.SE, .NU Registry
Scheduled for May 19, 12:00 - 17:00 PDT
During this scheduled system maintenance, the following services may be unavailable:

Availability Checks
Whois Services
Domain Purchases
Domain Renewals
Domain Updates

For a list of affected TLDs, please look the registry up in the following spreadsheet:
Posted Apr 14, 2021 - 05:04 PDT
This scheduled maintenance affects: Domain Services (Other ccTLDs).