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Vercel
Location
Walnut, California, United States
Yarn, the modern JavaScript package manager
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next-auth.js.org
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Multilingual
Categories: Development
Authentication for Next.js
Updated: 2026-09-03 15:39
Language: English (default)
Access: Normal
Profile views 2
Outbound visits 1
Website Overview
Identifiable technologies and additional version or configuration signals make the service easier to fingerprint, which may help targeted scanners narrow their checks. An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality.
Domain and Registration
Registered in 1996, this domain has about 30 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 .org extension, which is not an independent safety signal.
DNS and Email
Nameservers are provided by Cloudflare, indicating managed DNS hosting. MX records point to the improvmx.com email service. DNSSEC is enabled, allowing validating resolvers to authenticate signed DNS data. SPF and DMARC are configured. DKIM status is unknown. The lowest observed DNS TTL is 300 seconds.
TLS and Certificates
The certificate uses an RSA 2048-bit public key, offering broad client compatibility. 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, Referrer-Policy, Permissions-Policy. CORS permits any origin to read this response. This is common for public resources; sensitive responses need narrower handling. 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 Vercel.
Technology Stack Analysis
The public page identifies Docusaurus 2.1.0, Vercel, with exact versions exposed for 1 technologies. These details can narrow vulnerability checks, although exposure alone is not a vulnerability.
Search and Social Sharing
The Generator tag identifies Docusaurus v2.1.0, 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 11 characters, within a common display range.
Hosting and Email
Pages, Search and Sharing
| Meta description | Authentication for Next.js |
|---|---|
| Canonical URL | https://next-auth.js.org |
| Language | English (default) · Multilingual |
| Twitter Card | summary_large_image |
Social Sharing Preview
8 fieldsSharing metadata
| og:url | https://next-auth.js.org |
|---|---|
| og:image | https://next-auth.js.org/img/social-media-card.png |
| og:title | NextAuth.js |
| og:description | Authentication for Next.js |
| twitter:card | summary_large_image |
| twitter:image | https://next-auth.js.org/img/social-media-card.png |
| twitter:title | NextAuth.js |
| twitter:description | Authentication for Next.js |
robots.txt (opens in a new tab)
HTTP 404No robots.txt found
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | NameCheap, Inc. |
|---|---|
| Registered | 1996-06-26 |
| Expires | 2032-06-25 |
| Domain status | client transfer prohibited |
| Nameservers | miles.ns.cloudflare.com、pam.ns.cloudflare.com |
| DNSSEC | signed |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | alias.zeit.co | 76.76.21.142 | 1800 | — |
| A | alias.zeit.co | 76.76.21.164 | 1800 | — |
| MX | js.org | mx1.improvmx.com | 300 | 10 |
| MX | js.org | mx2.improvmx.com | 300 | 20 |
| NS | js.org | miles.ns.cloudflare.com | 86400 | — |
| NS | js.org | pam.ns.cloudflare.com | 86400 | — |
| TXT | js.org | github-verification=Co5XEGjgZ54phI90tdeEbcXBt0LErl0nKNUpqPmR | 300 | — |
| TXT | js.org | v=spf1 -all | 300 | — |
| CNAME | next-auth.js.org | alias.zeit.co | 300 | — |
| DS | js.org | 2371 13 2 bb5749b06b705cabaa999f6adc60b60e528c502078e1a1075206a852956d8670 | 3600 | — |
| DMARC | _dmarc.js.org | v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=reject; aspf=s; | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | next-auth.js.org |
| Issuer | Let's Encrypt |
| Valid until | 2026-11-10T04:02 · Remaining when checked: 67 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 | Vercel |
| strict-transport-security | max-age=63072000 |
| x-frame-options | DENY |
| x-content-type-options | nosniff |
| access-control-allow-origin | * |
Identified technologies
Docusaurus 2.1.0Vercel
Recent Updates
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