synthesia.io
Synthesia: #1 AI Video Platform for Business
Last scanned Aug 1, 2026, 3:00 AM · 9 views
Overall score
Excellent
Summary
Synthesia is the #1 rated AI video generation platform. This website uses jQuery behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (90/100). Top issue: robots.txt not found.
Synthesia
Synthesia is the #1 rated AI video generation platform.
Top issues to fix
5 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
420 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 25, 2026
- Overall
- 91
- SEO
- 90
- Security
- 85
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Synthesia
Synthesia is the #1 rated AI video generation platform.
- Founded
- Jan 1, 2017
Contact
Email, phone, and address published on this site's own pages.
- sales@synthesia.io
Meta tags
- Title
- Synthesia: #1 AI Video Platform for Business
- Description
- Create AI generated videos from text with the most advanced AI avatars and voiceovers in 160+ languages. Try our free AI video generator now!
- Canonical
- https://www.synthesia.io/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- www.synthesia.io
- Valid from
- Jul 16, 2026
- Valid to
- Oct 14, 2026
- Days until expiry
- 74
- SAN domains
- www.synthesia.io
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 23
Links
97 internal · 12 external · 20 broken
Images
178 total · 25 missing alt
Scripts / Styles
61 scripts · 2 stylesheets
JS / CSS size
133 KB · 84.7 KB
Page size
551 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://synthesia.io
- Final URL
- https://www.synthesia.io/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 409 ms
- HTML size
- 551 KB
- Redirect chain
- https://synthesia.io → https://www.synthesia.io/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does synthesia.io use?
- synthesia.io is built with jQuery.
- Is synthesia.io secure (HTTPS)?
- Yes. synthesia.io uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 14, 2026.
- Who hosts synthesia.io?
- Hosting provider information for synthesia.io is not available yet.
- What is synthesia.io's SEO score?
- synthesia.io scored 90/100 for SEO in the latest analysis (excellent).
- What is synthesia.io's overall website score?
- synthesia.io has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
- What company operates synthesia.io?
- synthesia.io is operated by Synthesia. Synthesia is the #1 rated AI video generation platform.
- Has synthesia.io's score changed over time?
- synthesia.io's overall score has declined by 3 points (from 94 to 91) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card