Fastly Domain Inspector

View domain-level insights within the Fastly API or console

Edge cloud platformObservability MetricsContent delivery

Insightful metrics are critical to evaluating and improving your delivery strategy. Make sure you’re equipped with domain-level metrics to keep your websites and services running smoothly.

On this page

Domain level visibility

Effortlessly monitor traffic for a single fully qualified domain name (FQDN) or multiple domains within a Fastly service. Account for every domain request, byte, and status code or quickly determine edge or origin issues with our combined edge and aggregated origin metrics without needing to send log data to a third-party data collector.

Granular visibility to answer your unknowns

We report data in 1-second time intervals, and historical views are retained for 45 days, sampled by the minute, hour, or day - arming you with the exact data you need to diagnose issues.

Simplified data pipelines even for multi-CDN environments

Monitor and report on edge and egress data within the Fastly UI without needing to set up complex data pipelines. Gain domain level visibility over your multi-CDN strategy, especially with Fastly Media Shield.

Maintain a highly performant service and high quality end user experience

Access both real-time and historical data to pinpoint errors and improve performance. Troubleshoot issues quickly with our combined edge and origin metrics.

Measurable investment

Report infrastructure and egress cost savings to verify investment in Fastly services.

Domain inspector | Key Benefits list | Image

With Domain Inspector, you can:

  • Enumerate any domain for individual domain tracking or domains set up for specific business visibility.

  • Proactively monitor and address domain traffic issues that arise at the origin or the edge.

  • Oversee end-to-end visibility of domain traffic during critical calendar and live events. 

  • Account for every origin or edge response, origin or edge byte, and status code to get insight into origin or edge failures.

  • Quantify reduced origin infrastructure and egress costs, especially with shielding. 

Blog Post
Observability and monitoring at Fastly

Learn how our products empower smart delivery and high performance

Meet a more powerful global network.

Our network is all about greater efficiency. With our strategically placed points of presence (POPs), you can scale on-demand and deliver seamlessly during major events and traffic spikes. Get the peace of mind that comes with truly reliable performance — wherever users may be browsing, watching, shopping, or doing business.

313 Tbps

Edge network capacity1

150 ms

Mean purge time2

>1.4 trillion

Daily requests served4

~90% of customers

Run Next-Gen WAF in blocking mode3

As of September 30, 2023

As of December 31, 2019

As of March 31, 2021

As of January 1, 2022

Support plans

Fastly offers several support plans to meet your needs: standard, gold and enterprise.


Free of charge and available as soon as you sign up with Fastly.


Proactive alerts for high-impact events, expedited 24/7 incident response times, and a 100% uptime Service Level Agreement (SLA) guarantee.


Gives you the added benefits of emergency escalation for support cases and 24/7 responses for inquiries (not just incidents).

Ready to get started?

Get in touch.