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SGSiteGraph

iau.org

Home

Last scanned Aug 3, 2026, 5:00 AM · 6 views

86

Overall score

Great

Summary

This website uses Google Analytics behind Cloudflare CDN. SEO is fair (70/100) and accessibility is good (85/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Missing meta description.

Top issues to fix

6 issues found · 1 high priority

  • Missing meta description

    SEO

    Add a ~150-character meta description to control your search-result snippet and lift click-through rate.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • More than 20% of images are missing alt text

    Accessibility

    Add alt attributes to the remaining images (use alt="" for purely decorative ones).

  • 20 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

70

SEO

4 issue(s) found

90

Performance

1.20 s

100

Security

HTTPS & header checks

85

Accessibility

1 issue(s) found

Score history

-4 overall since Jul 26, 2026

Overall
86
SEO
70
Security
100
Performance
90
Accessibility
85

Organization

Company details published in this site's own structured data.

Meta tags

Title
Home
Description
Canonical
https://www.iau.org/IAU/IAU/Default.aspx
Language
en
Charset
UTF-8
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Home
og:description
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
Cloudflare
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
iau.org
Valid from
Jul 10, 2026
Valid to
Oct 8, 2026
Days until expiry
66
SAN domains
iau.org

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 4 cookie(s) observed

Content & assets

Headings

H1 1 · H2 9 · H3 2

Links

64 internal · 22 external · 20 broken

Images

16 total · 8 missing alt

Scripts / Styles

42 scripts · 4 stylesheets

JS / CSS size

34.4 KB · 2.3 KB

Page size

113 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing meta description
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • More than 20% of images are missing alt text

Scan details

Requested URL
https://iau.org
Final URL
https://iau.org
HTTP status
200
HTTP version
HTTP/2
Response time
1.19 s
HTML size
113 KB
Redirect chain
https://iau.org

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Frequently asked questions

What technology does iau.org use?
iau.org is built with jQuery, Google Analytics.
Is iau.org secure (HTTPS)?
Yes. iau.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 8, 2026.
Who hosts iau.org?
Hosting provider information for iau.org is not available yet.
What is iau.org's SEO score?
iau.org scored 70/100 for SEO in the latest analysis (fair).
What is iau.org's overall website score?
iau.org has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
Has iau.org's score changed over time?
iau.org's overall score has declined by 4 points (from 90 to 86) since Jul 26, 2026.