ISO 8601
-
世界標準時刻
現在の UTC 時刻
Check the current UTC time with milliseconds, compare it with your local timezone, and convert local date-time values into UTC, ISO 8601, and Unix time.
現在の UTC
--:--:--.---
----
○ 同期中
Unix 時刻
-
あなたのローカル時刻
-
あなたのタイムゾーン
-
あなたの UTC オフセット
-
- UTC 結果
- -
- ISO 8601
- -
- Unix 秒
- -
Related Time Tools
Use the timestamp and ISO converters when UTC values need to move into APIs, logs, or databases.
UTC 時刻 FAQ
What is UTC time?
UTC, or Coordinated Universal Time, is the global reference time used by systems, aviation, software, logs, and international coordination.
Is UTC the same as GMT?
GMT is a historical reference timezone, while UTC is the modern time standard. They often show the same clock time.
Why should logs use UTC?
UTC avoids daylight saving ambiguity and makes events from different locations easier to compare.