jsonlint.com
Paid content
Categories: Development
JSONLint is the free online validator, json formatter, and json beautifier tool for JSON, a lightweight data-interchange format.
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Updated: 2026-09-24 22:17
Language: English (default)
Access: Normal
Profile views 1
Outbound visits 0
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Website Overview
An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. Page metadata, canonical configuration and social previews work together to provide more consistent search and sharing presentation.
Domain and Registration
Registered in 2008, this domain has about 18 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The registrar is NameCheap, Inc., a widely used domain service provider. The domain uses the common .com extension, which is not an independent safety signal.
DNS and Email
Nameservers are provided by Cloudflare, indicating managed DNS hosting. No CNAME was found; the observed records resolve directly to addresses. No MX record was found. A conventional explicit inbound-mail route is not configured. TXT records include verification markers for Google. Such markers may also remain after a service stops being used. DNSSEC signatures were not detected, so this additional DNS authenticity protection is not confirmed.
TLS and Certificates
The public key uses EC with 256 bits. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued within the Google Trust Services cloud or CDN ecosystem. The certificate's total validity is about 90 days, consistent with a short renewal cycle.
HTTP and Browser Security
X-Powered-By exposes backend information: Next.js. The checked browser-security headers were not detected, leaving fewer explicit browser-side safeguards. The cf-ray response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header identifies cloudflare without an exact version.
Technology Stack Analysis
The public page identifies Next.js, Cloudflare without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
Open Graph is partially configured; og:image is missing. Twitter Card metadata is configured. The title has 29 characters, within a common display range. A meta description is present, with 128 characters. The observed directives allow indexing and link following.
Hosting and Email
Cloudflare
Hosting
Location
Location unknown
104.26.12.81
Pages, Search and Sharing
| Meta description | JSONLint is the free online validator, json formatter, and json beautifier tool for JSON, a lightweight data-interchange format. |
|---|---|
| Canonical URL | https://jsonlint.com |
| Language | English (default) |
| Twitter Card | summary |
Social Sharing Preview
9 fieldsSharing metadata
| og:url | https://jsonlint.com |
|---|---|
| og:type | website |
| og:title | JSONLint - The JSON Validator |
| og:locale | en_US |
| og:site_name | JSONLint |
| og:description | JSONLint is the free online validator, json formatter, and json beautifier tool for JSON, a lightweight data-interchange format. |
| twitter:card | summary |
| twitter:title | JSONLint - The JSON Validator |
| twitter:description | JSONLint is the free online validator, json formatter, and json beautifier tool for JSON. |
robots.txt (opens in a new tab)
1 rulesAll bots 1 allowed · 0 disallowed
All bots
/
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | NameCheap, Inc. |
|---|---|
| Registered | 2008-01-07 |
| Expires | 2027-01-07 |
| Domain status | client transfer prohibited |
| Nameservers | dina.ns.cloudflare.com、roan.ns.cloudflare.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | jsonlint.com | 104.26.12.81 | 300 | — |
| A | jsonlint.com | 104.26.13.81 | 300 | — |
| A | jsonlint.com | 172.67.70.153 | 300 | — |
| AAAA | jsonlint.com | 2606:4700:20::681a:c51 | 300 | — |
| AAAA | jsonlint.com | 2606:4700:20::681a:d51 | 300 | — |
| AAAA | jsonlint.com | 2606:4700:20::ac43:4699 | 300 | — |
| NS | jsonlint.com | dina.ns.cloudflare.com | 86400 | — |
| NS | jsonlint.com | roan.ns.cloudflare.com | 86400 | — |
| TXT | jsonlint.com | google-site-verification=n6HwLUXBu11F6fW--2e7cESoDMa8hSZt97qt2dV2jcA | 3600 | — |
| DMARC | _dmarc.jsonlint.com | v=DMARC1; p=reject; rua=mailto:[email protected]; | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | jsonlint.com |
| Issuer | Google Trust Services |
| Valid until | 2026-11-12T16:09 · Remaining when checked: 48 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=utf-8 |
| cache-control | s-maxage=31536000 |
| server | cloudflare |
Identified technologies
Recent Updates
- Website profile
- Website images
- Screenshots
- Network details
- Website Technologies
- Pages and Search Information
- HTTP Response Information
- TLS and certificates
- DNS Information
- Domain Registration
- Website profile
- Website Description
- Website Name
- Website profile
- Website Description
- Website Name
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