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Unix Timestamp

Convert Unix timestamps to dates and back; seconds and milliseconds, local time and UTC. Runs entirely in your browser.

Now (seconds)
Now (milliseconds)
10-digit values are treated as seconds, 13-digit values as milliseconds.

What is a Unix timestamp?

The number of seconds since 1 January 1970 00:00:00 UTC. JavaScript and some APIs use milliseconds; the tool treats 13-digit values as milliseconds automatically.

How do I get it in .NET?

With DateTimeOffset.UtcNow.ToUnixTimeSeconds(); DateTimeOffset.FromUnixTimeSeconds(ts) does the reverse.