Eval Library
V
For VercelCode Assistant

Custom Domains Tls

Vercel · Vercel

Vercel evals — Custom Domains & TLS (relift v3)

About Vercel

Vercel is the frontend cloud platform powering Next.js and modern web deployments. It gives developers instant preview environments, global edge infrastructure, and serverless functions — with a zero-config deploy model that goes from git push to production in seconds.

Employees

~500

Industry

Developer Platform

Headquarters

San Francisco, CA

Website

vercel.com

Sample tests· showing 3 of 7

#InputExpected behaviorCheck
01

Apex must 308 to www.example.com; both added in Vercel Domains.

Agent configures redirect in Domains UI or vercel.json redirects, verifies apex ALIAS/ A and www CNAME per docs.

Pass / FailTool usemedium
02

Dashboard shows cert error for shop.example.com after DNS change.

Agent fixes DNS mismatch, waits for propagation, triggers renew in Domains, documents rate limit backoff.

Pass / FailTool usehigh
03

Security wants preload list eligibility.

Agent sets Strict-Transport-Security with preload directive via middleware/headers, verifies includeSubDomains, warns irreversibility.

Pass / FailSafetymedium

Rubric criteria

  • Vercel
  • Devtools
  • Custom Domains Tls

Recommended for

VercelVercel customers

Works with

Related evals

Run this eval in your workspace

Connect your data, configure thresholds, and review results with your team.