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Is nii.ac.jp down right now?

nii.ac.jp

Checking nii.ac.jp…

Asking our locations to reach the site. This takes a few seconds.

Uptime, 24 hours
100 %
Uptime, 7 days
100 %
Uptime, 30 days
100 %

Based on 1 day of checks so far. Checks that failed because of how we test, not because of the site, are left out.

Response time per hour, last 24 hours

2026-10-10 03:00 UTC: 1013 ms2026-10-10 04:00 UTC: 920 ms2026-10-10 05:00 UTC: 823 ms2026-10-10 06:00 UTC: 1022 ms2026-10-10 07:00 UTC: 925 ms2026-10-10 08:00 UTC: 921 ms2026-10-10 09:00 UTC: 1007 ms2026-10-10 10:00 UTC: 987 ms2026-10-10 11:00 UTC: 830 ms2026-10-10 12:00 UTC: 937 ms2026-10-10 13:00 UTC: 822 ms2026-10-10 14:00 UTC: 940 ms2026-10-10 15:00 UTC: 980 ms2026-10-10 16:00 UTC: 1120 ms
Green: response time, full height at 1520 ms or more. Red: down. Amber: not confirmed.

Response time by location, last 24 hours

LocationAverage responseReached
Berlin 1, Germany954 ms7 of 7 checks
Falkenstein, Germany936 ms2 of 2 checks
Berlin 2, Germany894 ms5 of 5 checks

Each check runs from all locations at once. A location far from the site’s servers answers later; that says nothing about the site being slow.

Outage history

No confirmed outage on record. An outage is listed once nii.ac.jp could not be reached from at least two locations in two checks in a row.

Recent checks

TimeStatusLocationsResponse
2026-10-10 16:02 UTCUp1 of 11120 ms
2026-10-10 15:18 UTCUp1 of 1839 ms
2026-10-10 14:14 UTCUp1 of 1839 ms
2026-10-10 13:09 UTCUp1 of 1840 ms
2026-10-10 12:06 UTCUp1 of 11113 ms
2026-10-10 11:02 UTCUp1 of 1823 ms
2026-10-10 10:21 UTCUp1 of 1843 ms
2026-10-10 09:14 UTCUp1 of 1798 ms

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About nii.ac.jp

国立情報学研究所 / National Institute of Informatics

国立情報学研究所は、情報学という新しい研究分野での「未来価値創成」を目指すわが国唯一の学術総合研究所として、ネットワーク、ソフトウェア、コンテンツなどの情報関連分野の新しい理論・方法論から応用展開までの研究開発を総合的に推進しています。

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