mathunion.org
International Mathematical Union (IMU) | Advancing Mathematics Worldwide
Last scanned Aug 4, 2026, 4:00 PM · 10 views
Overall score
Great
Summary
Official website of the International Mathematical Union (IMU). This website uses Nginx. SEO is fair (65/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Official website of the International Mathematical Union (IMU). Explore global initiatives, news, programs, commissions, and resources supporting mathematics worldwide.
Top issues to fix
7 issues found · 1 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
+1 more issue — details in the sections below.
SEO
6 issue(s) found
Performance
519 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+14 overall since Jul 27, 2026
- Overall
- 87
- SEO
- 65
- Security
- 90
- Performance
- 100
- Accessibility
- 100
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
- International Mathematical Union (IMU) | Advancing Mathematics Worldwide
- Description
- Official website of the International Mathematical Union (IMU). Explore global initiatives, news, programs, commissions, and resources supporting mathematics worldwide.
- Canonical
- https://www.mathunion.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- 62.141.176.102
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Hellenic Academic and Research Institutions CA
- Subject
- www.mathunion.org
- Valid from
- Jul 22, 2026
- Valid to
- Feb 6, 2027
- Days until expiry
- 186
- SAN domains
- www.mathunion.org, mathunion.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 4 · H2 12 · H3 1
Links
158 internal · 18 external · 0 broken
Images
29 total · 0 missing alt
Scripts / Styles
6 scripts · 2 stylesheets
JS / CSS size
257 KB · 138 KB
Page size
78.3 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 26
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://mathunion.org
- Final URL
- https://www.mathunion.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 518 ms
- HTML size
- 78.3 KB
- Redirect chain
- https://mathunion.org → https://www.mathunion.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does mathunion.org use?
- mathunion.org is built with Drupal, jQuery, Nginx.
- Is mathunion.org secure (HTTPS)?
- Yes. mathunion.org uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 6, 2027.
- Who hosts mathunion.org?
- Hosting provider information for mathunion.org is not available yet.
- What is mathunion.org's SEO score?
- mathunion.org scored 65/100 for SEO in the latest analysis (fair).
- What is mathunion.org's overall website score?
- mathunion.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
- Has mathunion.org's score changed over time?
- mathunion.org's overall score has improved by 14 points (from 73 to 87) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card