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[Updated: May 18, 2026, 12:00]

We will provide further updates regarding the email service through the following announcement page:

• Email Sending and Delivery Issues During the Power Outage
  https://www.jaist.ac.jp/iscenter/en/news/1126/

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[Updated: May 18, 2026, 11:30]

Emails sent to or from JAIST email addresses between 17:30 and 18:00 on May 15, 2026 were not processed correctly due to an issue with the mail server.
We are currently working to restore the mail server; however, as the time for recovery is still uncertain, there is a high possibility that emails sent or received during the above period may have been lost.
If you have sent or are expecting any important emails during this time, we kindly ask that you confirm with the sender or recipient.

We sincerely apologize for the inconvenience and trouble caused.

The following services are still experiencing issues:

• Email (sending emails from outside the campus network)
  SMTP, SMTP-da (IPv4)
  → Please use VPN connection or webmail.

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[Updated: May 18, 2026, 11:00]
The following service has been restored:

• Student Dormitory Network (Part of the wired LAN in Building 5)

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[Updated: May 18, 2026, 10:40]
The following service has been restored:

• Building 4 wired LAN and Building 5 wireless LAN

The following services are still experiencing issues:

• Email (sending emails from outside the campus network)
  SMTP, SMTP-da (IPv4)
  → Please use VPN connection or webmail.
• Student Dormitory Network (Part of the wired LAN in Building 5)

Emails sent to JAIST email addresses between 17:30 and 18:00 on May 16, 2026 may not have been received properly.
If you are expecting any important emails, please kindly confirm with the sender as a precaution.

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[Updated: May 18, 2026, 09:40]

The following service has been restored:

• Login to the CII website

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[Updated: May 18, 2026, 09:00]

The following service has been restored:

• J-UPKI System (client certificate issuance)

The following services are still experiencing issues:

• Email (sending emails from outside the campus network)
  → Please use VPN connection or webmail.
• Login to the CII website
  → For inquiries, please contact us via email at isc-query(at)ml.jaist.ac.jp.
• Student Dormitory Network
  (Building 4 wired LAN; Building 5 Wi-Fi and partial wired LAN)

Additionally, some emails sent to JAIST email addresses during a portion of the power outage may not have been received correctly.
We are currently investigating this issue. If you are expecting any important emails, we kindly ask that you confirm with the sender as a precaution.

We apologize for the inconvenience caused.
If there are any other services that have already been announced as restored but are still unavailable, please contact the CII at:
isc-query(at)ml.jaist.ac.jp

-----------------------------------------

[Updated: May 16, 2026, 23:30]

As of 23:30, the restoration of the following services is still delayed:

• J-UPKI System
• Login to the CII website
• Student Dormitory Network
  (Building 4 wired LAN; Building 5 Wi-Fi and partial wired LAN)

Additionally, some emails sent to JAIST email addresses during a portion of the power outage may not have been received correctly.
We are currently conducting an investigation, and if you are expecting any important emails, 
we kindly ask that you confirm with the sender as a precaution.

We apologize for the inconvenience caused and ask for your patience while we continue working on the restoration.

If there are any other services that were scheduled to be restored but are still unavailable, please contact the CII at:
isc-query@ml.jaist.ac.jp

------------------------------------------

Due to the scheduled blackout on May 16 (Saturday), CII services will be stopped from May 15 (Friday) on the following schedule.

The services for Tokyo Satellite, Innovation Plaza, Faculty/Staff House, and Kanazawa-Office will also stop.

* The schedule below is current and subject to change.
* For information on the time and location of power and water outages, please refer to the email from the Facility Management Department.

Service stop/start times may change due to the progress of stop/start operations.

※When JAIST-SSO is stopped, services authenticated by JAIST-SSO are also unavailable. (e.g., Microsoft 365, J-Storage Box, etc.)