NS2 is moving to a new datacenter in New York. The new IP addresses are: 159.65.168.111 2604:a880:800:a1::80c:c001 This change will be completely transparent for most users. Vanity DNS users will need to update their A records for ns2.dnsunlimited.com to point to the new IPs and change their custom name server's IP at the domain registrar.