qsc.com
QSC | Audio, Video, and Control for Enhanced Experiences
Last scanned Jul 26, 2026, 5:47 AM · 1 view
Overall score
Great
Summary
QSC drives innovation in the AV industry with solutions in AI, video & cloud-based control and pro audio. This website uses Next.js behind Vercel CDN. SEO is good (75/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing canonical link.
QSC drives innovation in the AV industry with solutions in AI, video & cloud-based control and pro audio.
Top issues to fix
9 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.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+3 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
565 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
QSC drives innovation in the AV industry with solutions in AI, video & cloud-based control and pro audio.
Meta tags
- Title
- QSC | Audio, Video, and Control for Enhanced Experiences
- Description
- QSC drives innovation in the AV industry with solutions in AI, video & cloud-based control and pro audio.
- Canonical
- 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
- Vercel
- 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
- Let's Encrypt
- Subject
- www.qsc.com
- Valid from
- Jul 1, 2026
- Valid to
- Sep 29, 2026
- Days until expiry
- 62
- SAN domains
- www.qsc.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 11 · H3 9
Links
13 internal · 39 external · 20 broken
Images
11 total · 0 missing alt
Scripts / Styles
50 scripts · 3 stylesheets
JS / CSS size
92.3 KB · 0 B
Page size
189 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://qsc.com
- Final URL
- https://www.qsc.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 562 ms
- HTML size
- 189 KB
- Redirect chain
- https://qsc.com → https://www.qsc.com/
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Frequently asked questions
- What technology does qsc.com use?
- qsc.com is built with Next.js.
- Is qsc.com secure (HTTPS)?
- Yes. qsc.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 29, 2026.
- Who hosts qsc.com?
- Hosting provider information for qsc.com is not available yet.
- What is qsc.com's SEO score?
- qsc.com scored 75/100 for SEO in the latest analysis (fair).
- What is qsc.com's overall website score?
- qsc.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card