose-written 150-200 character og:description gives a polished card.

Source: Open Graph Protocol

The og:image tag provides a preview image for social sharing.

Why this matters

No og:image means social shares are imageless — measurably less engaging than image-cards across every major platform.

Learn more ▾

Twitter, Facebook, and LinkedIn all use og:image (or twitter:image as a fallback) for share-card thumbnails. Without one, the post renders as a text-only card. A 1200x630px image (Twitter's preferred size) covers all platforms.

Source: Open Graph Protocol

URL: 11 chars

Ideal length is 25–60 characters for social sharing previews.

Expected: 25–60 chars
Why this matters

og:title very short — may render with awkward whitespace in social cards.

Source: Open Graph Protocol

Preview

No image set

www.lioc.nl

Home - Lioc

No description

Preview quality · Twitter/X F · 45/100
  • twitter:card — summary_large_image
  • twitter:title — falling back from og:title
  • twitter:description — Add twitter:description to give the preview body text
  • twitter:image — Add twitter:image — preview card without an image looks broken

  • No preview image for Twitter/X

    → Add og:image or twitter:image (≥300×157 for summary_large_image)

No image set

WWW.LIOC.NL

Home - Lioc

No description

Preview quality · Facebook D · 50/100
  • og:title — Home - Lioc
  • og:description — Add og:description to give the preview body text
  • og:image — Add og:image — preview card without an image looks broken
  • og:type — website
  • og:url — https://www.lioc.nl/en/
  • og:site_name — Lioc

  • No preview image for Facebook

    → Add og:image (recommended 1200×630)

No image set

Home - Lioc

www.lioc.nl

Preview quality · LinkedIn D · 50/100
  • og:title — Home - Lioc
  • og:description — Add og:description to give the preview body text
  • og:image — Add og:image — preview card without an image looks broken

  • No preview image for LinkedIn

    → Add og:image (recommended 1200×627)

www.lioc.nl

Home - Lioc

No description

Preview quality · Slack C · 65/100
  • og:title — Home - Lioc
  • og:description — Add og:description to give the preview body text
  • og:image — Add og:image — preview card without an image looks broken

  • No preview image — Slack unfurl will be text-only

    → Add og:image or twitter:image

Social preview quality

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

D · 52/100
FieldTwitter/XFacebookLinkedInSlack
og:title
og:description
og:image
og:type
og:url
og:site_name
twitter:card———
twitter:title⚠———
twitter:description———
twitter:image———
B
Structured Data
1 JSON-LD block(s) found — some improvements recommended.
REVIEW
1 JSON-LD block(s) found — some improvements recommended.
Warning::
Missing required property "name" for WebSite
The "name" property is required for the WebSite schema type.
Warning::
Missing required property "url" for WebSite
The "url" 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.
Info::
Missing recommended property "potentialAction" for WebSite
Adding "potentialAction" 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

The "url" 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

Adding "potentialAction" 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
2 properties Valid
Missing required property: name
Missing required property: url
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "WebSite",
      "@id": "https://www.lioc.nl/en/#website",
      "url": "https://www.lioc.nl/en/",
      "name": "Lioc",
      "description": "Buitengewoon beschermd",
      "potentialAction": [
        {
          "@type": "SearchAction",
          "target": "https://www.lioc.nl/en/?s={search_term_string}",
          "query-input": "required name=search_term_string"
        }
      ],
      "inLanguage": "en-US"
    },
    {
      "@type": "WebPage",
      "@id": "https://www.lioc.nl/en/#webpage",
      "url": "https://www.lioc.nl/en/",
      "name": "Home - Lioc",
      "isPartOf": {
        "@id": "https://www.lioc.nl/en/#website"
      },
      "datePublished": "2019-03-14T12:38:42+00:00",
      "dateModified": "2021-05-26T16:17:34+00:00",
      "breadcrumb": {
        "@id": "https://www.lioc.nl/en/#breadcrumb"
      },
      "inLanguage": "en-US",
      "potentialAction": [
        {
          "@type": "ReadAction",
          "target": [
            "https://www.lioc.nl/en/"
          ]
        }
      ]
    },
    {
      "@type": "BreadcrumbList",
      "@id": "https://www.lioc.nl/en/#breadcrumb",
      "itemListElement": [
        {
          "@type": "ListItem",
          "position": 1,
          "item": {
            "@type": "WebPage",
            "@id": "https://www.lioc.nl/en/",
            "url": "https://www.lioc.nl/en/",
            "name": "Home"
          }
        }
      ]
    }
  ]
}
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 / Twitter Card Depth
OG image dimensions and Twitter card configuration look healthy
PASS
OG image dimensions and Twitter card configuration look healthy
Info::
OG/Twitter Card depth is clean -- dimensions, card type, and inheritance all valid
A+
Rich Results Eligibility
1 JSON-LD block(s) declaring 3 schema type(s)
PASS
1 JSON-LD block(s) declaring 3 schema type(s)
Info::
SiteLinks Search Box markup detected
The page declares a `WebSite` schema with a `potentialAction` of `SearchAction`. This makes the homepage eligible for Google's in-SERP search box -- a high-visibility SERP feature for branded queries.
Info::
3 rich-result schema type(s) declared
Inventory of structured-data types on the page (each may unlock a different SERP feature): BreadcrumbList, WebPage, WebSite Search engines decide whether to render rich results based on content quality + page-level signals; declaring the schema is necessary but not sufficient.
A+
Autoplay Media
No autoplay media on the page
PASS
No autoplay media on the page
Info::
No autoplay media on the page
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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