cosmoco.de

CosmoCode GmbH - Digital Agency Berlin

Last scanned Aug 24, 2026, 1:23 PM

87

Overall score

Great

Summary

CosmoCode develops first-class internet applications: Custom web applications and apps, websites and CMS, knowledge management and wikis. This website uses Nginx hosted on HETZNER-AS - Hetzner Online GmbH, DE. SEO is good (85/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

CosmoCode develops first-class internet applications: Custom web applications and apps, websites and CMS, knowledge management and wikis.

Germany

Hosted on HETZNER-AS - Hetzner Online GmbH, DE

Top issues to fix

5 issues found · 2 high priority

TLS certificate expires in 2 days
Security
Renew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

85

SEO

2 issue(s) found

100

Performance

650 ms

65

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

CosmoCode develops first-class internet applications: Custom web applications and apps, websites and CMS, knowledge management and wikis.

GitHub Facebook LinkedIn

Contact

Email, phone, and address published on this site's own pages.

Email: info@cosmocode.de
Phone: +4930814504070 004930814504070

Meta tags

Title: CosmoCode GmbH - Digital Agency Berlin
Description: CosmoCode develops first-class internet applications: Custom web applications and apps, websites and CMS, knowledge management and wikis.
Canonical: https://www.cosmocode.de/en/
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider: HETZNER-AS - Hetzner Online GmbH, DE
CDN provider: —
IP address: 49.12.16.39
ASN: AS24940 (HETZNER-AS - Hetzner Online GmbH, DE)

DNS records

Type	Value
A	49.12.16.39
AAAA	2a01:4f8:c01e:87f::1
MX	—
TXT	—
NS	—
CAA	—
CNAME	k8slb.kube2.cosmoco.de
IPv6 support	Yes

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject
Valid from: Aug 21, 2026
Valid to: Aug 28, 2026
Days until expiry: 2
SAN domains: www.cosmocode.de

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyMissing

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 3 · H3 6

Links

39 internal · 3 external · 0 broken

Images

10 total · 0 missing alt

Scripts / Styles

4 scripts · 1 stylesheets

JS / CSS size

68.8 KB · 21.6 KB

Page size

108 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Found
URLs in sitemap: 226

SEO issues

No structured data (JSON-LD) found
robots.txt not found

Scan details

Requested URL: https://cosmoco.de
Final URL: https://www.cosmocode.de/en/
HTTP status: 200
HTTP version: HTTP/2
Response time: 648 ms
HTML size: 108 KB
Redirect chain: https://cosmoco.de → https://www.cosmocode.de/ → http://www.cosmocode.de/en/ → https://www.cosmocode.de/en/

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Frequently asked questions

What technology does cosmoco.de use?: cosmoco.de is built with Nginx.
Is cosmoco.de secure (HTTPS)?: Yes. cosmoco.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 28, 2026.
Who hosts cosmoco.de?: cosmoco.de is hosted on HETZNER-AS - Hetzner Online GmbH, DE.
What is cosmoco.de's SEO score?: cosmoco.de scored 85/100 for SEO in the latest analysis (great).
What is cosmoco.de's overall website score?: cosmoco.de has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.