prismlauncher.org
Home - Prism Launcher
Last scanned Jul 26, 2026, 11:19 AM
Overall score
Great
Summary
An open source Minecraft launcher with the ability to manage multiple instances, accounts and mods. This website uses Cloudflare Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (75/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing canonical link.
An open source Minecraft launcher with the ability to manage multiple instances, accounts and mods. Focused on user freedom and free redistributability.
- United States
- Hosted on Cloudflare
Top issues to fix
9 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
+3 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
112 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
An open source Minecraft launcher with the ability to manage multiple instances, accounts and mods. Focused on user freedom and free redistributability.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Home - Prism Launcher
- Description
- An open source Minecraft launcher with the ability to manage multiple instances, accounts and mods. Focused on user freedom and free redistributability.
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.21.88.134
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- prismlauncher.org
- Valid from
- Jul 2, 2026
- Valid to
- Sep 30, 2026
- Days until expiry
- 63
- SAN domains
- prismlauncher.org
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 3 · H2 5 · H3 4
Links
6 internal · 10 external · 2 broken
Images
24 total · 0 missing alt
Scripts / Styles
5 scripts · 1 stylesheets
JS / CSS size
30.9 KB · 0 B
Page size
27.0 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 9
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://prismlauncher.org
- Final URL
- https://prismlauncher.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 112 ms
- HTML size
- 27.0 KB
- Redirect chain
- https://prismlauncher.org
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Frequently asked questions
- What technology does prismlauncher.org use?
- prismlauncher.org is built with Cloudflare Analytics.
- Is prismlauncher.org secure (HTTPS)?
- Yes. prismlauncher.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 30, 2026.
- Who hosts prismlauncher.org?
- prismlauncher.org is hosted on Cloudflare, behind Cloudflare CDN.
- What is prismlauncher.org's SEO score?
- prismlauncher.org scored 75/100 for SEO in the latest analysis (fair).
- What is prismlauncher.org's overall website score?
- prismlauncher.org has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card