Cloudflare’s Cache Response Rules Give Site Owners a Way Around the Header Tyranny at Origin

The new rules let Cloudflare customers adjust cache behaviour when awkward origin headers drag otherwise cacheable responses back to the server.

Cloudflare Says Nearly 70 Percent of BGP Paths See ORIGIN Attribute Rewrites — Routing’s Etiquette Problem Becomes a Measurement Problem

Cloudflare’s testing found widespread BGP ORIGIN attribute manipulation by transit providers, sharpening the case for deprecating a field many operators quietly stopped treating as sacred.