TechInfoQabout 1 hour ago
Cloudflare Adds Configurable HTTP Vary Header Support
4 min read
Cloudflare has added native HTTP Vary header support across its global edge network, available in Cache Rules on all plans. The feature lets origins negotiate localized content and image formats while operators normalize, pass through, or bypass headers to prevent cache fragmentation. An audit of 120 million responses found nearly 3,000 origins varying on four or more headers.
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