nrm.se
Naturhistoriska riksmuseet
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Excellent
Summary
Naturhistoriska riksmuseet. This website uses jQuery. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
Naturhistoriska riksmuseet
Top issues to fix
5 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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
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.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
310 ms
Security
HTTPS & header checks
Accessibility
0 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.
- informationen@nrm.se
Meta tags
- Title
- Naturhistoriska riksmuseet
- Description
- Naturhistoriska riksmuseet
- Canonical
- https://www.nrm.se
- Language
- sv
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, minimum-scale=1, shrink-to-fit=no
- Robots meta
- Manifest
- https://www.nrm.se/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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.nrm.se
- Valid from
- Jun 11, 2026
- Valid to
- Sep 9, 2026
- Days until expiry
- 42
- SAN domains
- www.nrm.se
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 1 · H2 17 · H3 16
Links
55 internal · 3 external · 20 broken
Images
28 total · 0 missing alt
Scripts / Styles
45 scripts · 28 stylesheets
JS / CSS size
21.0 KB · 14 B
Page size
92.9 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://nrm.se
- Final URL
- https://www.nrm.se/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 309 ms
- HTML size
- 92.9 KB
- Redirect chain
- https://nrm.se → https://www.nrm.se/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does nrm.se use?
- nrm.se is built with jQuery.
- Is nrm.se secure (HTTPS)?
- Yes. nrm.se uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 9, 2026.
- Who hosts nrm.se?
- Hosting provider information for nrm.se is not available yet.
- What is nrm.se's SEO score?
- nrm.se scored 80/100 for SEO in the latest analysis (great).
- What is nrm.se's overall website score?
- nrm.se has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card