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リーディングビュー

MAD (Madrid) on 2026-08-18

🤖 AI Summary

Cloudflareは2026年8月18日にマドリッドデータセンターで計画的なメンテナンスを行い、その内容を以下の通り要約します。

- 期間:UTC時間帯01:00から04:00まで
- 影響区域:スペインのマドリッド
- 主な影響:ネットワークインターフェースの一時不利用により、軽微な遅延が予想される

Cloudflareは事前に以下の情報を提供しました:
- タイムライン:UTC時間12:00からメンテナンス開始まで残り60分
- メンテナンス終了:UTC時間4:00
- 問い合わせ:Cloudflareの通知サービスを使用して直接通知を受け取れます。

詳細な情報は、[Cloudflareステータス](https://www.cloudflarestatus.com/incidents/smgq6n0g2w5k)を参照してください。

Aug 18, 04:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 18, 01:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 18, 00:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 11, 14:30 UTC
Scheduled - We will be performing scheduled maintenance in MAD (Madrid) datacenter on 2026-08-18 between 01:00 and 04:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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Cloudflare Analytics Delays

Aug 11, 16:26 UTC
Resolved - This incident has been resolved.

Aug 11, 15:12 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Aug 11, 14:22 UTC
Investigating - Reporting and analytics for the HttpRequestsAdaptiveGroups node is delayed. This will result in failures on dashboard for analytics. We are working to mitigate this problem. More updates to follow shortly.

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EWR (Newark) on 2026-09-02

Sep 2, 09:00 UTC
Completed - The scheduled maintenance has been completed.

Sep 2, 05:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Sep 2, 04:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Jul 21, 15:30 UTC
Scheduled - We will be performing scheduled maintenance in EWR (Newark) datacenter on 2026-09-02 between 05:00 and 09:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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EWR (Newark) on 2026-09-01

Sep 1, 09:00 UTC
Completed - The scheduled maintenance has been completed.

Sep 1, 05:02 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Sep 1, 04:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Jul 21, 14:00 UTC
Scheduled - We will be performing scheduled maintenance in EWR (Newark) datacenter on 2026-09-01 between 05:00 and 09:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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Zone, Account and Identity Management Maintenance

Aug 29, 10:48 UTC
Completed - The scheduled maintenance has been completed.

Aug 29, 08:55 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 29, 07:55 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 22, 09:41 UTC
Scheduled - We will be undergoing scheduled maintenance during this time.

Aug 22, 09:39 UTC
Scheduled - We will be undergoing scheduled maintenance during this time.

Aug 5, 08:57 UTC
Scheduled - On Saturday, August 29, 2026 from 09:00 to 11:00 UTC, Cloudflare will perform a planned upgrade to systems supporting zone management, account configuration, and identity services. During two back-to-back windows, configuration write operations to the following services may be delayed or temporarily fail: 09:00–10:00 UTC — Zone & account configuration: Zone management, Zone settings, SSL/TLS certificate management, Page Rules and Firewall Rules, Load Balancing configuration 10:00–11:00 UTC — Identity & access management (IAM): User, membership, and role management, API token and credential management, OAuth, SSO, and SCIM provisioning Existing configurations and access will remain active and unaffected. The Cloudflare network will continue to proxy requests and Cloudflare nameservers will continue to respond to DNS queries. Service impact is expected to last up to 3 minutes within each window. We will post updates on this page before, during, and after each window.

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SSL/TLS Certificate Management Maintenance

🤖 AI Summary

Cloudflareが実施するSSL/TLS証明書管理のメンテナンスについて、以下の要点を含む概要を日本語でまとめます。

タイトル:SSL/TLS証明書管理メンテナンス

発行元:Cloudflare

メンテナンス期間:
- 2026年8月4日07:31UTCから計画的メンテナンスが開始予定
- 2026年8月24日11:00UTCに開始予定(60分後に)
- 2026年8月24日13:00UTCまで

影響範囲:
- 新しい証明書の注文と更新が遅れるか失敗する可能性
- ダッシュボードやAPI経由でのSSL/TLS設定変更に反応時間が長くなるか一時的に失敗する可能性
- Universal SSL、Advanced Certificate Manager (ACM)、Total TLS、カスタム証明書、SaaS用のSSL(カスタムホスト名)、Origin CA証明書等の操作が影響を受ける

注意点:
- Cloudflareのエッジは正常にトラフィックをプロキシ化し、TLS終結を行う
- 現存する証明書は活動的で影響を受けない

メンテナンス終了:2026年8月24日13:00UTC

Aug 24, 13:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 24, 12:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 24, 11:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 4, 07:31 UTC
Scheduled - Cloudflare will be performing scheduled maintenance on the databases that store SSL/TLS certificates, certificate orders, and related configuration. During this window, new certificate orders and renewals may be delayed or fail, and changes to SSL/TLS settings via the dashboard or API may experience elevated response times or temporary failures. This includes operations for Universal SSL, Advanced Certificate Manager (ACM), Total TLS, Custom Certificates, SSL for SaaS (custom hostnames), and Origin CA certificates. Cloudflare's edge will continue to proxy traffic and terminate TLS as normal, existing certificates will remain active and unaffected. Only new certificate operations and configuration changes are affected.

