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Terafab.ai SEO Analysis

Live report for Terafab.ai — on-page score 83% and AI visibility 26%, across 63 checks.

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https://terafab.ai
Live homepage screenshot of Terafab.ai captured by SEOVally SEOVally Preview ⟳ Weekly refresh

SEO Report Full technical & on-page analysis of Terafab.ai

Score guide 80–100% · Pass 50–79% · Warning <50% · Critical
On-Page SEO Score
83
SEO Score
0 Critical 0 Warnings 6 Sections
🤖 AI Visibility Score
26
AI Score
5 Critical 0 Warnings 5 Categories
🎯 Priority Fixes
📋 Page Snapshot
Open Terafab.ai ↗
Title
Terafab
Meta description
Tesla, SpaceX, and xAI are launching the most epic chip-building effort ever - combining logic, memory and advanced packaging under one roof. A future among the stars.
H1 heading
Terafab
Word count
371 words
Internal / External links
0 / 12
Response time
0.28 sec
File size
30.0 KB
Language
en
📊 On-Page SEO Checks Tap a section to expand its individual checks.
Meta Data 10 passed 2 failed
80% ▶
✗
Title Very important 0/3
iThe page title is: Terafab
!Title is too short (7 characters). Aim for 20-70 characters.
✓There are no duplicate words in the title.
✓
Meta description Very important 2/2
iThe meta description is: Tesla, SpaceX, and xAI are launching the most epic chip-building effort ever - combining logic, memory and advanced packaging under one roof. A future among the stars.
✓The length of the meta description is perfect. (760 pixels out of 1000 max pixel length)
✓
Crawlability Very important 1/1
✓There are no problems in accessing the page.
✗
Canonical link Important 0/2
✗No canonical link specified. Add a canonical tag to prevent duplicate content.
✓
Language Low 4/4
iThe following language is defined in the HTML code: en
✓Language detected in text: en
iServer location could not be determined in single-URL mode.
✓
Alternate/hreflang links Low 1/1
iThere are no alternate links specified on this page.
✓
Other meta tags Low 2/2
iThere is no rel=next meta tag on this page.
iThere is no rel=prev meta tag on this page.
✓
Domain Low 3/3
✓The domain is not a subdomain.
✓The domain length works well.
✓The domain name does not contain any non-Latin characters.
✓
Page URL Low 3/3
✓No parameters were found in the URL.
✓No session ID was found in the URL.
✓The URL does not have too many subdirectories.
✓
Charset encoding Low 1/1
✓The charset encoding (UTF-8) is set correctly.
✓
Doctype Nice to have 2/2
✓The doctype HTML 5 is set correctly.
✓The doctype is placed first in the HTML code.
✓
Favicon Nice to have 1/1
✓The favicon is linked correctly.
Page Quality 5 passed 2 warnings 1 failed
80% ▶
!
Content Very important 9/11
✓The word count of 371 words is fine.
i25.6% of the text are stop words.
✓Keywords used in the page title are also used in the page content. That's good!
✓Keywords from the page title are used in H1 headings.
✓The page contains 10 lists, which indicates good text structure.
✓8 paragraphs (text blocks) were found on this page.
✓The text content is perfect.
✓Placeholder text found:
✓There are no duplicates on the site (basic check).
!The average sentence length of 33.64 words could be improved (aim for 10-25 words).
✓
Frames Very important 1/1
✓This page does not use a frameset.
!
Mobile optimization Low 1/2
✓A viewport (width=device-width, initial-scale=1) is provided.
iNo Apple Touch icons specified.
✓
Strong and bold tags Low 1/1
✓The usage of strong and bold tags is perfect (4 tags, recommended max ~7).
✗
Image SEO Low 0/1
✗4 of 15 images are missing ALT text.
✓
Social media Nice to have 1/1
✓Open Graph tags are properly configured for social sharing.
✓
Additional markup Nice to have 1/1
✗No additional page markup was found.
✓
HTTPS Low 2/2
✓This page uses HTTPS to protect the privacy and integrity of information exchanged.
✓All included files are also transferred via HTTPS.
Page Structure 2 passed
100% ▶
✓
H1 heading Very important 2/2
✓The H1 heading is perfect: "Terafab"
✓
Headings Important 1/1
✓The heading structure is perfect.
✓Heading levels used: H1, H2, H2, H2, H2, H2, H2, H2, H2, H3
Server Configuration 2 passed 1 warning
83% ▶
!
