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CDN

Manage Vercel's global Content Delivery Network. Learn more

Vercel Regions

Function Regions

Map

Globe

Edge Requests

12h

CDN Caching

12h

ISR

12h

Agent may make mistakes and shouldn't be used in production

Vercel Regions

Function Regions

Map

Globe

edge-functions-modify-request-header – CDN Overview – Vercel

edge-functions-modify-request-header

Edge Requests

Requests

Error Rate (5xx)

TTFB (p90)

CDN Caching

Hit Rate

Misses

Bypasses

ISR

Hit Rate

Reads

Revalidations

edge-functions-modify-request-header

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