brainworks.uni-freiburg.de
At a glance
- Category
- Other
- Language
- English
- Paid-content signal
- No paid content foundObserved
- Registered
- Unknown
- Hosting
- uni-freiburg.deInferred
- HTTPS certificate trusted
- PassedObserved
- Last updated
Related questions
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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. Several search or sharing settings need attention. Together they may make snippets, preview images or preferred URLs less consistent across platforms.
Domain and Registration
The domain uses the common .de 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 uni-freiburg.de, indicating managed DNS hosting. MX records point to the uni-freiburg.de email service. TXT records include verification markers for Google, Microsoft. Such markers may also remain after a service stops being used. The lowest observed DNS TTL is 300 seconds.
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 is valid for about 365 days in total, with 42 days remaining. The certificate covers the main domain and its usual www hostname.
HTTP and Browser Security
The Server header exposes the software version: nginx/1.18.0 (Ubuntu). This makes version-targeted checks easier, but is not proof of an exploitable vulnerability. The response lacks these common security headers: HSTS, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, clickjacking protection. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. No obvious internal addresses or debug information were found in the headers. Cookie security attributes are unknown.
Technology Stack Analysis
The public page identifies Plone - http://plone.org, nginx 1.18.0, with exact versions exposed for 1 technologies. These details can narrow vulnerability checks, although exposure alone is not a vulnerability.
Search and Social Sharing
No homepage meta description was detected, leaving snippet selection more dependent on page text. The Generator tag identifies Plone - http://plone.org, making the publishing system easier to fingerprint. No viewport meta tag was detected, which may affect mobile layout behavior. No homepage canonical URL was detected. If duplicate URLs exist, consolidation may be less explicit. No Open Graph metadata was detected, so social previews may depend on platform inference.
Hosting and Email
Registration details
| Registrar | Unknown |
|---|---|
| Registered | Unknown |
| Expires | Unknown |
| Domain status | connect |
| Nameservers | Unknown |
| DNSSEC | unknown |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | zope-vip2.ruf.uni-freiburg.de | 132.230.103.47 | 86400 | — |
| MX | uni-freiburg.de | mail.uni-freiburg.de | 86400 | 10 |
| MX | uni-freiburg.de | a1421.mx.srv.dfn.de | 86400 | 10000 |
| MX | uni-freiburg.de | b1421.mx.srv.dfn.de | 86400 | 10000 |
| MX | uni-freiburg.de | c1421.mx.srv.dfn.de | 86400 | 10000 |
| NS | uni-freiburg.de | dns0.fun.uni-freiburg.de | 86400 | — |
| NS | uni-freiburg.de | dns1.belwue.de | 86400 | — |
| NS | uni-freiburg.de | dns1.fun.uni-freiburg.de | 86400 | — |
| NS | uni-freiburg.de | dns3.belwue.de | 86400 | — |
| NS | uni-freiburg.de | dns5.belwue.de | 86400 | — |
| TXT | uni-freiburg.de | HARICA-odju84jqPOW6izZsY2W | 300 | — |
| TXT | uni-freiburg.de | MS=81DEE9388292FA746C934DEF6BF6AC5DCCB3D1FA | 300 | — |
| TXT | uni-freiburg.de | MS=ms98325981 | 300 | — |
| TXT | uni-freiburg.de | google-site-verification=Vmg2FTPU-8yUc5cMSy3XntSi1boVx0Q6dqplocYxn30 | 300 | — |
| TXT | uni-freiburg.de | google-site-verification=eqlVEdB0u6eYcRagQAoGlLJLBTWMuaV0XZMcDpbuUtU | 300 | — |
| TXT | uni-freiburg.de | v=spf1 redirect=_spf.uni-freiburg.de | 300 | — |
| CNAME | www.brainworks.uni-freiburg.de | zope-vip2.ruf.uni-freiburg.de | 86400 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | www.brainworks.uni-freiburg.de |
| Issuer | Hellenic Academic and Research Institutions CA |
| Valid until | 2026-12-17T20:13 · Remaining when checked: 42 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html;charset=utf-8 |
| content-language | en |
| cache-control | private |
| server | nginx/1.18.0 (Ubuntu) |
| content-security-policy | upgrade-insecure-requests |
| set-cookie | Redacted |
Identified technologies
Pages, Search and Sharing
| Meta description | Not detected |
|---|---|
| Canonical URL | Not detected |
| Language | English (default) |
| Twitter Card | Not detected |
Unknown
robots.txt (opens in a new tab)
2 rulesAll bots 0 allowed · 0 disallowed
googlebot 0 allowed · 2 disallowed
- Disallow
/*sendto_form$ - Disallow
/*folder_factories$
No matching rules.
Sitemaps
0No sitemaps found
User reviews (0)