sissa.it
Homepage
Last scanned Jul 26, 2026, 5:17 AM · 2 views
Overall score
Great
Summary
This website uses Nginx. SEO is good (80/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Missing meta description.
Top issues to fix
5 issues found · 4 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
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.
Slow estimated load (5.1s)
PerformanceUse a CDN, enable caching/compression, and cut render-blocking assets — every extra second costs conversions.
4 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
5.08 s
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
- Homepage
- Description
- Canonical
- https://www.sissa.it/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- 147.122.1.144
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Hellenic Academic and Research Institutions CA
- Subject
- www.sissa.it
- Valid from
- Dec 4, 2025
- Valid to
- Dec 4, 2026
- Days until expiry
- 130
- SAN domains
- www.sissa.it, sissa.it, www2.sissa.it, www4.sissa.it, www3.sissa.it
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 5 · H3 1
Links
104 internal · 20 external · 4 broken
Images
36 total · 0 missing alt
Scripts / Styles
26 scripts · 66 stylesheets
JS / CSS size
539 KB · 6.2 KB
Page size
84.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 35
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Missing meta description
- No H1 heading found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://sissa.it
- Final URL
- https://www.sissa.it/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 5.08 s
- HTML size
- 84.7 KB
- Redirect chain
- https://sissa.it → https://www.sissa.it/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sissa.it use?
- sissa.it is built with Drupal, jQuery, Google Analytics, Nginx.
- Is sissa.it secure (HTTPS)?
- Yes. sissa.it uses TLS 1.2 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Dec 4, 2026.
- Who hosts sissa.it?
- Hosting provider information for sissa.it is not available yet.
- What is sissa.it's SEO score?
- sissa.it scored 80/100 for SEO in the latest analysis (great).
- What is sissa.it's overall website score?
- sissa.it has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card