dublincore.org
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Categories: Social & Community Business Services
The Dublin Core Metadata Initiative (DCMI) is an open forum engaged in metadata innovation and support the development of interoperable online metadata standards that support a broad range of purposes and business models. DCMI's activities include
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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 1999, this domain has about 27 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 Gandi SAS, 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 Google Workspace 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 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: HSTS, CSP, 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. 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 Hugo 0.166.0, Alpine.js, Tailwind CSS, Cloudflare, 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 meta description has 247 characters and may be shortened in search results. The Generator tag identifies Hugo 0.166.0, 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 title has 10 characters, within a common display range.
Hosting and Email
Pages, Search and Sharing
| Meta description | The Dublin Core Metadata Initiative (DCMI) is an open forum engaged in metadata innovation and support the development of interoperable online metadata standards that support a broad range of purposes and business models. DCMI's activities include |
|---|---|
| Canonical URL | https://www.dublincore.org/ |
| Language | English (default) |
| Twitter Card | summary_large_image |
Social Sharing Preview
14 fieldsrobots.txt (opens in a new tab)
45 rulesAll bots 1 allowed · 0 disallowed
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gptbot 1 allowed · 0 disallowed
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chatgpt-user 1 allowed · 0 disallowed
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oai-searchbot 1 allowed · 0 disallowed
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claudebot 1 allowed · 0 disallowed
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claude-web 1 allowed · 0 disallowed
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claude-user 1 allowed · 0 disallowed
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claude-searchbot 1 allowed · 0 disallowed
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anthropic-ai 1 allowed · 0 disallowed
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google-extended 1 allowed · 0 disallowed
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googleother 1 allowed · 0 disallowed
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applebot 1 allowed · 0 disallowed
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applebot-extended 1 allowed · 0 disallowed
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bingbot 1 allowed · 0 disallowed
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meta-externalagent 1 allowed · 0 disallowed
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meta-externalfetcher 1 allowed · 0 disallowed
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facebookbot 1 allowed · 0 disallowed
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amazonbot 1 allowed · 0 disallowed
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perplexitybot 1 allowed · 0 disallowed
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perplexity-user 1 allowed · 0 disallowed
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cohere-ai 1 allowed · 0 disallowed
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cohere-training-data-crawler 1 allowed · 0 disallowed
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mistralai-user 1 allowed · 0 disallowed
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bytespider 1 allowed · 0 disallowed
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ccbot 1 allowed · 0 disallowed
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youbot 1 allowed · 0 disallowed
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duckassistbot 1 allowed · 0 disallowed
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ai2bot 1 allowed · 0 disallowed
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ai2bot-dolma 1 allowed · 0 disallowed
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pangubot 1 allowed · 0 disallowed
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timpibot 1 allowed · 0 disallowed
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diffbot 1 allowed · 0 disallowed
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imagesiftbot 1 allowed · 0 disallowed
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omgili 1 allowed · 0 disallowed
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omgilibot 1 allowed · 0 disallowed
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webzio-extended 1 allowed · 0 disallowed
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friendlycrawler 1 allowed · 0 disallowed
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isscyberriskcrawler 1 allowed · 0 disallowed
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kangaroo bot 1 allowed · 0 disallowed
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iaskspider 1 allowed · 0 disallowed
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iaskspider/2.0 1 allowed · 0 disallowed
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semrushbot-ocob 1 allowed · 0 disallowed
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velen crawler 1 allowed · 0 disallowed
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scrapy 1 allowed · 0 disallowed
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sidetrade indexer bot 1 allowed · 0 disallowed
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No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | Gandi SAS |
|---|---|
| Registered | 1999-08-19 |
| Expires | 2031-08-19 |
| Domain status | client transfer prohibited |
| Nameservers | crystal.ns.cloudflare.com、hassan.ns.cloudflare.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | www.dublincore.org | 104.20.34.74 | 300 | — |
| A | www.dublincore.org | 172.66.169.209 | 300 | — |
| AAAA | www.dublincore.org | 2606:4700:10::6814:224a | 300 | — |
| AAAA | www.dublincore.org | 2606:4700:10::ac42:a9d1 | 300 | — |
| MX | dublincore.org | aspmx.l.google.com | 3600 | 1 |
| MX | dublincore.org | alt1.aspmx.l.google.com | 3600 | 5 |
| MX | dublincore.org | alt2.aspmx.l.google.com | 3600 | 5 |
| MX | dublincore.org | alt3.aspmx.l.google.com | 3600 | 10 |
| MX | dublincore.org | alt4.aspmx.l.google.com | 3600 | 10 |
| NS | dublincore.org | crystal.ns.cloudflare.com | 86400 | — |
| NS | dublincore.org | hassan.ns.cloudflare.com | 86400 | — |
| TXT | dublincore.org | google-site-verification=JTZN4gW9xLS_n5cWQaoSfIAaQGHb2WI62_ETjSPboDU | 300 | — |
| TXT | dublincore.org | v=spf1 include:_spf.google.com -all | 300 | — |
| CAA | dublincore.org | 0 issue "comodoca.com" | 3600 | — |
| CAA | dublincore.org | 0 issue "digicert.com; cansignhttpexchanges=yes" | 3600 | — |
| CAA | dublincore.org | 0 issue "letsencrypt.org" | 3600 | — |
| CAA | dublincore.org | 0 issue "pki.goog; cansignhttpexchanges=yes" | 3600 | — |
| CAA | dublincore.org | 0 issue "ssl.com" | 3600 | — |
| CAA | dublincore.org | 0 issuewild "comodoca.com" | 3600 | — |
| CAA | dublincore.org | 0 issuewild "digicert.com; cansignhttpexchanges=yes" | 3600 | — |
| CAA | dublincore.org | 0 issuewild "letsencrypt.org" | 3600 | — |
| CAA | dublincore.org | 0 issuewild "pki.goog; cansignhttpexchanges=yes" | 3600 | — |
| CAA | dublincore.org | 0 issuewild "ssl.com" | 3600 | — |
| DMARC | _dmarc.dublincore.org | v=DMARC1; p=none; sp=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; fo=1; pct=100 | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | www.dublincore.org |
| Issuer | Google Trust Services |
| Valid until | 2026-10-31T00:24 · Remaining when checked: 36 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 | cloudflare |
| x-frame-options | SAMEORIGIN |
| x-content-type-options | nosniff |
| referrer-policy | strict-origin-when-cross-origin |
| access-control-allow-origin | * |
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