
Measured against a 5% holdout group during BFCM 2024 — proving that faster load times directly drive more purchases on high-AOV products.
For luxury furniture shoppers comparing options, a seamless experience signals reliability — reinforcing the premium perception Denver Modern's brand demands.
Handled high traffic surges flawlessly during the most competitive weekend of the year — no slowdowns, no lost high-intent shoppers.
Nostra's always-on 5% holdout group ensured every uplift was real and attributable — giving Denver Modern's team confidence in the data, not just the dashboard.
300+ enterprise and high-growth brands rely on Nostra to deliver instant site speed, stronger SEO performance, deeper personalization, and clean, actionable marketing data.
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After repeated bot surges through April and early May, Nixon brought Edge Protect online on May 8. Within hours, daily bot sessions dropped by roughly 90%. The new baseline has held for the rest of the month and counting.
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Across 317k sessions, Nostra cut Time to First Byte by more than 55% on Carve Designs' top 10 most-trafficked URLs, from the homepage to sale landing pages to new arrivals. Mobile conversion lifted 6.03%, revenue per visitor lifted 5.76%, and the math compounded into a 12.8X return.

Warmies paused Nostra in early October 2025 to run a 30-day in-house Shopify optimization sprint. Their team wanted to see how far they could push site speed through their own theme updates, app cleanup, and Shopify improvements. After the sprint, they turned Nostra back on November 9, 2025 to compare the optimized Shopify stack with Nostra layered back in.