Verisign Registry
Scheduled for Jan 24, 22:00 UTC  -  Jan 25, 02:00 UTC
During the maintenance all domains will continue to resolve, but all other services may be unavailable.

For a list of affected TLD's please look the registry up in the following spreadsheet:
Posted 26 days ago. Dec 24, 2018 - 20:40 UTC
This scheduled maintenance affects: Domain Services (Other gTLDs, Other ccTLDs).