If your domain is registered with Fasthosts, you can access your DNS Zone from your Domain Names → Configure Advanced DNS tab.
You can find detailed tutorials on creating, editing, and deleting DNS records at Fasthosts here: Setting up Advanced DNS.
Hostinger default DNS records:
If you face any difficulties while managing DNS Zone at your domain provider, it’s best to contact Fasthosts directly. Alternatively, you can transfer your domain to Hostinger so your hosting and domain will be managed from one place 😊