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SGSiteGraph

stadtlindau.de

Startseite / Stadt Lindau

Last scanned Jul 27, 2026, 10:43 AM

84

Overall score

Great

Summary

This website uses Nginx hosted on TNG-AS - TNG Stadtnetz GmbH, DE. SEO is fair (60/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.

Germany
Hosted on TNG-AS - TNG Stadtnetz GmbH, DE

Top issues to fix

6 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.

  • No H1 heading found

    SEO

    Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • 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.

60

SEO

5 issue(s) found

100

Performance

419 ms

90

Security

HTTPS & header checks

90

Accessibility

1 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.

Contact

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

Meta tags

Title
Startseite / Stadt Lindau
Description
Canonical
Language
de-DE
Charset
iso-8859-1
Viewport
width=device-width, target-densitydpi=160dpi
Robots meta
index,follow
Manifest
https://www.stadtlindau.de/layout/lindau/favicon/site.webmanifest?__ts=1740555804

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.

jQueryNginx

Hosting & CDN

CDN provider
—
IP address
213.178.84.231
ASN
AS13101 (TNG-AS - TNG Stadtnetz GmbH, DE)

DNS records

TypeValue
A
  • 213.178.84.231
AAAA—
MX
  • stadtlindau-de.mail.protection.outlook.com
TXT
  • MS=ms47594336
  • v=spf1 ip4:93.184.191.122 include:spf.protection.outlook.com -all
NS
  • ns2.advantic.net
  • ns1.advantic.net
CAA—
CNAME
  • stadtlindau.de
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
www.stadtlindau.de
Valid from
Jul 7, 2026
Valid to
Oct 5, 2026
Days until expiry
69
SAN domains
stadtlindau.de, www.stadtlindau.de

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 2 · H3 1

Links

197 internal · 5 external · 0 broken

Images

15 total · 0 missing alt

Scripts / Styles

21 scripts · 17 stylesheets

JS / CSS size

116 KB · 167 KB

Page size

73.1 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
5
sitemap.xml
Found
URLs in sitemap
189

SEO issues

  • Missing meta description
  • Missing canonical link
  • No H1 heading found
  • No structured data (JSON-LD) found
  • Missing OpenGraph tags

Accessibility issues

  • No H1 heading found

Scan details

Requested URL
https://stadtlindau.de
Final URL
https://www.stadtlindau.de/
HTTP status
200
HTTP version
HTTP/2
Response time
418 ms
HTML size
73.1 KB
Redirect chain
https://stadtlindau.de → https://www.stadtlindau.de/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does stadtlindau.de use?
stadtlindau.de is built with jQuery, Nginx.
Is stadtlindau.de secure (HTTPS)?
Yes. stadtlindau.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 5, 2026.
Who hosts stadtlindau.de?
stadtlindau.de is hosted on TNG-AS - TNG Stadtnetz GmbH, DE.
What is stadtlindau.de's SEO score?
stadtlindau.de scored 60/100 for SEO in the latest analysis (fair).
What is stadtlindau.de's overall website score?
stadtlindau.de has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.