Instead of using a random .88.io domain name, you can use your existing domain name. If you do NOT have an existing DNS name and don't have a preferred DNS name provider the we can help with new domain under:
You can order them here:
You can still keep the original .88.io domain name, assigned to you, these new domain names are alternative you can use.
For citizens who want a diversity in top level domains used in their Name Server fields of their DNS records, OZtralia can offer 4 domains with different top level domains:
For example, the 88.io domain is using 3 of those in its 4 name servers: