What technology does klart.se use?

klart.se is built with Express, Node.js.

Is klart.se secure (HTTPS)?

Yes. klart.se uses TLS 1.3 with a certificate issued by Amazon, valid until Mar 17, 2027.

Hosting provider information for klart.se is not available yet.

What is klart.se's SEO score?

klart.se scored 70/100 for SEO in the latest analysis (fair).

What is klart.se's overall website score?

klart.se has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.

Has klart.se's score changed over time?

klart.se's overall score has declined by 3 points (from 81 to 78) since Jul 25, 2026.

klart.se

Väder Sverige - Klart.se

Last scanned Aug 1, 2026, 9:00 PM · 8 views

Overall score

Fair

Summary

Vädret i Sverige och världen. This website uses Express behind CloudFront CDN. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance good (80/100). Top issue: No H1 heading found.

Vädret i Sverige och världen. 14 dagars väderprognos, väderkartor, varningar, pollenprognoser och skidväder

Top issues to fix

8 issues found · 2 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
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 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

4 issue(s) found

Performance

695 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Score history

-3 overall since Jul 25, 2026

Overall: 78
SEO: 70
Security: 75
Performance: 80
Accessibility: 90

Organization

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

Vädret i Sverige och världen. 14 dagars väderprognos, väderkartor, varningar, pollenprognoser och skidväder

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Meta tags

Title: Väder Sverige - Klart.se
Description: Vädret i Sverige och världen. 14 dagars väderprognos, väderkartor, varningar, pollenprognoser och skidväder
Canonical: https://www.klart.se/
Language: se
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta
Manifest: https://www.klart.se/manifest.json?v=2

Technologies

Detected frameworks, languages, and tools.

Express Node.js

Hosting & CDN

Hosting provider: —
CDN provider: CloudFront
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: Amazon
Subject: www.klart.se
Valid from: Feb 17, 2026
Valid to: Mar 17, 2027
Days until expiry: 228
SAN domains: www.klart.se

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 2 · H3 17

Links

48 internal · 23 external · 20 broken

Images

19 total · 3 missing alt

Scripts / Styles

6 scripts · 0 stylesheets

JS / CSS size

124 KB · 516 KB

Page size

852 KB

Robots.txt & Sitemap

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

SEO issues

No H1 heading found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://klart.se
Final URL: https://www.klart.se/
HTTP status: 200
HTTP version: HTTP/2
Response time: 678 ms
HTML size: 852 KB
Redirect chain: https://klart.se → https://www.klart.se/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does klart.se use?: klart.se is built with Express, Node.js.
Is klart.se secure (HTTPS)?: Yes. klart.se uses TLS 1.3 with a certificate issued by Amazon, valid until Mar 17, 2027.
Who hosts klart.se?: Hosting provider information for klart.se is not available yet.
What is klart.se's SEO score?: klart.se scored 70/100 for SEO in the latest analysis (fair).
What is klart.se's overall website score?: klart.se has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
Has klart.se's score changed over time?: klart.se's overall score has declined by 3 points (from 81 to 78) since Jul 25, 2026.