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Is ダイヤモンド・オンライン down right now?

diamond.jp

Checking diamond.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: 2835 ms2026-10-10 04:00 UTC: 2282 ms2026-10-10 05:00 UTC: 2817 ms2026-10-10 06:00 UTC: 2135 ms2026-10-10 07:00 UTC: 2843 ms2026-10-10 08:00 UTC: 2917 ms2026-10-10 09:00 UTC: 2917 ms2026-10-10 10:00 UTC: 3015 ms2026-10-10 11:00 UTC: 2801 ms
Green: response time, full height at 4380 ms or more. Red: down. Amber: not confirmed.

Response time by location, last 24 hours

LocationAverage responseReached
Berlin 1, Germany2954 ms6 of 6 checks
Falkenstein, Germany2831 ms2 of 2 checks
Berlin 2, Germany3020 ms2 of 2 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 ダイヤモンド・オンライン could not be reached from at least two locations in two checks in a row.

Recent checks

TimeStatusLocationsResponse
2026-10-10 11:02 UTCUp1 of 12917 ms
2026-10-10 10:21 UTCUp1 of 13021 ms
2026-10-10 09:14 UTCUp1 of 13117 ms
2026-10-10 08:10 UTCUp1 of 12941 ms
2026-10-10 07:06 UTCUp1 of 13022 ms
2026-10-10 06:03 UTCUp2 of 32744 ms
2026-10-10 05:21 UTCUp1 of 12902 ms
2026-10-10 04:18 UTCUp1 of 13018 ms

Comments

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About ダイヤモンド・オンライン

ダイヤモンド・オンライン

ダイヤモンド社のビジネスパーソン向け情報サイト。業界を深掘りした独自特集、経営・経済・マネー情報やスキルアップ記事を提供し、ビジネスリーダーの意思決定や課題解決に応えます。

Visit diamond.jpTitle and description as published by the site.

We can reach it, but you cannot?
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  • Try another network, such as mobile data. If that works, the problem is with your provider or router.
  • Switch to a public DNS resolver such as 1.1.1.1 or 8.8.8.8, then flush your DNS cache.
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Status of diamond.jp