HTTP redirects Very important 1/2
iThe page redirects from https://terafab.ai to https://terafab.ai/
✓The redirect of URLs with www and non-www subdomain is configured correctly.
✓
HTTP header Important 2/2
✓No X-Powered HTTP header is sent.
✓This page uses compression for data transfer.
✓
Performance Low 2/2
✓The HTML page response time of 0.28 seconds is below the target of 0.4 seconds.
✓The file size of the HTML document is fine. (30.0 kB)
External Factors 1 passed
100% ▶
✓
Backlinks Very important 4/4
iBacklink data requires external API access. Full analysis available in the crawler app.
iThis page appears to have links from other websites.
iFor complete backlink analysis, use the dedicated Backlink Checker tool.
iBacklink quality and quantity affect domain authority and rankings.
🤖 AI Crawler Friendliness How well AI search engines & crawlers can access your content.
AI Bot Access Status — robots.txt
BotRobots.txt StatusDetail
OpenAI GPTBot❌ BlockedCRITICAL: This bot cannot crawl your site
OpenAI ChatGPT-User✅ Allowed
Anthropic ClaudeBot❌ BlockedCRITICAL: This bot cannot crawl your site
Anthropic Claude-Web✅ Allowed
PerplexityBot✅ Allowed
Common Crawl CCBot❌ BlockedCRITICAL: This bot cannot crawl your site
Google Extended❌ BlockedCRITICAL: This bot cannot crawl your site
Apple Applebot-Extended❌ BlockedCRITICAL: This bot cannot crawl your site
Amazon Amazonbot❌ BlockedCRITICAL: This bot cannot crawl your site
Why 30%? CRITICAL: 6 AI bot(s) BLOCKED: OpenAI GPTBot, Anthropic ClaudeBot, Common Crawl CCBot, Google Extended, Apple Applebot-Extended, Amazon Amazonbot
✗CRITICAL: 6 AI bot(s) BLOCKED: OpenAI GPTBot, Anthropic ClaudeBot, Common Crawl CCBot, Google Extended, Apple Applebot-Extended, Amazon Amazonbot
✗WARNING: Googlebot is allowed but AI bots are blocked. Common misconfiguration.
✓llms.txt found but lacks standard structure (H1 + link list).
✓llms-full.txt also found (30348 bytes). Excellent for AI comprehensive site understanding.
✓No AI-restrictive meta tags (noai, noimageai).
Why 38%? Page appears server-side rendered. All content directly accessible to AI crawlers.
✓Page appears server-side rendered. All content directly accessible to AI crawlers.
iOnly 0/13 headings have extractable answers. AI systems favor pages where each section answers its heading.
✗No FAQ/HowTo/definition patterns found. Add structured Q&A content for AI systems.
iLow text density: 7.5%. Mostly code/scripts — little extractable text for AI.
Why 17%? No RSS/Atom feed found. Consider adding one for bot-consumable content.
✗No RSS/Atom feed found. Consider adding one for bot-consumable content.
✗No IndexNow support. Consider implementing for faster indexing.
✗No XML sitemap found. Add sitemap.xml for bot discovery.
✗No explicit content licensing found. Consider adding license metadata.
✓HTTPS enabled. Secure connections preferred by AI crawlers.
Why 17%? Page type: general. No recommended schemas found. Add: Organization, WebPage, BreadcrumbList
✗Page type: general. No recommended schemas found. Add: Organization, WebPage, BreadcrumbList
✗No JSON-LD found. Add structured data for AI comprehension.
✗No schema to validate against page content.
Why 14%? No author byline or Person schema. Add visible author + JSON-LD Person for E-E-A-T.
✗No author byline or Person schema. Add visible author + JSON-LD Person for E-E-A-T.
✗No publication/update date found. Add visible dates + schema datePublished/dateModified.
i12 outbound links but none from highly authoritative domains (.edu, .gov, Wikipedia).
✗No Organization/LocalBusiness schema. Add brand entity markup for AI systems.
🧭 Deep SEO Audit 16 weighted categories · computed natively, no third-party API.
78/100
0
Internal Links
12
External Links
15
Images
0 KB
Images Size
2
Scripts
0 KB
Scripts Size
2,196
Text Size
7.15%
Text Ratio
📊 Audit Categories
16 weighted categories · click a category to expand its full row of checks.
✓
Title Tag Present PASS
Title tag found: "Terafab"
✗
Title Tag Length FAIL
Title length is 7 characters (recommended 30–65)
✓
Meta Description Present PASS
Meta description found (167 chars)
!
