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SGSiteGraph

acmn.com

ACMN GmbH

Last scanned Jul 22, 2026, 9:15 PM · 1 view

88

Overall score

Great

Summary

ACMN GmbH, Ulm. This website uses Astro hosted on AWS behind Vercel CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

ACMN GmbH, Ulm.

United States
Hosted on AWS

Top issues to fix

6 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • 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.

  • Missing OpenGraph tags

    SEO

    Add og:title/og:description/og:image so shared links render a proper preview card.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

80

SEO

3 issue(s) found

100

Performance

27 ms

75

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.

ACMN GmbH, Ulm.

Contact

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

Meta tags

Title
ACMN GmbH
Description
ACMN GmbH, Ulm.
Canonical
https://www.acmn.com/
Language
de
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
—
og:description
—
og:type
—
og:url
—

Twitter Card

twitter:card
—
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

Astro

Hosting & CDN

Hosting provider
AWS
CDN provider
Vercel
IP address
216.150.16.1
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US)

DNS records

TypeValue
A
  • 216.150.16.1
  • 216.150.1.1
AAAA—
MX—
TXT—
NS—
CAA
  • 0 issue "pki.goog"
  • 0 issue "sectigo.com"
  • 0 issue "letsencrypt.org"
  • 0 issue "globalsign.com"
CNAME
  • 260a229dd82727af.vercel-dns-016.com
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
www.acmn.com
Valid from
Jul 13, 2026
Valid to
Oct 11, 2026
Days until expiry
80
SAN domains
www.acmn.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 0 · H3 0

Links

1 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

1 scripts · 0 stylesheets

JS / CSS size

3.1 KB · 1.1 KB

Page size

5.6 KB

Robots.txt & Sitemap

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

SEO issues

  • No structured data (JSON-LD) found
  • Missing OpenGraph tags
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://acmn.com
Final URL
https://www.acmn.com/
HTTP status
200
HTTP version
HTTP/2
Response time
27 ms
HTML size
5.6 KB
Redirect chain
https://acmn.com → https://www.acmn.com/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does acmn.com use?
acmn.com is built with Astro.
Is acmn.com secure (HTTPS)?
Yes. acmn.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 11, 2026.
Who hosts acmn.com?
acmn.com is hosted on AWS, behind Vercel CDN.
What is acmn.com's SEO score?
acmn.com scored 80/100 for SEO in the latest analysis (great).
What is acmn.com's overall website score?
acmn.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.