If your domain is registered with Web.com, you can access your DNS Zone from your Domains section by clicking on Manage near your domain and selecting Edit DNS option under Quick Links.
You can find detailed tutorials on creating, editing, and deleting DNS records at Web.com here:
Hostinger default DNS records:
If you face any difficulties while managing DNS Zone at your domain provider, it’s best to contact Web.com directly. Alternatively, you can transfer your domain to Hostinger so your hosting and domain will be managed from one place 😊