🐻 Bear necessities for state management in React
selenium.dev
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Multilingual
Categories: Development
Selenium automates browsers. That's it!
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. The registrar is Gandi SAS, a widely used domain service provider. The domain uses the common .dev extension, which is not an independent safety signal.
DNS and Email
The observed email authentication setup is incomplete: DMARC is missing. Nameservers are provided by gandi.net, indicating managed DNS hosting. MX records point to the Google Workspace email service. No CNAME was found; the observed records resolve directly to addresses. DNSSEC signatures were not detected, so this additional DNS authenticity protection is not confirmed.
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 checked browser-security headers were not detected, leaving fewer explicit browser-side safeguards. 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. The x-cache, x-served-by, via response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers.
Technology Stack Analysis
The public page identifies Fastly without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
The Generator tag identifies Hugo 0.148.2, making the publishing system easier to fingerprint. Twitter Card metadata is configured. JSON-LD includes Organization data, helping describe the organization as an entity. The page declares 5 language or regional alternatives using hreflang. The title has 8 characters, within a common display range.
Hosting and Email
Pages, Search and Sharing
| Meta description | Selenium automates browsers. That's it! |
|---|---|
| Canonical URL | https://www.selenium.dev/ |
| Language | English (default) · Multilingual |
| Twitter Card | summary_large_image |
Social Sharing Preview
9 fieldsrobots.txt (opens in a new tab)
0 rulesAll bots 0 allowed · 0 disallowed
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | Gandi SAS |
|---|---|
| Registered | 2019-02-22 |
| Expires | 2027-02-22 |
| Domain status | active |
| Nameservers | ns-123-c.gandi.net、ns-200-a.gandi.net、ns-245-b.gandi.net |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | selenium.dev | 185.199.108.153 | 1800 | — |
| A | selenium.dev | 185.199.109.153 | 1800 | — |
| A | selenium.dev | 185.199.110.153 | 1800 | — |
| A | selenium.dev | 185.199.111.153 | 1800 | — |
| MX | selenium.dev | aspmx.l.google.com | 10800 | 1 |
| MX | selenium.dev | alt1.aspmx.l.google.com | 10800 | 5 |
| MX | selenium.dev | alt2.aspmx.l.google.com | 10800 | 5 |
| MX | selenium.dev | alt3.aspmx.l.google.com | 10800 | 10 |
| MX | selenium.dev | alt4.aspmx.l.google.com | 10800 | 10 |
| NS | selenium.dev | ns-123-c.gandi.net | 10800 | — |
| NS | selenium.dev | ns-200-a.gandi.net | 10800 | — |
| NS | selenium.dev | ns-245-b.gandi.net | 10800 | — |
| TXT | selenium.dev | v=spf1 include:_mailcust.gandi.net include:_spf.google.com ?all | 86400 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | www.selenium.dev |
| Issuer | Let's Encrypt |
| Valid until | 2026-11-19T17:58 · Remaining when checked: 77 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=utf-8 |
| cache-control | max-age=600 |
| server | GitHub.com |
| access-control-allow-origin | * |
Identified technologies
Recent Updates
- Website images
- Screenshots
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