yubico.com
Yubico | YubiKey Strong Two Factor Authentication
Last scanned Aug 1, 2026, 2:00 AM · 7 views
Overall score
Great
Summary
Get the YubiKey, the #1 security key, offering strong two factor authentication from industry leader Yubico. This website uses WordPress behind Fastly CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Multiple H1 headings found.
Get the YubiKey, the #1 security key, offering strong two factor authentication from industry leader Yubico.
Top issues to fix
5 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.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
19 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+1 overall since Jul 25, 2026
- Overall
- 88
- SEO
- 85
- Security
- 90
- Performance
- 80
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Yubico | YubiKey Strong Two Factor Authentication
- Description
- Get the YubiKey, the #1 security key, offering strong two factor authentication from industry leader Yubico.
- Canonical
- https://www.yubico.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
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Fastly
- 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
- GlobalSign nv-sa
- Subject
- yubico.com
- Valid from
- Jun 23, 2026
- Valid to
- Jan 8, 2027
- Days until expiry
- 160
- SAN domains
- yubico.com, demo.yubico.com, developers.yubico.com, docs.yubico.com, downloads.yubico.com, email.pr.yubico.com, forum.yubico.com, www.yubico.com, wwyk.yubico.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 4 · H2 5 · H3 4
Links
81 internal · 9 external · 20 broken
Images
42 total · 0 missing alt
Scripts / Styles
10 scripts · 39 stylesheets
JS / CSS size
3.8 KB · 328 KB
Page size
449 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://yubico.com
- Final URL
- https://www.yubico.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 10 ms
- HTML size
- 449 KB
- Redirect chain
- https://yubico.com → https://www.yubico.com/
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Frequently asked questions
- What technology does yubico.com use?
- yubico.com is built with WordPress, jQuery.
- Is yubico.com secure (HTTPS)?
- Yes. yubico.com uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Jan 8, 2027.
- Who hosts yubico.com?
- Hosting provider information for yubico.com is not available yet.
- What is yubico.com's SEO score?
- yubico.com scored 85/100 for SEO in the latest analysis (great).
- What is yubico.com's overall website score?
- yubico.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- Has yubico.com's score changed over time?
- yubico.com's overall score has improved by 1 point (from 87 to 88) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card