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HKG (Hong Kong) on 2026-08-19

🤖 AI Summary

香港(HKG)のCloudflareメンテナンスについて、以下の要点をまとめます:

- 機構:Cloudflare
- 日時:2026年8月19日17:00〜2026年8月20日12:00 UTC(予定)
- 主な内容:
- メンテナンスは予定通り完了しました。
- 期間中、ネットワークインターフェースが一時的に unavailable になる可能性があるため、PNI / CNI クライアントは他の場所への接続を考慮するべきです。
- 影響を受けた地域:香港
- 設定により通知を受け取ることができます(ダッシュボード、メール、PagerDuty、ウェブHooks)。

詳細な情報や最新の更新については、Cloudflareのステータスページをご覧ください。

Aug 20, 12:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 19, 17:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 19, 16:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 4, 03:30 UTC
Scheduled - We will be performing scheduled maintenance in HKG (Hong Kong) datacenter between 2026-08-19 17:00 and 2026-08-20 12:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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AMS (Amsterdam) on 2026-08-18

🤖 AI Summary

タイトル:AMS(アムステルダム)2026年8月18日のメンテナンス

Cloudflareは、2026年8月18日にアムステルダムデータセンターで計画されたメンテナンスについて報告しています。

主な点:
- メンテナンスは0時から6時の間に行われました。
- 交通路由再配布の可能性により、地域内のユーザーにはわずかな遅延が予想されます。
- PNI / CNI顧客は、ネットワークインターフェースの一時的な利用不可を考慮に入れるべきです。
- Cloudflareダッシュボード経由で通知を受け取ることができます。この更新はメール、PagerDuty、ウェブハックを通じて直接受け取り可能。

詳細なタイムライン:
- 2026年8月17日23時01分:メンテナンスは60分後に開始されます。
- 2026年8月7日16時30分:アムステルダムデータセンターでの計画されたメンテナンスについての通知が発行されました。

Aug 18, 06:01 UTC
Completed - The scheduled maintenance has been completed.

Aug 18, 00:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 17, 23:01 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 7, 16:30 UTC
Scheduled - We will be performing scheduled maintenance in AMS (Amsterdam) datacenter on 2026-08-18 between 00:00 and 06:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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HKG (Hong Kong) on 2026-08-17

🤖 AI Summary

### 概要

Cloudflareは2026年8月17日に香港(HKG)データセンターで計画的なメンテナンスを実施しました。以下の重要なポイントをまとめます。

- **開始時間**: 2026年8月17日 17:00 UTC
- **終了時間**: 2026年8月18日 00:01 UTC
- **更新内容**:
- 2026年8月4日 3:20 UTC: 香港データセンターで2026年8月17日17:00から18日00:00 UTCまで計画的なメンテナンスを実施すると公告。
- 2026年8月17日 4:00 PM UTC: メンテナンス開始予定。
- 2026年8月17日 5:00 PM UTC: メンテナンスが進行中、必要に応じて更新を提供する旨の通知。

**影響**: 暫定的にネットワークインターフェースが利用できなくなる可能性があり、通信遅延が生じるかもしれません。PNI / CNI クライアントは他の場所へのリザーブルなトラフィックを確認してください。

**通知**: Cloudflare ダッシュボードを通じてこれらの通知にサブスクライブし、メール、 PagerDuty およびウェブフィークスを通じて直接更新を受け取ることができます(プランによります)。詳細は [ここ] を参照してください。

### 影響区域
- 香港 (HKG)

Aug 18, 00:01 UTC
Completed - The scheduled maintenance has been completed.

Aug 17, 17:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 17, 16:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 4, 03:20 UTC
Scheduled - We will be performing scheduled maintenance in HKG (Hong Kong) datacenter between 2026-08-17 17:00 and 2026-08-18 00:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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MAD (Madrid) on 2026-08-14

Aug 14, 04:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 14, 01:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 14, 00:01 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 11, 14:30 UTC
Scheduled - We will be performing scheduled maintenance in MAD (Madrid) datacenter on 2026-08-14 between 01:00 and 04:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

Aug 11, 14:10 UTC
Scheduled - We will be performing scheduled maintenance in MAD (Madrid) datacenter on 2026-08-14 between 00:00 and 05:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

Aug 11, 13:00 UTC
Scheduled - We will be performing scheduled maintenance in MAD (Madrid) datacenter on 2026-08-14 between 01:00 and 05:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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DNS Record Management Maintenance

Aug 13, 13:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 13, 12:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 13, 11:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Jul 24, 18:09 UTC
Scheduled - Cloudflare will be performing scheduled maintenance on the database that stores DNS records and other DNS settings and metadata. During this window, updates to DNS records or DNS settings may be delayed or fail, including changes made via the dashboard and API, and records created on your behalf by other services (for example Spectrum, Load Balancing, and automatic TLS certificate validation). Cloudflare's authoritative nameservers will continue to answer DNS queries and our edge will continue to proxy traffic as normal – only DNS record and settings updates are affected.

