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SGSiteGraph

culturalheritage.org

Home - American Institute for Conservation

Last scanned Aug 24, 2026, 1:22 PM · 1 view

72

Overall score

Fair

Summary

The site home page. This website uses jQuery. SEO is fair (65/100) and accessibility is excellent (100/100). Security scores poor (40/100) and performance excellent (90/100). Top issue: Missing canonical link.

The site home page

Top issues to fix

10 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • 3 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • No structured data (JSON-LD) found

    SEO

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

+4 more issues — details in the sections below.

65

SEO

6 issue(s) found

90

Performance

2.55 s

40

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

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
Home - American Institute for Conservation
Description
The site home page
Canonical
Language
en
Charset
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
website
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
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
www.culturalheritage.org
Valid from
Aug 6, 2026
Valid to
Nov 4, 2026
Days until expiry
70
SAN domains
www.culturalheritage.org

Security headers

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

Compression: gzip · 5 cookie(s) observed

Content & assets

Headings

H1 2 · H2 9 · H3 12

Links

130 internal · 6 external · 20 broken

Images

13 total · 2 missing alt

Scripts / Styles

53 scripts · 14 stylesheets

JS / CSS size

23.2 KB · 84 B

Page size

114 KB

Robots.txt & Sitemap

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

SEO issues

  • Missing canonical link
  • Multiple H1 headings found
  • No structured data (JSON-LD) found
  • Missing OpenGraph tags
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://culturalheritage.org
Final URL
https://www.culturalheritage.org/home
HTTP status
200
HTTP version
HTTP/1.1
Response time
2.55 s
HTML size
114 KB
Redirect chain
https://culturalheritage.org → http://www.culturalheritage.org/ → https://www.culturalheritage.org/ → https://www.culturalheritage.org/home

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Frequently asked questions

What technology does culturalheritage.org use?
culturalheritage.org is built with Bootstrap, jQuery.
Is culturalheritage.org secure (HTTPS)?
Yes. culturalheritage.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 4, 2026.
Who hosts culturalheritage.org?
Hosting provider information for culturalheritage.org is not available yet.
What is culturalheritage.org's SEO score?
culturalheritage.org scored 65/100 for SEO in the latest analysis (fair).
What is culturalheritage.org's overall website score?
culturalheritage.org has an overall SiteGraph score of 72/100, combining SEO, performance, security, and accessibility.