What technology does reproducible-builds.org use?

reproducible-builds.org is built with Bootstrap, jQuery, Apache.

Is reproducible-builds.org secure (HTTPS)?

Yes. reproducible-builds.org uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 26, 2026.

Who hosts reproducible-builds.org?

Hosting provider information for reproducible-builds.org is not available yet.

What is reproducible-builds.org's SEO score?

reproducible-builds.org scored 45/100 for SEO in the latest analysis (poor).

What is reproducible-builds.org's overall website score?

reproducible-builds.org has an overall SiteGraph score of 70/100, combining SEO, performance, security, and accessibility.

reproducible-builds.org

Reproducible Builds — a set of software development practices that create an independently-verifiable path from source to binary code

Last scanned Aug 24, 2026, 1:23 PM

Overall score

Fair

Summary

This website uses Apache. SEO is poor (45/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance good (80/100). Top issue: Title longer than 60 characters.

Top issues to fix

13 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 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.
Title longer than 60 characters
SEO
Shorten the title to under 60 characters so search results don't truncate it.

+7 more issues — details in the sections below.

SEO

8 issue(s) found

Performance

3.60 s

Security

HTTPS & header checks

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.

Email: reproducible_builds@fosstodon.org

Meta tags

Title: Reproducible Builds — a set of software development practices that create an independently-verifiable path from source to binary code
Description
Canonical
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Bootstrap jQuery Apache

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 1.2
Issuer: Let's Encrypt
Subject: reproducible-builds.org
Valid from: Jun 28, 2026
Valid to: Sep 26, 2026
Days until expiry: 31
SAN domains: reproducible-builds.org

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 0 · H2 4 · H3 11

Links

27 internal · 9 external · 20 broken

Images

6 total · 0 missing alt

Scripts / Styles

3 scripts · 5 stylesheets

JS / CSS size

0 B · 0 B

Page size

18.8 KB

Robots.txt & Sitemap

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

SEO issues

Title longer than 60 characters
Missing meta description
Missing canonical link
No H1 heading found
No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://reproducible-builds.org
Final URL: https://reproducible-builds.org
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 3.60 s
HTML size: 18.8 KB
Redirect chain: https://reproducible-builds.org

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does reproducible-builds.org use?: reproducible-builds.org is built with Bootstrap, jQuery, Apache.
Is reproducible-builds.org secure (HTTPS)?: Yes. reproducible-builds.org uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 26, 2026.
Who hosts reproducible-builds.org?: Hosting provider information for reproducible-builds.org is not available yet.
What is reproducible-builds.org's SEO score?: reproducible-builds.org scored 45/100 for SEO in the latest analysis (poor).
What is reproducible-builds.org's overall website score?: reproducible-builds.org has an overall SiteGraph score of 70/100, combining SEO, performance, security, and accessibility.

Top issues to fix

Contact

Meta tags

OpenGraph & Twitter Card

Technologies

Hosting & CDN

DNS records

TLS / SSL certificate

Security headers

Content & assets

Robots.txt & Sitemap

SEO issues

Accessibility issues

Scan details

Related websites

Frequently asked questions