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prolific.com

Prolific | Easily collect high-quality data from real people

Last scanned Jul 31, 2026, 10:00 PM · 12 views

90

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

    Security

    Renew soon or enable auto-renewal to avoid a browser-warning outage.

  • 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.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+1 more issue — details in the sections below.

80

SEO

3 issue(s) found

100

Performance

108 ms

85

Security

HTTPS & header checks

100

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

OpenGraph & Twitter Card

OpenGraph

og:title
Prolific | Easily collect high-quality data from real people
og:description
Prolific helps AI developers, researchers, and organizations easily access the highest-quality human data. Sign up for free.
og:type
website
og:url
https://www.prolific.com

Twitter Card

twitter:card
summary_large_image
twitter:title
Prolific | Easily collect high-quality data from real people
twitter:description
Prolific helps AI developers, researchers, and organizations easily access the highest-quality human data. Sign up for free.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
Vercel
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

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/

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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.