lumentum.com
Homepage | Lumentum
Last scanned Jul 22, 2026, 5:57 PM · 2 views
Overall score
Excellent
Summary
Discover how Lumentum enables innovation through optical and photonic technologies for cloud networking, 3D sensing, lasers, and advanced manufacturing. This website uses Next.js hosted on INCAPSULA - Incapsula Inc, US behind CloudFront CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance good (85/100). Top issue: No structured data (JSON-LD) found.
Discover how Lumentum enables innovation through optical and photonic technologies for cloud networking, 3D sensing, lasers, and advanced manufacturing.
- United States
- Hosted on INCAPSULA - Incapsula Inc, US
Top issues to fix
3 issues found
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
1 issue(s) found
Performance
746 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Discover how Lumentum enables innovation through optical and photonic technologies for cloud networking, 3D sensing, lasers, and advanced manufacturing.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Homepage | Lumentum
- Description
- Discover how Lumentum enables innovation through optical and photonic technologies for cloud networking, 3D sensing, lasers, and advanced manufacturing.
- Canonical
- https://www.lumentum.com/en/homepage
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- index
- Manifest
- https://www.lumentum.com/images/favicon/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- INCAPSULA - Incapsula Inc, US
- CDN provider
- CloudFront
- IP address
- 45.60.36.159
- ASN
- AS19551 (INCAPSULA - Incapsula Inc, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- GlobalSign nv-sa
- Subject
- imperva.com
- Valid from
- Jun 26, 2026
- Valid to
- Sep 24, 2026
- Days until expiry
- 63
- SAN domains
- www.lumentum.cn, lumentum.cn, neophotonics.com, *.cloudlight.com.hk, *.dc.lumentuminc.net, *.lumentum.com, cloudlight.com.hk, *.neophotonics.com, imperva.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 3 cookie(s) observed
Content & assets
Headings
H1 1 · H2 5 · H3 0
Links
27 internal · 10 external · 1 broken
Images
25 total · 0 missing alt
Scripts / Styles
29 scripts · 5 stylesheets
JS / CSS size
1.3 MB · 263 KB
Page size
177 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 38
- sitemap.xml
- Found
- URLs in sitemap
- 294
SEO issues
- No structured data (JSON-LD) found
Accessibility issues
No accessibility issues detected.
Careers
Scan details
- Requested URL
- https://lumentum.com
- Final URL
- https://www.lumentum.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 743 ms
- HTML size
- 177 KB
- Redirect chain
- https://lumentum.com → https://www.lumentum.com/
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Frequently asked questions
- What technology does lumentum.com use?
- lumentum.com is built with Next.js, Drupal, Google Analytics.
- Is lumentum.com secure (HTTPS)?
- Yes. lumentum.com uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Sep 24, 2026.
- Who hosts lumentum.com?
- lumentum.com is hosted on INCAPSULA - Incapsula Inc, US, behind CloudFront CDN.
- What is lumentum.com's SEO score?
- lumentum.com scored 90/100 for SEO in the latest analysis (excellent).
- What is lumentum.com's overall website score?
- lumentum.com has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- Is lumentum.com hiring?
- Yes. lumentum.com has 4 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card