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Cloudflare Storage Maintenance

Aug 11, 13:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 11, 12:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 11, 11:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 7, 16:41 UTC
Scheduled - Cloudflare has scheduled maintenance for our backend storage systems. Services will continue to operate normally, but customers will be unable to add or remove services via the Dashboard or the public API for a period of up to 3 minutes. This restriction includes all dashboard edits and API write calls. The following services will experience configuration and new connections limitations during this window: - Dashboard & API write calls

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Increase in Connectivity errors in London, UK

Aug 11, 12:55 UTC
Resolved - Cloudflare is aware of, and has resolved, an issue within our London datacenter where some traffic may have seen reduced connectivity for a short time. This potential impact window for this was 12:58 UTC to 13:25 UTC. There is no ongoing impact.

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BCN (Barcelona) on 2026-08-11

Aug 11, 12:01 UTC
Completed - The scheduled maintenance has been completed.

Aug 11, 00:15 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 11, 00:10 UTC
Scheduled - We will be performing scheduled maintenance in BCN (Barcelona) datacenter on 2026-08-11 between 00:15 and 12:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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STL (St. Louis) on 2026-08-11

🤖 AI Summary

Cloudflareは2026年8月11日から8月12日まで、ミズーリ州セントルイスのデータセンターで計画的なメンテナンスを行いました。開始時間はUTC 9:00で、終了時間はUTC 22:00でした。これは約1日間にわたる维护。

影響を受けた地域には軽微な遅延が発生する可能性があります。PNI/CNIの顧客は、データセンター内のネットワークインターフェースが一時的に無効になる可能性があることを考慮に入れる必要があります。

Cloudflareのダッシュボードで通知をサブスクライブし、メールやPagerDuty、ウェブフックを通じて更新を受け取ることができます(プランによって異なります)。詳細は以下をご覧ください: https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status

メンテナンス終了時刻は2026年8月12日UTC 22:00です。

Aug 12, 22:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 11, 09:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 11, 08:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 10, 12:30 UTC
Scheduled - We will be performing scheduled maintenance in STL (St. Louis) datacenter between 2026-08-11 09:00 and 2026-08-12 22:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

Aug 4, 17:20 UTC
Scheduled - We will be performing scheduled maintenance in STL (St. Louis) datacenter between 2026-08-11 13:00 and 2026-08-12 22:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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WAW (Warsaw) on 2026-08-11

Aug 11, 07:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 11, 00:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 10, 23:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 7, 17:00 UTC
Scheduled - We will be performing scheduled maintenance in WAW (Warsaw) datacenter on 2026-08-11 between 00:00 and 07:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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IAD (Ashburn) on 2026-08-10

Aug 11, 06:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 10, 10:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 10, 09:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 5, 13:00 UTC
Scheduled - We will be performing scheduled maintenance in IAD (Ashburn) datacenter between 2026-08-10 10:00 and 2026-08-11 06:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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Elevated Errors in Fuzhou and Foshan

Aug 11, 05:32 UTC
Resolved - This incident has been resolved.

Aug 11, 05:22 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Aug 11, 05:22 UTC
Identified - The issue has been identified and a fix is being implemented.

Aug 11, 05:22 UTC
Investigating - Cloudflare is investigating an increase in 5xx errors in Fuzhou and Foshan China. We are working to understand the full impact and mitigate this problem. More updates to follow shortly.

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LHR (London) on 2026-08-11

Aug 11, 04:00 UTC
Completed - The scheduled maintenance has been completed.

Aug 11, 01:00 UTC
In Progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.

Aug 11, 00:00 UTC
Scheduled - Maintenance will begin as scheduled in 60 minutes.

Aug 10, 15:00 UTC
Scheduled - We will be performing scheduled maintenance in LHR (London) datacenter on 2026-08-11 between 01:00 and 04:00 UTC. Traffic might be re-routed from this location, hence there is a possibility of a slight increase in latency during this maintenance window for end-users in the affected region. For PNI / CNI customers connecting with us in this location, please make sure you are expecting this traffic to fail over elsewhere during this maintenance window as network interfaces in this datacentre may become temporarily unavailable. You can now subscribe to these notifications via Cloudflare dashboard and receive these updates directly via email, PagerDuty and webhooks (based on your plan): https://developers.cloudflare.com/notifications/notification-available/#cloudflare-status.

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