What technology does flagcdn.com use?

We did not detect any specific technologies for flagcdn.com in the latest scan.

Is flagcdn.com secure (HTTPS)?

Yes. flagcdn.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 27, 2026.

Who hosts flagcdn.com?

Hosting provider information for flagcdn.com is not available yet.

What is flagcdn.com's SEO score?

flagcdn.com scored 75/100 for SEO in the latest analysis (fair).

What is flagcdn.com's overall website score?

flagcdn.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.

Has flagcdn.com's score changed over time?

flagcdn.com's overall score has declined by 3 points (from 89 to 86) since Jul 25, 2026.

flagcdn.com

Flags API & CDN – Flagcdn.com

Last scanned Aug 1, 2026, 5:00 AM · 8 views

Overall score

Great

Summary

Free service providing an easy solution to embed flags on your website or for programmatically download to keep flags in your projects up-to-date. SEO is good (75/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

Free service providing an easy solution to embed flags on your website or for programmatically download to keep flags in your projects up-to-date.

Top issues to fix

8 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.
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

100

Performance

106 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-3 overall since Jul 25, 2026

Overall: 86
SEO: 75
Security: 75
Performance: 100
Accessibility: 100

Organization

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

Free service providing an easy solution to embed flags on your website or for programmatically download to keep flags in your projects up-to-date.

Meta tags

Title: Flags API & CDN – Flagcdn.com
Description: Free service providing an easy solution to embed flags on your website or for programmatically download to keep flags in your projects up-to-date.
Canonical: https://flagcdn.com/
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta: all, follow
Manifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: Cloudflare
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: Google Trust Services
Subject: flagcdn.com
Valid from: Jul 29, 2026
Valid to: Oct 27, 2026
Days until expiry: 86
SAN domains: flagcdn.com, *.flagcdn.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

0 internal · 13 external · 13 broken

Images

0 total · 0 missing alt

Scripts / Styles

1 scripts · 0 stylesheets

JS / CSS size

654 B · 1.1 KB

Page size

4.0 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
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://flagcdn.com
Final URL: https://flagcdn.com
HTTP status: 200
HTTP version: HTTP/2
Response time: 106 ms
HTML size: 4.0 KB
Redirect chain: https://flagcdn.com

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Frequently asked questions

What technology does flagcdn.com use?: We did not detect any specific technologies for flagcdn.com in the latest scan.
Is flagcdn.com secure (HTTPS)?: Yes. flagcdn.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 27, 2026.
Who hosts flagcdn.com?: Hosting provider information for flagcdn.com is not available yet.
What is flagcdn.com's SEO score?: flagcdn.com scored 75/100 for SEO in the latest analysis (fair).
What is flagcdn.com's overall website score?: flagcdn.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
Has flagcdn.com's score changed over time?: flagcdn.com's overall score has declined by 3 points (from 89 to 86) since Jul 25, 2026.