semiwiki.com
SemiWiki - The Open Forum for Semiconductor Professionals
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Fair
Summary
The Open Forum for Semiconductor Professionals. This website uses WordPress. SEO is good (80/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance good (80/100). Top issue: No H1 heading found.
The Open Forum for Semiconductor Professionals
Top issues to fix
8 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
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.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
1.10 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
The Open Forum for Semiconductor Professionals
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- SemiWiki - The Open Forum for Semiconductor Professionals
- Description
- The Open Forum for Semiconductor Professionals
- Canonical
- https://semiwiki.com/
- 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
- https://semiwiki.com/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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
- semiwiki.com
- Valid from
- Jul 20, 2026
- Valid to
- Oct 18, 2026
- Days until expiry
- 54
- SAN domains
- semiwiki.com, www.semiwiki.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 6 · H3 54
Links
171 internal · 15 external · 20 broken
Images
35 total · 1 missing alt
Scripts / Styles
35 scripts · 5 stylesheets
JS / CSS size
12.5 KB · 17.4 KB
Page size
835 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://semiwiki.com
- Final URL
- https://semiwiki.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.08 s
- HTML size
- 835 KB
- Redirect chain
- https://semiwiki.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does semiwiki.com use?
- semiwiki.com is built with WordPress, jQuery, Google Analytics, Nginx.
- Is semiwiki.com secure (HTTPS)?
- Yes. semiwiki.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 18, 2026.
- Who hosts semiwiki.com?
- Hosting provider information for semiwiki.com is not available yet.
- What is semiwiki.com's SEO score?
- semiwiki.com scored 80/100 for SEO in the latest analysis (great).
- What is semiwiki.com's overall website score?
- semiwiki.com has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card