json.com
Home
Last scanned Jul 22, 2026, 11:05 PM
Overall score
Great
Summary
JSON.com is a collection of JSON related content, links, and general awesomeness hand selected by the good people of the Web. This website uses Cloudflare Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (75/100) and accessibility is good (85/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.
JSON.com is a collection of JSON related content, links, and general awesomeness hand selected by the good people of the Web. The original json.com site has ...
- United States
- Hosted on Cloudflare
Top issues to fix
10 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.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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.
+4 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
351 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
JSON.com is a collection of JSON related content, links, and general awesomeness hand selected by the good people of the Web. The original json.com site has ...
Meta tags
- Title
- Home
- Description
- JSON.com is a collection of JSON related content, links, and general awesomeness hand selected by the good people of the Web. The original json.com site has ...
- Canonical
- https://json.com/
- Language
- en-us
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.21.26.100
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- json.com
- Valid from
- Jun 10, 2026
- Valid to
- Sep 8, 2026
- Days until expiry
- 47
- SAN domains
- json.com, *.json.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 5 · H2 6 · H3 4
Links
10 internal · 8 external · 3 broken
Images
2 total · 1 missing alt
Scripts / Styles
2 scripts · 4 stylesheets
JS / CSS size
31.4 KB · 0 B
Page size
29.6 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
Scan details
- Requested URL
- https://json.com
- Final URL
- https://json.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 351 ms
- HTML size
- 29.6 KB
- Redirect chain
- https://json.com
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Frequently asked questions
- What technology does json.com use?
- json.com is built with Cloudflare Analytics.
- Is json.com secure (HTTPS)?
- Yes. json.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 8, 2026.
- Who hosts json.com?
- json.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is json.com's SEO score?
- json.com scored 75/100 for SEO in the latest analysis (fair).
- What is json.com's overall website score?
- json.com has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card