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🐻 Bear necessities for state management in React
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reactnative.dev
No paid content found
Multilingual
Categories: Development
A framework for building native apps for Android, iOS, and more using React
Updated: 2026-09-01 09:54
Language: English (default)
Access: Normal
Profile views 4
Outbound visits 3
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 2019, this domain has about 7 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 domain uses the common .dev extension, which is not an independent safety signal.
DNS and Email
The lowest TTL is 1 seconds, supporting rapid record changes at the cost of more frequent lookups. 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. 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 by Let's Encrypt, commonly associated with automated certificate services. The certificate's total validity is about 89 days, consistent with a short renewal cycle.
HTTP and Browser Security
The response lacks these common security headers: CSP, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, clickjacking protection. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. No obvious internal addresses or debug information were found in the headers. The Server header contains the custom value Netlify. No explicit CDN or WAF marker was found in the response headers.
Technology Stack Analysis
The public page identifies Netlify without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
The Generator tag identifies Docusaurus v3.10.2, making the publishing system easier to fingerprint. Open Graph is partially configured; og:type is missing. Twitter Card metadata is configured. The page declares 2 language or regional alternatives using hreflang. The title has 41 characters, within a common display range.
Hosting and Email
Pages, Search and Sharing
| Meta description | A framework for building native apps for Android, iOS, and more using React |
|---|---|
| Canonical URL | https://reactnative.dev/ |
| Language | English (default) · Multilingual |
| Twitter Card | summary_large_image |
Social Sharing Preview
7 fieldsSharing metadata
| og:url | https://reactnative.dev/ |
|---|---|
| og:image | https://reactnative.dev/img/logo-share.png |
| og:title | React Native · Learn once, write anywhere |
| og:description | A framework for building native apps for Android, iOS, and more using React |
| twitter:card | summary_large_image |
| twitter:site | @reactnative |
| twitter:image | https://reactnative.dev/img/logo-share.png |
robots.txt (opens in a new tab)
0 rulesAll bots 0 allowed · 0 disallowed
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | Key-Systems LLC |
|---|---|
| Registered | 2019-02-19 |
| Expires | 2028-02-19 |
| Domain status | client transfer prohibited |
| Nameservers | hattie.ns.cloudflare.com、junade.ns.cloudflare.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | reactnative.dev | 13.52.188.95 | 1 | — |
| A | reactnative.dev | 52.52.192.191 | 1 | — |
| AAAA | reactnative.dev | 2600:1f1c:446:4900::258 | 2 | — |
| AAAA | reactnative.dev | 2600:1f1c:446:4900::259 | 2 | — |
| NS | reactnative.dev | hattie.ns.cloudflare.com | 86400 | — |
| NS | reactnative.dev | junade.ns.cloudflare.com | 86400 | — |
| TXT | reactnative.dev | d825ad654c5348cb9f35e31d66f5244a | 300 | — |
| TXT | reactnative.dev | v=spf1 a -all | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | reactnative.dev |
| Issuer | Let's Encrypt |
| Valid until | 2026-11-04T05:03 · Remaining when checked: 63 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=UTF-8 |
| cache-control | public, max-age=0, must-revalidate |
| server | Netlify |
| strict-transport-security | max-age=31536000 |
Identified technologies
Netlify
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