Infrastructure

Host Files: The Last Line of Defense When DNS Fails Article

Host Files: The Last Line of Defense When DNS Fails

Phil Dalrymple June 12, 2026

DNS is more reliable than ever — and it still fails. When it does, a properly maintained host file is often the difference between continued operations and a complete standstill. The 2025 AWS outage proved it.

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Agent vs. Agentless: Why the Easy Choice Isn’t Always the Right One Article

Agent vs. Agentless: Why the Easy Choice Isn’t Always the Right One

Phil Dalrymple June 02, 2026

Agentless IT management is genuinely simpler to start — until your managed devices are behind NAT, at a remote site, or on a client network. This is the architectural problem agents solve, and why the upfront deployment cost pays for itself.

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DNS Split Horizon - Navigating Internal vs External DNS Architecture Article

DNS Split Horizon - Navigating Internal vs External DNS Architecture

Phil Dalrymple September 24, 2025

DNS split horizon (also known as split-brain or split-view DNS) is a critical architectural pattern that allows organizations to present different DNS responses based on whether queries originate from internal or external networks…

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