"The registry has replied and confirmed that this domain name m---p.com has been identified as a security threat to the domain name system associated with a domain generation algorithm and malware, collectively known as Avalanche."
Have seen it with some domain names getting moved to law enforcement nameservers as a precaution. Think that there was a thread on it here a few years ago. Check the history on it as it may have expired and been deleted from one of those hosters.