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Description
Zulu time is just another name for UTC — same time, different label.
Here’s why it’s called that:
• In the NATO phonetic alphabet, the letter Z is pronounced “Zulu”
• Z = zero offset time zone
• So Zulu time = UTC±0
You’ll see it written as:
• Z
• UTC
• UTC+0
• Zulu
Example:
2026-02-25T18:00:00Z
That means 18:00 in UTC / Zulu time, no daylight saving, no local offsets.
Where Zulu time is used:
•
• 🪖 Military operations
• 🚢 Maritime navigation
• 🛰️ Space & satellite systems
• 💻 Servers, logs, APIs
Why they use it:
• One clock
• No confusion
• No daylight-saving nonsense
• Everyone agrees on the same timestamp
Quick mental map:
• Zulu time = world reference
• Local time = Zulu ± offset
If you want, I can:
• Convert Zulu ↔ your local time instantly
• Show how it appears in logs / Git / terminals
• Explain why Z shows up in ISO-8601 timestamps