twentythree.com
Video Marketing Platform | TwentyThree
Last scanned Aug 5, 2026, 1:00 AM · 9 views
Overall score
Great
Summary
TwentyThree is the leading European player in video software. This website uses Google Analytics behind Fastly CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (90/100). Top issue: robots.txt not found.
TwentyThree is the leading European player in video software. We are the video marketing platform companies upgrade to when they’re ready to Get Real with…
Top issues to fix
6 issues found · 2 high priority
TLS certificate expires in 14 days
SecurityRenew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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.
18 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
12 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-4 overall since Jul 27, 2026
- Overall
- 86
- SEO
- 90
- Security
- 65
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
TwentyThree is the leading European player in video software. We are the video marketing platform companies upgrade to when they’re ready to Get Real with…
Contact
Email, phone, and address published on this site's own pages.
- team@twentythree.com
- Phone
- +4570209323
Meta tags
- Title
- Video Marketing Platform | TwentyThree
- Description
- TwentyThree is the leading European player in video software. We are the video marketing platform companies upgrade to when they’re ready to Get Real with…
- Canonical
- https://www.twentythree.com/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- all
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Fastly
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Certainly
- Subject
- *.twentythree.com
- Valid from
- Jul 20, 2026
- Valid to
- Aug 19, 2026
- Days until expiry
- 14
- SAN domains
- *.twentythree.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 17 · H3 9
Links
40 internal · 14 external · 18 broken
Images
25 total · 3 missing alt
Scripts / Styles
19 scripts · 7 stylesheets
JS / CSS size
3.3 KB · 11.8 KB
Page size
386 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://twentythree.com
- Final URL
- https://www.twentythree.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 5 ms
- HTML size
- 386 KB
- Redirect chain
- https://twentythree.com → https://www.twentythree.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does twentythree.com use?
- twentythree.com is built with jQuery, Google Analytics.
- Is twentythree.com secure (HTTPS)?
- Yes. twentythree.com uses TLS 1.2 with a certificate issued by Certainly, valid until Aug 19, 2026.
- Who hosts twentythree.com?
- Hosting provider information for twentythree.com is not available yet.
- What is twentythree.com's SEO score?
- twentythree.com scored 90/100 for SEO in the latest analysis (excellent).
- What is twentythree.com's overall website score?
- twentythree.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
- Has twentythree.com's score changed over time?
- twentythree.com's overall score has declined by 4 points (from 90 to 86) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card