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When DNSSEC goes wrong: how we responded to the .de TLD outage
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When DNSSEC goes wrong: how we responded to the .de TLD outage

The Cloudflare Blog ·Sebastiaan Neuteboom·3 days ago
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On May 5, 2026, DENIC published broken DNSSEC signatures for the .de TLD, making millions of domains unreachable. Here's what 1.1.1.1 saw, how serve stale cushioned the impact, and how we restored resolution.

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