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storybook.js.org No paid content found

Categories: Development

Tags: Open SourceTeams

Storybook is a frontend workshop for building UI components and pages in isolation. Thousands of teams use it for UI development, testing, and documentation. It's open source and free.

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Updated: 2026-09-03 15:21 Language: English (default) Access: Normal

Profile views 11 Outbound visits 5
Storybook Full homepage screenshot

Website Overview

An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. Several search or sharing settings need attention. Together they may make snippets, preview images or preferred URLs less consistent across platforms.

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

The lowest TTL is 39 seconds, supporting rapid record changes at the cost of more frequent lookups. 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.

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

X-Powered-By exposes backend information: Next.js. The response lacks these common security headers: CSP, Referrer-Policy, Permissions-Policy, clickjacking protection. 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 Next.js, Tailwind CSS, Netlify without precise versions, leaving fewer clues for version-specific scanning.

Search and Social Sharing

The meta description has 184 characters and may be shortened in search results. No homepage canonical URL was detected. If duplicate URLs exist, consolidation may be less explicit. Twitter Card metadata is configured. The title has 47 characters, within a common display range. The observed directives allow indexing and link following.

Hosting and Email

DNSCloudflare
HostingNetlify
Emailimprovmx.com
Location United States flagAshburn, Virginia, United States 18.208.88.157

Pages, Search and Sharing

Meta descriptionStorybook is a frontend workshop for building UI components and pages in isolation. Thousands of teams use it for UI development, testing, and documentation. It's open source and free.
Canonical URLNot detected
LanguageEnglish (default)
Twitter Cardsummary_large_image

Social Sharing Preview

9 fields

robots.txt (opens in a new tab)

11 rules
All bots 1 allowed · 0 disallowed
  • Allow/
gptbot 1 allowed · 0 disallowed
  • Allow/
chatgpt-user 1 allowed · 0 disallowed
  • Allow/
claudebot 1 allowed · 0 disallowed
  • Allow/
claude-web 1 allowed · 0 disallowed
  • Allow/
amazonbot 1 allowed · 0 disallowed
  • Allow/
anthropic-ai 1 allowed · 0 disallowed
  • Allow/
bytespider 1 allowed · 0 disallowed
  • Allow/
cohere-ai 1 allowed · 0 disallowed
  • Allow/
perplexitybot 1 allowed · 0 disallowed
  • Allow/
google-extended 1 allowed · 0 disallowed
  • Allow/

Sitemaps

7

Registration details RDAP / WHOIS

RegistrarNameCheap, Inc.
Registered1996-06-26
Expires2032-06-25
Domain statusclient transfer prohibited
Nameserversmiles.ns.cloudflare.com、pam.ns.cloudflare.com
DNSSECsigned

DNS records

TypeNameValueTTLPriority
Aapex-loadbalancer.netlify.app18.208.88.15779—
Aapex-loadbalancer.netlify.app98.84.224.11179—
AAAAapex-loadbalancer.netlify.app2600:1f18:16e:df01::25839—
AAAAapex-loadbalancer.netlify.app2600:1f18:16e:df01::25939—
MXjs.orgmx1.improvmx.com30010
MXjs.orgmx2.improvmx.com30020
NSjs.orgmiles.ns.cloudflare.com86400—
NSjs.orgpam.ns.cloudflare.com86400—
TXTjs.orggithub-verification=Co5XEGjgZ54phI90tdeEbcXBt0LErl0nKNUpqPmR300—
TXTjs.orgv=spf1 -all300—
CNAMEstorybook.js.orgapex-loadbalancer.netlify.app300—
DSjs.org2371 13 2 bb5749b06b705cabaa999f6adc60b60e528c502078e1a1075206a852956d86703600—
DMARC_dmarc.js.orgv=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=reject; aspf=s;300—

TLS and certificates

AssessmentNormal configuration
Supported protocolsTLSv1.2、TLSv1.3
Negotiated protocolTLSv1.3
Certificate subjectstorybook.js.org
IssuerLet's Encrypt
Valid until2026-11-02T07:43 · Remaining when checked: 59 days
Verification detailsCertificate trust: Passed · Hostname match: Passed

HTTP response headers

HeaderValue
content-typetext/html; charset=utf-8
cache-controlpublic, max-age=0, must-revalidate
serverNetlify
strict-transport-securitymax-age=31536000
x-content-type-optionsnosniff

Identified technologies

Next.jsTailwind CSSNetlify

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