dmns.org
Denver Museum of Nature and Science
Last scanned Aug 4, 2026, 11:00 PM · 8 views
Overall score
Great
Summary
A leading science museum featuring exhibits on nature, science, space, and more. This website uses Google Analytics behind Cloudflare CDN. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance good (80/100). Top issue: Meta description longer than 160 characters.
Denver Museum of Nature & Science
A leading science museum featuring exhibits on nature, science, space, and more. The museum offers a planetarium, giant screen Infinity theater, and special events for all ages.
- 2001 Colorado Blvd., Denver, CO, 80205, US
Top issues to fix
7 issues found
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
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.
Sluggish estimated load (4.0s)
PerformanceTarget under 3 seconds: enable compression and serve static assets from a CDN.
+1 more issue — details in the sections below.
SEO
5 issue(s) found
Performance
3.95 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-4 overall since Jul 27, 2026
- Overall
- 88
- SEO
- 75
- Security
- 100
- Performance
- 80
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Denver Museum of Nature & Science
A leading science museum featuring exhibits on nature, science, space, and more. The museum offers a planetarium, giant screen Infinity theater, and special events for all ages.
Contact
Email, phone, and address published on this site's own pages.
- Phone
- +13033706000
- Address
- 2001 Colorado Blvd., Denver, CO, 80205, US
Meta tags
- Title
- Denver Museum of Nature and Science
- Description
- Premier natural history and science Museum in Denver, Colorado and the western United States. Exhibitions, giant screen theater, planetarium and lectures that explore the wonders of science, Colorado, Earth and the universe.
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
- https://www.dmns.org/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Let's Encrypt
- Subject
- www.dmns.org
- Valid from
- Aug 2, 2026
- Valid to
- Oct 31, 2026
- Days until expiry
- 87
- SAN domains
- www.dmns.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 3 cookie(s) observed
Content & assets
Headings
H1 5 · H2 8 · H3 31
Links
91 internal · 12 external · 20 broken
Images
40 total · 0 missing alt
Scripts / Styles
27 scripts · 12 stylesheets
JS / CSS size
19.5 KB · 987 B
Page size
160 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- Missing canonical link
- Multiple H1 headings found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://dmns.org
- Final URL
- https://www.dmns.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 3.95 s
- HTML size
- 160 KB
- Redirect chain
- https://dmns.org → https://www.dmns.org/
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Frequently asked questions
- What technology does dmns.org use?
- dmns.org is built with Bootstrap, jQuery, Google Analytics.
- Is dmns.org secure (HTTPS)?
- Yes. dmns.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 31, 2026.
- Who hosts dmns.org?
- Hosting provider information for dmns.org is not available yet.
- What is dmns.org's SEO score?
- dmns.org scored 75/100 for SEO in the latest analysis (fair).
- What is dmns.org's overall website score?
- dmns.org has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- What company operates dmns.org?
- dmns.org is operated by Denver Museum of Nature & Science. A leading science museum featuring exhibits on nature, science, space, and more. The museum offers a planetarium, giant screen Infinity theater, and special events for all ages.
- Has dmns.org's score changed over time?
- dmns.org's overall score has declined by 4 points (from 92 to 88) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card