aon.com
Better Decisions | Aon
Last scanned Aug 1, 2026, 9:00 AM · 14 views
Overall score
Great
Summary
Aon is in the business of better decisions. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing canonical link.
Aon is in the business of better decisions.
Top issues to fix
6 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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
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
4 issue(s) found
Performance
230 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 25, 2026
- Overall
- 88
- SEO
- 75
- Security
- 90
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Aon is in the business of better decisions.
Meta tags
- Title
- Better Decisions | Aon
- Description
- Aon is in the business of better decisions.
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
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
- DigiCert Inc
- Subject
- *.aon.com
- Valid from
- Mar 18, 2026
- Valid to
- Oct 2, 2026
- Days until expiry
- 62
- SAN domains
- *.aon.com, aon.com, dbcalc.com, www.aonconsulting.com, www.dbcalc.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 11 · H3 7
Links
66 internal · 9 external · 20 broken
Images
27 total · 0 missing alt
Scripts / Styles
12 scripts · 1 stylesheets
JS / CSS size
77.5 KB · 77.0 KB
Page size
442 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- 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://aon.com
- Final URL
- https://www.aon.com/en/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 221 ms
- HTML size
- 442 KB
- Redirect chain
- https://aon.com → https://www.aon.com/en/
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Frequently asked questions
- What technology does aon.com use?
- We did not detect any specific technologies for aon.com in the latest scan.
- Is aon.com secure (HTTPS)?
- Yes. aon.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Oct 2, 2026.
- Who hosts aon.com?
- Hosting provider information for aon.com is not available yet.
- What is aon.com's SEO score?
- aon.com scored 75/100 for SEO in the latest analysis (fair).
- What is aon.com's overall website score?
- aon.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- Has aon.com's score changed over time?
- aon.com's overall score has stayed steady at 88/100 since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card