All changes made in DNS take 1-2h to propagate in the nearest networks, 24h around the world.
In case you have made DNS changes that affect your web page’s traffic, it is recommended to clear your web browser’s cahce prior to checking the result.
Changing DNS records
To change the domain’s DNS records, please log in to My Zone environment and click on the desired domain name from Services overview window.
Next, choose DNS Records
In the next window you can change existing DNS records by clicking the the Pencil icon behind the record or add a new record with + Add Record button
+ Add Record function allows you to add the following records for your domain: A, AAAA, CAA, CNAME, MX, NS, SRV, SSHFP, TXT, URL.
By using NS, you can add seperate nameservers for your subdomain.