Meta Description Length WARN
Meta description is 167 characters (recommended 50–160)
✗
Canonical URL Present FAIL
No canonical URL found
✗
Canonical URL Valid FAIL
Canonical is not an absolute URL
✓
Viewport Meta Tag PASS
Viewport meta tag found
✓
Favicon Present PASS
Favicon found
✓
H1 Tag Present PASS
H1 found: "Terafab"
✓
Single H1 Tag PASS
Page has exactly one H1 tag
✓
Robots Meta Directives PASS
No restrictive robots directives found
✓
No Snippet Blocking PASS
Page allows search snippets
✓
Canonical Header Validation PASS
Canonical specified via single source
✓
Conflicting Canonical URLs PASS
At most one canonical source found
!
Canonical Not Pointing to Homepage WARN
Canonical points to this page
!
Canonical Protocol Match WARN
Canonical protocol differs from the page protocol
!
Canonical Loop Detection WARN
No canonical to loop
✓
Canonical and Noindex Conflict PASS
Page does not have noindex directive
!
Text-to-HTML Ratio WARN
Text-to-HTML ratio is 7.5% (minimum 10% recommended)
!
Meta Description Pixel Width WARN
Meta description may be truncated in SERPs: ~990.3px (max 920px recommended)
✓
Word Count PASS
Page has 372 words (300+ recommended for strong topic coverage)
✓
Keyword in Title PASS
Primary keyword "terafab" in title
✓
Keyword in First 100 Words PASS
Primary keyword appears in the first 100 words
✓
Paragraph Structure PASS
Page has 8 paragraph(s) (4+ recommended)
✗
Average Sentence Length FAIL
Average sentence length is 37.2 words (<=20 recommended)
✓
Stop Word Ratio PASS
Stop words make up 19.4% of the text
✓
Filler Text PASS
No filler or placeholder text detected
!
Text Size WARN
Text size is 2298 characters
✓
Multiple Content Sections PASS
Page content is organized into sections
✓
Keyword Cannibalization Risk PASS
Single page analysis — no cannibalization detected
✓
DOM Size PASS
DOM has 375 elements (recommended: <800)
✓
Render-Blocking Resources PASS
No render-blocking scripts in <head>
✓
Preconnect Hints PASS
Preconnect hints checked
✓
Text Compression PASS
Compression enabled (br)
✓
Page Weight PASS
HTML is 30.0KB (recommended: <100KB)
✓
Brotli Compression PASS
Brotli compression detected
✓
Minify Inline JS PASS
Inline scripts appear minified
✓
Inline JS Size PASS
0KB inline JS (recommended: <50KB)
✓
HTTP/2+ Support PASS
HTTP/2+ confirmed (alt-svc header present)
✓
Initial Server Response PASS
Main document took 281ms to respond (recommended: <800ms)
✓
CSS Resource Count PASS
3 stylesheet(s)
✓
JavaScript Resource Count PASS
2 external script(s)
✓
Resource Cache Headers PASS
Cache-Control header present
!
LCP Image Hints WARN
LCP image hints require full rendering — check largest above-fold image has width/height and priority hints
✓
Minified CSS PASS
Inline styles appear compact
!
Image Lazy Loading WARN
6 below-fold image(s) missing loading="lazy"
ElementValueIssue
imageassets/tesla-logo.svgmissing loading="lazy"
imageassets/spacex-logo.svgmissing loading="lazy"
imageassets/tesla-logo.svgmissing loading="lazy"
imageassets/spacex-logo.svgmissing loading="lazy"
imageassets/xai-logo.svgmissing loading="lazy"
!
Image Filename Quality WARN
1 image(s) with non-descriptive filenames
ElementValueIssue
imageassets/terafab/2026_08_05_terafab_01.jpgnon-descriptive filename
✗
Alt Text Present FAIL
4 image(s) missing alt text
ElementValueIssue
imageassets/terafab/2026_08_05_terafab_01.jpgmissing alt
imageassets/ai/home-hero.webpmissing alt
imageassets/mass-driver/Mass_drive_desktop.jpgmissing alt
imageassets/grok-mark.svgmissing alt
!
Alt Text Quality WARN
4 image(s) have very short or generic alt text
!
Explicit Dimensions WARN
12 image(s) missing width/height attributes (causes layout shift)
!
Next-Gen Formats WARN
1/15 images use WebP/AVIF
✓
Decorative Images PASS
Decorative images with empty alt are correctly marked
✓
Image Count PASS
15 images on the page (20+ can hurt load time)
!
Oversized Images WARN
Image byte sizes require full download; check for images displayed smaller than their natural size
!
Responsive Images WARN
No srcset found — images serve one size to all devices
✓
Image Links PASS
Linked images checked
!
Duplicate Image Alt WARN
Check for repeated identical alt text across images
✓
HTTPS Enabled PASS
Served over HTTPS
!
HSTS Header WARN
Missing Strict-Transport-Security header
!
Content Security Policy WARN
No Content Security Policy found
!
X-Frame-Options WARN
Missing X-Frame-Options header (clickjacking risk)
✓
External Links Security PASS
All target="_blank" links use rel="noopener"
!
Permissions Policy WARN
Missing Permissions-Policy header
✓
Referrer Policy PASS
Referrer-Policy header present
✓
Mixed Content PASS
No mixed content
✓
Secure Cookies PASS
Cookie security reviewed
✓
Subresource Integrity PASS
SRI integrity attributes found on scripts
✓
X-Content-Type-Options PASS
X-Content-Type-Options: nosniff present
!
Server Header Disclosure WARN
Server header discloses: cloudflare
!
Clickjacking Protection WARN
No clickjacking protection detected
✓
HTTPS Redirect PASS
HTTP traffic redirects to HTTPS
✓
Interactive Element Labels PASS
All interactive elements have discernible text
✓
Form Input Labels PASS
All form inputs have associated labels
!
Skip Navigation Link WARN
No skip-to-content link found among the first links in the page
✓
Heading Order PASS
Headings appear in sequentially-descending order
✓
HTML Lang Attribute PASS
<html> lang attribute: en
✓
Image Alt Attributes PASS
All images have alt attributes
✓
Link Names PASS
Links have discernible names
✓
ARIA Usage PASS
ARIA attributes appear valid (static analysis)
!
Color Contrast WARN
Automatic contrast checking requires rendering — verify text meets 4.5:1 contrast
✓
Focus & Tabindex PASS
No tabindex > 0 used
✓
Touch Targets PASS
Interactive targets reviewed for sufficient size
✓
Landmark / Main Region PASS
Document has a <main> landmark
✗
Structured Data Present FAIL
No structured data found
✗
Structured Data Valid JSON FAIL
No structured data to validate
✗
Schema Type Present FAIL
No schema types detected
✗
Required Schema Fields FAIL
No schemas to check
!
FAQ Schema WARN
No FAQPage schema found
!
Organization Schema WARN
No Organization schema found
!
WebSite Search Schema WARN
No WebSite SearchAction schema found
✓
og:title PASS
og:title — "Terafab"
✓
og:description PASS
og:description — "Tesla, SpaceX, and xAI are launching the most epic chip-building effort ever - combining l"
✓
og:image PASS
og:image — assets/og.png
!
og:url WARN
Missing og:url
✓
og:type PASS
og:type — website
!
og:site_name WARN
Missing og:site_name
✓
twitter:card PASS
twitter:card — summary_large_image
✓
twitter:title/image PASS
twitter:title and twitter:image set
!
Social Share Buttons WARN
No social media share buttons or links detected
!
Contact Page Link WARN
No link to a contact page found
!
Author Byline WARN
No author byline found — adding author attribution improves E-E-A-T
!
Author Expertise Signals WARN
No author expertise signals found (bio, credentials)
!
Content Dates WARN
No publication or modification date found
!
Physical Address WARN
No physical address found
!
Trust Signals WARN
No trust signals detected (badges, reviews, certifications)
!
About Page Link WARN
No about page link found
!
Privacy Policy Link WARN
No privacy policy link found
!
Terms of Service Link WARN
No terms of service link found
!
Reviews & Testimonials WARN
No reviews or testimonials section
!
Cited Sources WARN
No cited sources found — cite data and research to build trust
!
Professional Credentials WARN
No professional credentials mentioned
!
Consistent NAP WARN
Verify business name/address/phone consistency across pages
!
E-E-A-T Content Depth WARN
Content is thin — expand it to demonstrate expertise
!
URL Slug Keywords WARN
Homepage URL — no slug to check
✓
No Stop Words in URL PASS
No stop words found in URL
✓
No Uppercase in URL PASS
URL path is lowercase
✓
No Underscores in URL PASS
URL uses hyphens (not underscores)
✓
No Double Slash in Path PASS
No double slashes in URL path
✓
No Spaces in URL PASS
No spaces in URL
✓
No Non-ASCII in URL PASS
URL uses ASCII characters only
✓
URL Length PASS
URL is 19 characters (good)
✓
No Repetitive Path Segments PASS
No repeated URL segments
✓
URL Parameters PASS
No query parameters
✓
No Session IDs in URL PASS
No session IDs in URL
✓
No Tracking Parameters PASS
No tracking parameters in URL
✓
No Internal Search URLs PASS
Not a search results page
✓
Readable Font Size PASS
No inline font sizes below 12px detected
✓
Viewport Uses device-width PASS
Viewport uses width=device-width
✓
Single Viewport Tag PASS
Single viewport meta tag
✓
No Intrusive Interstitials PASS
No intrusive interstitials detected (static analysis)
✓
No Horizontal Scroll PASS
No major horizontal scroll issues detected (static analysis)
✓
Single Title Element PASS
1 <title> element found
✓
HTML Doctype PASS
HTML doctype declared
✓
Charset Declared PASS
Character encoding declared
✓
Meta Refresh PASS
No meta refresh redirect
✓
Duplicate IDs PASS
No duplicate element IDs
✓
Obsolete Tags PASS
No obsolete HTML tags
!
Inline Event Handlers WARN
1 element(s) use inline event handlers
✓
Tag Balance PASS
Document parses without structural warnings (BeautifulSoup)
✓
Case Consistency PASS
HTML tag case is consistent
✓
No Meta Refresh Redirect PASS
No meta refresh redirect
✓
No JavaScript Redirect PASS
No JavaScript redirects detected
✓
No HTTP Refresh Header PASS
No HTTP Refresh header
✓
Redirect Type PASS
HTTP 200 — no redirect
✓
No HTTP Resource URLs on HTTPS PASS
All resources use HTTPS
!
llms.txt Reference WARN
No llms.txt reference found — consider adding one for AI discoverability
✓
AI Crawler Access PASS
AI crawlers allowed in robots.txt
!
Structured Data for AI WARN
No structured data for AI comprehension
✓
Content Extractability PASS
372 words of extractable text
✓
Semantic HTML PASS
Semantic landmarks (main/article/nav) present
✓
HTML Lang Attribute PASS
Lang attribute: en
!
Hreflang Tags WARN
No hreflang tags (single-language site)
✓
No Hreflang on Noindex Pages PASS
No hreflang on noindex pages
!
Hreflang Self-Reference WARN
No hreflang tags to check
📐 Heading Structure
The H1–H6 hierarchy found on this page.
H11 found
  1. Terafab
H210 found
  1. We aspire to be a galactic civilization
  2. Harnessing the power of the Sun
  3. We're builders. We've done the impossible before.
  4. A chip factory built for Earth and orbit
  5. Scaling for massive capacity
  6. Production at terawatt scale
  7. Producing chips for use on Earth and in space
  8. Space: the only truly scalable solution for the future of AI
  9. The next step: lunar mass drivers
  10. Join us on our journey.
H32 found
  1. Cost of compute on Earth
  2. Cost of compute in space
📣 Social Media Preview
How the page appears when shared on social and search.
Meta TagValue
og:descriptionTesla, SpaceX, and xAI are launching the most epic chip-building effort ever - combining logic, memory and advanced packaging under one roof. A future among the stars.
og:imageassets/og.png
og:site_name—
og:titleTerafab
og:typewebsite
og:url—
twitter:cardsummary_large_image
twitter:descriptionTesla, SpaceX, and xAI are launching the most epic chip-building effort ever - combining logic, memory and advanced packaging under one roof. A future among the stars.
twitter:imageassets/og.png
twitter:titleTerafab
🧾 Page Details
FactorValueStatus
Page Title Terafab Optimized
Meta Description Tesla, SpaceX, and xAI are launching the most epic chip-building effort ever - combining logic, memory and advanced packaging under one roof. A future among the stars. Optimized
H1 Tag Terafab Optimized
Word Count 371 Good
Internal Links 0 Isolated
External Links 12 Outbound
Images 15 Visual
Canonical URL Not set Missing
Response Time 280.89ms Fast
HTTPS Yes Secure
Structured Data None No Schema
Charset UTF-8 Set
Favicon Yes Present
🧰 Run More Checks on Terafab.ai
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Report generated by SEOVally — free SEO checker. Scores are estimates for guidance only.
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