prolific.com
Prolific | Easily collect high-quality data from real people
Last scanned Jul 31, 2026, 10:00 PM · 12 views
Overall score
Excellent
Summary
Prolific helps AI developers, researchers, and organizations easily access the highest-quality human data. This website uses Next.js behind Vercel CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
Prolific helps AI developers, researchers, and organizations easily access the highest-quality human data. Sign up for free.
Top issues to fix
7 issues found
TLS certificate expires in 28 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
3 issue(s) found
Performance
108 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 24, 2026
- Overall
- 90
- SEO
- 80
- Security
- 85
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Prolific helps AI developers, researchers, and organizations easily access the highest-quality human data. Sign up for free.
Meta tags
- Title
- Prolific | Easily collect high-quality data from real people
- Description
- Prolific helps AI developers, researchers, and organizations easily access the highest-quality human data. Sign up for free.
- Canonical
- https://www.prolific.com
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=6
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Vercel
- 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
- Let's Encrypt
- Subject
- www.prolific.com
- Valid from
- May 31, 2026
- Valid to
- Aug 29, 2026
- Days until expiry
- 28
- SAN domains
- www.prolific.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 1 · H3 6
Links
26 internal · 17 external · 20 broken
Images
11 total · 0 missing alt
Scripts / Styles
43 scripts · 2 stylesheets
JS / CSS size
67.2 KB · 0 B
Page size
156 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
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://prolific.com
- Final URL
- https://www.prolific.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 105 ms
- HTML size
- 156 KB
- Redirect chain
- https://prolific.com → https://www.prolific.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does prolific.com use?
- prolific.com is built with Next.js.
- Is prolific.com secure (HTTPS)?
- Yes. prolific.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 29, 2026.
- Who hosts prolific.com?
- Hosting provider information for prolific.com is not available yet.
- What is prolific.com's SEO score?
- prolific.com scored 80/100 for SEO in the latest analysis (great).
- What is prolific.com's overall website score?
- prolific.com has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
- Has prolific.com's score changed over time?
- prolific.com's overall score has stayed steady at 90/100 since Jul 24, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card