coolconversion.com
CoolConversion - Free Online Calculators & Unit Converters
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Excellent
Summary
CoolConversion.com offers free calculators and converters for math, finance, health, time, and units — with step-by-step explanations. This website uses Google Analytics behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (100/100). Top issue: robots.txt not found.
CoolConversion.com offers free calculators and converters for math, finance, health, time, and units — with step-by-step explanations.
Top issues to fix
5 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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
2 issue(s) found
Performance
112 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
CoolConversion.com offers free calculators and converters for math, finance, health, time, and units — with step-by-step explanations.
Meta tags
- Title
- CoolConversion - Free Online Calculators & Unit Converters
- Description
- CoolConversion.com offers free calculators and converters for math, finance, health, time, and units — with step-by-step explanations.
- Canonical
- https://coolconversion.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
- https://coolconversion.com/manifest.json
Technologies
Detected frameworks, languages, and tools.
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
- Google Trust Services
- Subject
- coolconversion.com
- Valid from
- May 31, 2026
- Valid to
- Aug 30, 2026
- Days until expiry
- 32
- SAN domains
- coolconversion.com, *.coolconversion.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 4 · H3 28
Links
30 internal · 0 external · 20 broken
Images
4 total · 0 missing alt
Scripts / Styles
18 scripts · 2 stylesheets
JS / CSS size
2.8 KB · 0 B
Page size
38.1 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://coolconversion.com
- Final URL
- https://coolconversion.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 112 ms
- HTML size
- 38.1 KB
- Redirect chain
- https://coolconversion.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does coolconversion.com use?
- coolconversion.com is built with Google Analytics, Cloudflare Analytics.
- Is coolconversion.com secure (HTTPS)?
- Yes. coolconversion.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Aug 30, 2026.
- Who hosts coolconversion.com?
- Hosting provider information for coolconversion.com is not available yet.
- What is coolconversion.com's SEO score?
- coolconversion.com scored 90/100 for SEO in the latest analysis (excellent).
- What is coolconversion.com's overall website score?
- coolconversion.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card