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kafka.apache.org
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Categories: Development
Learn More Download More than 80% of all Fortune 100 companies trust, and use Apache Kafka. Apache Kafka Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications. Manufacturing 10 OUT OF 10 Banks 7 OUT OF 10 Insurance 10 OUT OF 10 Telecom 8 OUT OF 10 Transportation 8 OUT OF 10 Energy and Utilities 10 OUT OF 10
Updated: 2026-09-01 11:19
Language: English (default)
Access: Normal
Profile views 5
Outbound visits 5
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 1995, this domain has about 31 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 Amazon Route 53, indicating managed DNS hosting. MX records point to the apache.org email service. CAA records restrict which certificate authorities are authorized to issue certificates. No CNAME was found; the observed records resolve directly to addresses. SPF and DMARC are configured. DKIM status is unknown.
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: 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 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 Bootstrap, Fastly, Apache without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
The meta description has 463 characters and may be shortened in search results. The Generator tag identifies Hugo 0.123.7, making the publishing system easier to fingerprint. No homepage canonical URL was detected. If duplicate URLs exist, consolidation may be less explicit. Open Graph is partially configured; og:image is missing. Twitter Card metadata is configured.
Hosting and Email
Pages, Search and Sharing
| Meta description | Learn More Download More than 80% of all Fortune 100 companies trust, and use Apache Kafka. Apache Kafka Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications. Manufacturing 10 OUT OF 10 Banks 7 OUT OF 10 Insurance 10 OUT OF 10 Telecom 8 OUT OF 10 Transportation 8 OUT OF 10 Energy and Utilities 10 OUT OF 10 |
|---|---|
| Canonical URL | Not detected |
| Language | English (default) |
| Twitter Card | summary |
Social Sharing Preview
7 fieldsSharing metadata
| og:url | https://kafka.apache.org/ |
|---|---|
| og:type | website |
| og:title | Apache Kafka |
| og:description | Apache Kafka |
| twitter:card | summary |
| twitter:title | Apache Kafka |
| twitter:description | Apache Kafka |
robots.txt (opens in a new tab)
0 rulesAll bots 0 allowed · 0 disallowed
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | NameCheap, Inc. |
|---|---|
| Registered | 1995-04-11 |
| Expires | 2029-04-12 |
| Domain status | client delete prohibited、client transfer prohibited |
| Nameservers | ns-1139.awsdns-14.org、ns-1955.awsdns-52.co.uk、ns-303.awsdns-37.com、ns-558.awsdns-05.net |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | kafka.apache.org | 151.101.2.132 | 1800 | — |
| AAAA | kafka.apache.org | 2a04:4e42::644 | 1800 | — |
| MX | apache.org | mx1-ec2-va.apache.org | 1800 | 10 |
| MX | apache.org | mx1-he-de.apache.org | 1800 | 10 |
| MX | apache.org | mx2-ec2-de.apache.org | 1800 | 10 |
| MX | apache.org | mx2-ec2-ie.apache.org | 1800 | 10 |
| MX | apache.org | mx2-ec2-or.apache.org | 1800 | 10 |
| MX | apache.org | mx2-ec2-sy.apache.org | 1800 | 10 |
| NS | apache.org | ns-1139.awsdns-14.org | 170219 | — |
| NS | apache.org | ns-1955.awsdns-52.co.uk | 170219 | — |
| NS | apache.org | ns-303.awsdns-37.com | 170219 | — |
| NS | apache.org | ns-558.awsdns-05.net | 170219 | — |
| TXT | apache.org | MS=E03FCF4BFDA6010D863CDB04B4F156E4C480ACA5 | 1800 | — |
| TXT | apache.org | _globalsign-domain-verification=VPemhDee0EKRXi0IPzeSUrn849jHevrjIaTeDYOTZ4 | 1800 | — |
| TXT | apache.org | atlassian-domain-verification=ymLFB7Wz8ScIJsja5lQgqHkFZGayJH7z0M3DAUwmeTFBvxJWz7rs9OqateFxBIb4 | 1800 | — |
| TXT | apache.org | google-site-verification=y9Wki74vQ-HO4aXrJ-TzmPvLf8itBqrQTPjyAHktuMo | 1800 | — |
| TXT | apache.org | gradle-verification=L6JP9L6FV7OI2DLLG5N9515VA3Q6Q | 1800 | — |
| TXT | apache.org | spf2.0/pra ?all | 1800 | — |
| TXT | apache.org | v=spf1 include:_spf.apache.org -all | 1800 | — |
| CAA | apache.org | 0 iodef "mailto:[email protected]" | 1800 | — |
| CAA | apache.org | 0 issue "globalsign.com" | 1800 | — |
| CAA | apache.org | 0 issue "letsencrypt.org" | 1800 | — |
| CAA | apache.org | 0 issue "sectigo.com" | 1800 | — |
| CAA | apache.org | 0 issue "ssl.com" | 1800 | — |
| CAA | apache.org | 0 issuewild "ssl.com" | 1800 | — |
| DMARC | _dmarc.apache.org | v=DMARC1; p=none; | 1800 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | *.apache.org |
| Issuer | Let's Encrypt |
| Valid until | 2026-10-23T22:38 · Remaining when checked: 52 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html |
| server | Apache |
| strict-transport-security | max-age=31536000; includeSubDomains; preload |
| content-security-policy | style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; script-src 'self' 'unsafe-inline' https://unpkg.com https://code.jquery.com |
| access-control-allow-origin | * |
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