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SGSiteGraph

ctvq.com

CT:VQ™ - 4DMedical

Last scanned Jul 30, 2026, 3:00 AM · 14 views

83

Overall score

Great

Summary

This website uses WordPress behind CloudFront CDN. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing meta description.

Top issues to fix

8 issues found · 3 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing meta description

    SEO

    Add a ~150-character meta description to control your search-result snippet and lift click-through rate.

  • No H1 heading found

    SEO

    Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

+2 more issues — details in the sections below.

70

SEO

4 issue(s) found

100

Performance

265 ms

75

Security

HTTPS & header checks

90

Accessibility

1 issue(s) found

Score history

0 overall since Jul 22, 2026

Overall
83
SEO
70
Security
75
Performance
100
Accessibility
90

Organization

Company details published in this site's own structured data.

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
CT:VQ™ - 4DMedical
Description
Canonical
https://4dmedical.com/products/software/ctvq/
Language
en-US
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
CT:VQ™ - 4DMedical
og:description
Home Products Software SaaS Software CT:VQ™ Maximum CONTRAST. No INJECTIONS. Non‑contrast ventilation and perfusion from standard chest CTs CT:VQ™ is the world’s first non‑contrast post‑processing technology that transforms routine, chest CTs into quantitative, lobar ventilation (V) and perfusion (Q) maps—without injected contrast or radioisotopes. Delivered via software-as-a-service, results are returned directly into the radiology workflow […]
og:type
article
og:url
https://4dmedical.com/products/software/ctvq/

Twitter Card

twitter:card
summary_large_image
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
CloudFront
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Amazon
Subject
4dmedical.com
Valid from
Jul 7, 2026
Valid to
Jan 20, 2027
Days until expiry
174
SAN domains
4dmedical.com, www.alhievents.com.au, www.andreasfouras.com, www.imbio.com, imbio.com, andreasfouras.com, www.4dmedical.com, alhi.com.au, alhievents.com.au, www.4dmedicalevents.com, 4dmedicalevents.com, www.alhi.com.au

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyEnabled

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 9 · H3 6

Links

41 internal · 4 external · 20 broken

Images

5 total · 0 missing alt

Scripts / Styles

49 scripts · 37 stylesheets

JS / CSS size

23.3 KB · 18.3 KB

Page size

162 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing meta description
  • No H1 heading found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • No H1 heading found

Scan details

Requested URL
https://ctvq.com
Final URL
https://4dmedical.com/products/software/ctvq/
HTTP status
200
HTTP version
HTTP/2
Response time
262 ms
HTML size
162 KB
Redirect chain
https://ctvq.com → https://4dmedical.com/products/software/ctvq/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does ctvq.com use?
ctvq.com is built with PHP, WordPress, jQuery, Google Analytics, Nginx.
Is ctvq.com secure (HTTPS)?
Yes. ctvq.com uses TLS 1.3 with a certificate issued by Amazon, valid until Jan 20, 2027.
Who hosts ctvq.com?
Hosting provider information for ctvq.com is not available yet.
What is ctvq.com's SEO score?
ctvq.com scored 70/100 for SEO in the latest analysis (fair).
What is ctvq.com's overall website score?
ctvq.com has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
Has ctvq.com's score changed over time?
ctvq.com's overall score has stayed steady at 83/100 since Jul 22, 2026.