shibboleth.net website report
Shibboleth Consortium - Shaping the future of Shibboleth Software
Last scanned
Overall score
Great
About shibboleth.net
shibboleth.net is a website. It describes itself as “The Shibboleth Consortium is committed to ensuring our team of dedicated developers are able to keep the software freely available to users”. The site runs on WordPress.
Score profile
Top issues to fix
8 issues found · 2 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.
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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
Technology stack
shibboleth.net is built with WordPress, jQuery, Nginx and Google Analytics.
Hosting & DNS
- IP address
- —
- ASN
- —
- IPv6
- Not supported
- HTTP
- HTTP/2
Show DNS record values
TXT record contents are not republished; only their count is shown.
Security
shibboleth.net uses TLS 1.3 with a certificate valid for 50 more days and sets 0 of 6 recommended security headers.
Security headers0 of 6 set
- HSTSForces HTTPS
- CSPBlocks injected scripts
- X-Frame-OptionsStops clickjacking
- X-Content-TypeStops MIME sniffing
- Referrer-PolicyLimits URL leakage
- Permissions-PolicyRestricts browser features
TLS certificate
- Names covered
- 1
- Cookies set
- 0
Email security
shibboleth.net scores B for email security, with SPF and DMARC policy “reject”.
- SPFGood
Rejects senders not listed (-all).
- DMARCGood
Forged mail is rejected.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Performance & carbon
shibboleth.net scores 90/100 for performance, with an estimated load time of 2.1 s. A visit emits an estimated 0.14 g of CO2 (grade A).
Page weight
- HTML 266 KB
- JavaScript 19.6 KB
- CSS 101 KB
- Est. load
- 2.05 s
- Response
- 2.05 s
- Scripts / CSS
- 48 / 0
Carbon per visitA
0.14 g CO2 per uncached view
Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.
SEO & accessibility
shibboleth.net scores 85/100 for SEO and 100/100 for accessibility, with 3 SEO issues to fix.
Heading structure
One H1: good.
Image alt text
66 images · 0 without alt text · 0 lazy-loaded
Links
- Internal 21
- External 6
- Broken 20
SEO issues3
- Title longer than 60 characters
- robots.txt not found
- sitemap.xml not found
Accessibility issues0
No accessibility issues detected.
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- Shibboleth Consortium - Shaping the future of Shibboleth Software
- Description
- The Shibboleth Consortium is committed to ensuring our team of dedicated developers are able to keep the software freely available to users.
- Canonical
- https://www.shibboleth.net/
- Language
- en-GB
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Crawl files
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
Structured data
- Microdata items
- 0
- RDFa items
- 0
Scan
- Final URL
- https://www.shibboleth.net/
- HTTP status
- 200
- Redirects
- https://shibboleth.net → https://www.shibboleth.net/
- Scanned
- Aug 24, 2026, 1:23 PM
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Frequently asked questions about shibboleth.net
- What is shibboleth.net?
- shibboleth.net is a website. It describes itself as “The Shibboleth Consortium is committed to ensuring our team of dedicated developers are able to keep the software freely available to users”. The site runs on WordPress.
- What technology does shibboleth.net use?
- shibboleth.net is built with WordPress, jQuery, Nginx and Google Analytics.
- Is shibboleth.net secure?
- shibboleth.net uses TLS 1.3 with a certificate valid for 50 more days and sets 0 of 6 recommended security headers.
- Is shibboleth.net protected against email spoofing?
- shibboleth.net scores B for email security, with SPF and DMARC policy “reject”.
- What is shibboleth.net's overall score?
- shibboleth.net has an overall SiteGraph score of 84/100, combining SEO (85), performance (90), security (65) and accessibility (100).
Open Graph & Twitter