CDNTechnical DevelopmentJune 10, 2026

AWS details update procedures for multi-tenant and standard CloudFront distributions

AWS has published detailed procedures for updating Amazon CloudFront distributions, accessible via both the console and API. These instructions cover multi-tenant and standard settings, providing guidance for developers and operations teams managing content delivery networks. The updates outline the process for modifying distribution tenants, including domain, certificate, and customization changes, and emphasize that changes require propagation to AWS edge locations before taking effect for users.

Key Takeaways

Updates to multi-tenant distributions now require specific modifications to distribution tenants for domain, certificate, and parameter changes.
CloudFront API updates require several additional fields that are not mandatory during the initial distribution creation process.
Origin deletion now follows a strict order, requiring default cache behaviors to be moved to a new origin before the old origin can be removed.
Modification status is tracked via the 'Last modified' field in the console, which transitions from 'Deploying' to a timestamp once propagation is complete.

Why It Matters

Streamlining distribution updates is critical for OTT platforms managing fragmented multi-tenant architectures and rapidly changing security certificates. The shift toward multi-tenant templates allows providers to scale SaaS-based video delivery without managing thousands of unique distributions manually. This documentation codifies the operational requirements for maintaining high availability during configuration shifts, a necessity as CDN competition intensifies between AWS, Akamai, and Cloudflare. Watch for AWS to further integrate automated ACM certificate rotation within these multi-tenant workflows to reduce manual overhead in secure delivery.

Additional Context

Following the general availability of CloudFront SaaS Manager in April 2025, AWS has increasingly pivoted toward template-based delivery architectures to support high-scale SaaS and media providers. Per AWS reporting from June 2025, CloudFront supports over 600 embedded points of presence (PoPs) within ISP networks, a footprint designed to reduce last-mile latency for live sports and high-bitrate video. The service's integration with AWS Certificate Manager (ACM) was further enhanced in early 2025 with automated public TLS certificates, allowing users to obtain and renew certificates with a single console action.

In the broader CDN market, CloudFront remains a dominant choice for AWS-native media pipelines despite stiff competition. Per TechnologyChecker.io in May 2026, CloudFront's footprint spans over 305,000 active domains, including major streaming services like Prime Video. However, market analysis from June 2026 by Barchart and iplocation.net suggests that while CloudFront is the natural choice for ecosystem-locked workloads, specialized providers like Akamai and Fastly continue to lead in massive-scale global media estates and programmable edge logic, respectively.

Technical shifts in 2026 have also made HTTP/3 with QUIC a standard across all major providers, including CloudFront. This transition has reportedly led to a 14% reduction in rebuffering on mobile networks compared to older TCP-based protocols. For streaming operators, the ability to update distribution settings without downtime is a core requirement as they adopt these newer transport protocols and move toward serverless edge functions for per-viewer manifest manipulation.

Read full article at docs.aws.amazon.com