oist.jp
Okinawa Institute of Science and Technology OIST
Last scanned Jul 26, 2026, 11:19 AM
Overall score
Great
Summary
This website uses Nginx behind Fastly CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
6 issues found · 3 high priority
TLS certificate expires in 11 days
SecurityRenew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
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
659 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Okinawa Institute of Science and Technology OIST
- Description
- Canonical
- https://www.oist.jp/home
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
- https://www.oist.jp/themes/custom/server_theme/favicons/site.webmanifest
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
- Certainly
- Subject
- *.oist.jp
- Valid from
- Jul 9, 2026
- Valid to
- Aug 8, 2026
- Days until expiry
- 11
- SAN domains
- *.oist.jp, oist.jp
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 0
Links
161 internal · 26 external · 20 broken
Images
47 total · 0 missing alt
Scripts / Styles
46 scripts · 5 stylesheets
JS / CSS size
1.8 KB · 0 B
Page size
235 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://oist.jp
- Final URL
- https://www.oist.jp/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 655 ms
- HTML size
- 235 KB
- Redirect chain
- https://oist.jp → https://www.oist.jp/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does oist.jp use?
- oist.jp is built with Drupal, jQuery, Google Analytics, Nginx.
- Is oist.jp secure (HTTPS)?
- Yes. oist.jp uses TLS 1.3 with a certificate issued by Certainly, valid until Aug 8, 2026.
- Who hosts oist.jp?
- Hosting provider information for oist.jp is not available yet.
- What is oist.jp's SEO score?
- oist.jp scored 80/100 for SEO in the latest analysis (great).
- What is oist.jp's overall website score?
- oist.jp has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card