stlzoo.org
Saint Louis Zoo | Saint Louis Zoo
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Great
Summary
The Saint Louis Zoo is dedicated to saving species and bringing people and wildlife together. This website uses Google Analytics behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (90/100). Security scores good (80/100) and performance good (85/100). Top issue: No H1 heading found.
The Saint Louis Zoo is dedicated to saving species and bringing people and wildlife together. Home to over 12,000 animals, many of which are endangered,…
Top issues to fix
5 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
674 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
The Saint Louis Zoo is dedicated to saving species and bringing people and wildlife together. Home to over 12,000 animals, many of which are endangered,…
Contact
Email, phone, and address published on this site's own pages.
- Phone
- 3147810900
Meta tags
- Title
- Saint Louis Zoo | Saint Louis Zoo
- Description
- The Saint Louis Zoo is dedicated to saving species and bringing people and wildlife together. Home to over 12,000 animals, many of which are endangered,…
- Canonical
- https://stlzoo.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- all
- Manifest
- https://stlzoo.org/dist/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- 94.247.142.1
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- stlzoo.org
- Valid from
- Aug 12, 2026
- Valid to
- Nov 10, 2026
- Days until expiry
- 77
- SAN domains
- stlzoo.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 39 · H3 8
Links
85 internal · 14 external · 1 broken
Images
49 total · 1 missing alt
Scripts / Styles
43 scripts · 3 stylesheets
JS / CSS size
1.3 MB · 593 B
Page size
109 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 4
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://stlzoo.org
- Final URL
- https://stlzoo.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 672 ms
- HTML size
- 109 KB
- Redirect chain
- https://stlzoo.org
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Frequently asked questions
- What technology does stlzoo.org use?
- stlzoo.org is built with Vue.js, Google Analytics, Google Ads, Meta Pixel, TikTok Pixel.
- Is stlzoo.org secure (HTTPS)?
- Yes. stlzoo.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 10, 2026.
- Who hosts stlzoo.org?
- Hosting provider information for stlzoo.org is not available yet.
- What is stlzoo.org's SEO score?
- stlzoo.org scored 85/100 for SEO in the latest analysis (great).
- What is stlzoo.org's overall website score?
- stlzoo.org has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card