prefect.io
Prefect - Workflow Orchestration for Data, ML, and Agents
Last scanned Jul 26, 2026, 1:19 PM
Overall score
Excellent
Summary
Orchestrate workflows with Prefect. This website uses Next.js behind Vercel CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: robots.txt not found.
Prefect
Orchestrate workflows with Prefect. Build AI applications with Horizon. Open-source foundations, production-ready platforms.
Top issues to fix
4 issues found
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
510 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Prefect
Orchestrate workflows with Prefect. Build AI applications with Horizon. Open-source foundations, production-ready platforms.
Meta tags
- Title
- Prefect - Workflow Orchestration for Data, ML, and Agents
- Description
- Orchestrate workflows with Prefect. Connect AI agents to your tools and data with Horizon. Open-source foundations, production-ready platforms.
- Canonical
- https://www.prefect.io
- 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
- —
- 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.prefect.io
- Valid from
- Jun 13, 2026
- Valid to
- Sep 11, 2026
- Days until expiry
- 44
- SAN domains
- www.prefect.io
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 11 · H3 7
Links
34 internal · 12 external · 20 broken
Images
56 total · 0 missing alt
Scripts / Styles
107 scripts · 3 stylesheets
JS / CSS size
103 KB · 2.1 KB
Page size
317 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://prefect.io
- Final URL
- https://www.prefect.io/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 504 ms
- HTML size
- 317 KB
- Redirect chain
- https://prefect.io → https://www.prefect.io/
See something wrong on this report? Request a correction
Related websites
Same technology stack
chronoseconds.com
Chronoseconds | Buy & Sell Pre-Owned Luxury Watches
fhinck.com
Fhinck — Task Mining + Agentes de IA | AI First
ai-analytics.org
AI Analytics
acuvue.com
India Homepage - Start Here | ACUVUE® Contact Lenses
bithomp.com
XRP Explorer: Scan XRP Ledger | Transactions, Accounts, NFTs
highereducation.com
Home - Higher Education
Frequently asked questions
- What technology does prefect.io use?
- prefect.io is built with Next.js.
- Is prefect.io secure (HTTPS)?
- Yes. prefect.io uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 11, 2026.
- Who hosts prefect.io?
- Hosting provider information for prefect.io is not available yet.
- What is prefect.io's SEO score?
- prefect.io scored 90/100 for SEO in the latest analysis (excellent).
- What is prefect.io's overall website score?
- prefect.io has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
- What company operates prefect.io?
- prefect.io is operated by Prefect. Orchestrate workflows with Prefect. Build AI applications with Horizon. Open-source foundations, production-ready platforms.
OpenGraph & Twitter Card
OpenGraph
Twitter Card