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bun.com
Bundle, install, and run JavaScript & TypeScript — all in Bun. Bun is a fast JavaScript runtime & toolkit with a bundler, test runner, and npm-compatible package manager built in.
At a glance
- Category
- Development
- Language
- English
- Paid-content signal
- No paid content foundObserved
- Registered
- 1996
- Hosting
- VercelInferred
- HTTPS certificate trusted
- PassedObserved
- Last updated
Related questions
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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.
Domain and Registration
Registered in 1996, this domain has about 30 years of history. That suggests continuity, although ownership and purpose may have changed. The registrar, MarkMonitor Inc., specializes in corporate domain and brand management, suggesting attention to domain asset protection. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. 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. MX records point to the Google Workspace email service. No CNAME was found; the observed records resolve directly to addresses. SPF and DMARC are configured. DKIM status is unknown. TXT records include verification markers for Google. Such markers may also remain after a service stops being used.
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
The response lacks these common security headers: CSP, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, clickjacking protection. 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 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.
Technology Stack Analysis
The public page identifies React, Tailwind CSS, Cloudflare, Vercel without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
The meta description has 179 characters and may be shortened in search results. Twitter Card metadata is configured. JSON-LD includes Organization data, helping describe the organization as an entity. The title has 42 characters, within a common display range. The observed directives allow indexing and link following.
Hosting and Email
Cloudflare
Vercel
Google WorkspaceRegistration details
| Registrar | MarkMonitor Inc. |
|---|---|
| Registered | 1996-05-28 |
| Expires | 2028-09-23 |
| Domain status | client delete prohibited、client transfer prohibited、client update prohibited |
| Nameservers | hans.ns.cloudflare.com、naomi.ns.cloudflare.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | bun.com | 104.26.8.103 | 300 | — |
| A | bun.com | 104.26.9.103 | 300 | — |
| A | bun.com | 172.67.72.154 | 300 | — |
| AAAA | bun.com | 2606:4700:20::681a:867 | 300 | — |
| AAAA | bun.com | 2606:4700:20::681a:967 | 300 | — |
| AAAA | bun.com | 2606:4700:20::ac43:489a | 300 | — |
| MX | bun.com | aspmx.l.google.com | 3600 | 1 |
| MX | bun.com | alt1.aspmx.l.google.com | 3600 | 5 |
| MX | bun.com | alt2.aspmx.l.google.com | 3600 | 5 |
| MX | bun.com | alt3.aspmx.l.google.com | 3600 | 10 |
| MX | bun.com | alt4.aspmx.l.google.com | 3600 | 10 |
| NS | bun.com | hans.ns.cloudflare.com | 86400 | — |
| NS | bun.com | naomi.ns.cloudflare.com | 86400 | — |
| TXT | bun.com | google-site-verification=GjnKNaK85SCkA4F7CJXLvDiL4eLEnuprpfDMsh_1vzA | 3600 | — |
| TXT | bun.com | google-site-verification=ozAtI8oFjhq-yJF02qeAa0lw2kLRPBAxYKiXFVXNVvw | 3600 | — |
| TXT | bun.com | v=spf1 include:_spf.google.com -all | 3600 | — |
| DMARC | _dmarc.bun.com | v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected] | 300 | — |
TLS and certificates
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=utf-8 |
| cache-control | public, max-age=0, must-revalidate |
| server | cloudflare |
| strict-transport-security | max-age=63072000 |
| access-control-allow-origin | * |
Identified technologies
Pages, Search and Sharing
| Meta description | Bundle, install, and run JavaScript & TypeScript — all in Bun. Bun is a fast JavaScript runtime & toolkit with a bundler, test runner, and npm-compatible package manager built in. |
|---|---|
| Canonical URL | https://bun.com/ |
| Language | English (default) |
| Twitter Card | summary_large_image |
Social Sharing Preview
9 fields
robots.txt (opens in a new tab)
2 rulesAll bots 1 allowed · 1 disallowed
- Allow
/ - Disallow
/readme
No matching rules.
User reviews (0)