Unix timestamp

-30571171200

Sun 29 Mar 1001 12:00:00 AM UTC

Coordinated Universal Time

Sun Mar 29 00:00:00 1001 UTC

In your local timezone

1001-03-29T00:00:00+00:00

ISO 8601

Sun, 29 Mar 1001 00:00:00 +0000

RFC 2822