What technology does lukasrotermund.de use?

We did not detect any specific technologies for lukasrotermund.de in the latest scan.

Is lukasrotermund.de secure (HTTPS)?

Yes. lukasrotermund.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 30, 2026.

Who hosts lukasrotermund.de?

Hosting provider information for lukasrotermund.de is not available yet.

What is lukasrotermund.de's SEO score?

lukasrotermund.de scored 80/100 for SEO in the latest analysis (great).

What is lukasrotermund.de's overall website score?

lukasrotermund.de has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.

lukasrotermund.de

lukas@blog - Home

Last scanned Aug 24, 2026, 1:21 PM

Overall score

Great

Summary

lukas@blog. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

lukas@blog

Top issues to fix

8 issues found · 2 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
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.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

+2 more issues — details in the sections below.

SEO

3 issue(s) found

100

Performance

140 ms

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.

lukas@blog

Contact

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

Email: lukasrotermund@social.lukasrotermund.de

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

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

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject: lukasrotermund.de
Valid from: Jul 2, 2026
Valid to: Sep 30, 2026
Days until expiry: 36
SAN domains: lukasrotermund.de

Security headers

Strict-Transport-SecurityMissing
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 1 · H3 0

Links

13 internal · 7 external · 20 broken

Images

0 total · 0 missing alt

Scripts / Styles

0 scripts · 2 stylesheets

JS / CSS size

0 B · 0 B

Page size

7.7 KB

Robots.txt & Sitemap

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

SEO issues

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

Scan details

Requested URL: https://lukasrotermund.de
Final URL: https://lukasrotermund.de
HTTP status: 200
HTTP version: HTTP/2
Response time: 140 ms
HTML size: 7.7 KB
Redirect chain: https://lukasrotermund.de

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Frequently asked questions

What technology does lukasrotermund.de use?: We did not detect any specific technologies for lukasrotermund.de in the latest scan.
Is lukasrotermund.de secure (HTTPS)?: Yes. lukasrotermund.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 30, 2026.
Who hosts lukasrotermund.de?: Hosting provider information for lukasrotermund.de is not available yet.
What is lukasrotermund.de's SEO score?: lukasrotermund.de scored 80/100 for SEO in the latest analysis (great).
What is lukasrotermund.de's overall website score?: lukasrotermund.de has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.