renesas.com
Renesas Electronics Corporation | Renesas
Last scanned Jul 22, 2026, 8:14 PM · 1 view
Overall score
Excellent
Summary
A global leader in microcontrollers, analog, power and SoC products, Renesas delivers trusted embedded design innovation to shape a limitless future. This website uses Drupal hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No H1 heading found.
A global leader in microcontrollers, analog, power and SoC products, Renesas delivers trusted embedded design innovation to shape a limitless future.
- United States
- Hosted on Cloudflare
Top issues to fix
3 issues found · 1 high priority
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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.
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
777 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
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
- Renesas Electronics Corporation | Renesas
- Description
- A global leader in microcontrollers, analog, power and SoC products, Renesas delivers trusted embedded design innovation to shape a limitless future.
- Canonical
- https://www.renesas.com/en
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 172.64.154.26
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- www.renesas.com
- Valid from
- Jun 1, 2026
- Valid to
- Aug 30, 2026
- Days until expiry
- 38
- SAN domains
- www.renesas.com, *.www.renesas.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 0 · H2 21 · H3 8
Links
158 internal · 17 external · 1 broken
Images
27 total · 0 missing alt
Scripts / Styles
16 scripts · 12 stylesheets
JS / CSS size
532 KB · 92.2 KB
Page size
233 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 41
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- No H1 heading found
Accessibility issues
- No H1 heading found
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://renesas.com
- Final URL
- https://www.renesas.com/en
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 773 ms
- HTML size
- 233 KB
- Redirect chain
- https://renesas.com → https://www.renesas.com/ → https://www.renesas.com/en
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Frequently asked questions
- What technology does renesas.com use?
- renesas.com is built with Drupal, jQuery.
- Is renesas.com secure (HTTPS)?
- Yes. renesas.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Aug 30, 2026.
- Who hosts renesas.com?
- renesas.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is renesas.com's SEO score?
- renesas.com scored 90/100 for SEO in the latest analysis (excellent).
- What is renesas.com's overall website score?
- renesas.com has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
- Is renesas.com hiring?
- renesas.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card