bas.ac.uk
Homepage - British Antarctic Survey
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Great
Summary
Uncovering the secrets of Earth's polar and frozen regions - from the depths of the oceans to the inner edge of space. This website uses WordPress hosted on AWS behind CloudFront CDN. SEO is excellent (100/100) and accessibility is good (85/100). Security scores good (75/100) and performance excellent (90/100).
Uncovering the secrets of Earth's polar and frozen regions - from the depths of the oceans to the inner edge of space.
- United States
- Hosted on AWS
Top issues to fix
4 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.
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.
More than 20% of images are missing alt text
AccessibilityAdd alt attributes to the remaining images (use alt="" for purely decorative ones).
SEO
0 issue(s) found
Performance
1.31 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 - British Antarctic Survey
- Description
- Uncovering the secrets of Earth's polar and frozen regions - from the depths of the oceans to the inner edge of space.
- Canonical
- https://www.bas.ac.uk/
- Language
- en-US
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, viewport-fit=cover
- 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
- AWS
- CDN provider
- CloudFront
- IP address
- 52.85.118.96
- ASN
- AS16509 (AMAZON-02 - Amazon.com, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS |
|
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- bas.ac.uk
- Valid from
- Nov 12, 2025
- Valid to
- Dec 11, 2026
- Days until expiry
- 138
- SAN domains
- bas.ac.uk, www.bas.ac.uk
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 19
Links
61 internal · 12 external · 0 broken
Images
33 total · 7 missing alt
Scripts / Styles
17 scripts · 5 stylesheets
JS / CSS size
450 KB · 133 KB
Page size
118 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
No SEO issues detected.
Accessibility issues
- More than 20% of images are missing alt text
Careers
| Role | Location | Posted |
|---|---|---|
| Current Vacancies | — | — |
| Jobs in Antarctica | — | — |
| Going South | — | — |
| Science careers | — | — |
Scan details
- Requested URL
- https://bas.ac.uk
- Final URL
- https://www.bas.ac.uk/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.31 s
- HTML size
- 118 KB
- Redirect chain
- https://bas.ac.uk → https://www.bas.ac.uk/
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Frequently asked questions
- What technology does bas.ac.uk use?
- bas.ac.uk is built with WordPress, Google Analytics, Nginx.
- Is bas.ac.uk secure (HTTPS)?
- Yes. bas.ac.uk uses TLS 1.3 with a certificate issued by Amazon, valid until Dec 11, 2026.
- Who hosts bas.ac.uk?
- bas.ac.uk is hosted on AWS, behind CloudFront CDN.
- What is bas.ac.uk's SEO score?
- bas.ac.uk scored 100/100 for SEO in the latest analysis (excellent).
- What is bas.ac.uk's overall website score?
- bas.ac.uk has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- Is bas.ac.uk hiring?
- Yes. bas.ac.uk has 4 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card