What technology does gsmk.de use?

gsmk.de is built with jQuery, Nginx.

Is gsmk.de secure (HTTPS)?

Yes. gsmk.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 22, 2026.

What is gsmk.de's SEO score?

gsmk.de scored 55/100 for SEO in the latest analysis (fair).

What is gsmk.de's overall website score?

gsmk.de has an overall SiteGraph score of 77/100, combining SEO, performance, security, and accessibility.

Has gsmk.de's score changed over time?

gsmk.de's overall score has stayed steady at 77/100 since Jul 26, 2026.

gsmk.de

GSMK

Last scanned Aug 7, 2026, 3:00 AM · 13 views

Overall score

Fair

Summary

This website uses Nginx hosted on SNAFU-LIG-AS - snafu Gesellschaft fuer interaktive Netzwerke mbH, DE. SEO is fair (55/100) and accessibility is fair (70/100). Security scores good (85/100) and performance excellent (100/100). Top issue: Missing meta description.

Germany

Hosted on SNAFU-LIG-AS - snafu Gesellschaft fuer interaktive Netzwerke mbH, DE

Top issues to fix

10 issues found · 3 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 meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
Over half of images are missing alt text
Accessibility
Add alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEO
Keep a single H1 per page and demote the others to H2/H3.

+4 more issues — details in the sections below.

SEO

7 issue(s) found

100

Performance

261 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Score history

0 overall since Jul 26, 2026

Overall: 77
SEO: 55
Security: 85
Performance: 100
Accessibility: 70

Contact

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

Email: export@gsmk.de office@gsmk.de sales@gsmk.de support@cryptophone.de

Source: https://www.gsmk.de/contact/

Meta tags

Title: GSMK
Description
Canonical
Language: en-US
Charset: UTF-8
Viewport: width=device-width, initial-scale=1.0, minimum-scale=1.0, user-scalable=no
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

jQuery Nginx

Hosting & CDN

Hosting provider: SNAFU-LIG-AS - snafu Gesellschaft fuer interaktive Netzwerke mbH, DE
CDN provider: —
IP address: 213.73.91.199
ASN: AS34171 (SNAFU-LIG-AS - snafu Gesellschaft fuer interaktive Netzwerke mbH, DE)

DNS records

Type	Value
A	213.73.91.199
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject: www.gsmk.de
Valid from: Jul 24, 2026
Valid to: Oct 22, 2026
Days until expiry: 76
SAN domains: gsmk.de, www.gsmk.de

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 4 · H2 4 · H3 0

Links

8 internal · 0 external · 0 broken

Images

3 total · 3 missing alt

Scripts / Styles

2 scripts · 1 stylesheets

JS / CSS size

95.8 KB · 20.6 KB

Page size

3.6 KB

Robots.txt & Sitemap

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

SEO issues

Missing meta description
Missing canonical link
Multiple H1 headings found
No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://gsmk.de
Final URL: https://www.gsmk.de/
HTTP status: 200
HTTP version: HTTP/2
Response time: 261 ms
HTML size: 3.6 KB
Redirect chain: https://gsmk.de → https://www.gsmk.de/

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