registrar.php

См. документацию.

<?php
namespace Bitrix\Mail\Registrar;
 
abstract class Registrar
{
    abstract public static function checkDomain(string $user, string $password, string $domain, ?string &$error): ?bool;

    abstract public static function suggestDomain(string $user, string $password, string $word1, string $word2, array $tlds, ?string &$error): ?array;

    abstract public static function createDomain(string $user, string $password, string $domain, array $params, ?string &$error): ?bool;

    abstract public static function renewDomain(string $user, string $password, string $domain, ?string &$error): ?bool;

    abstract public static function updateDns(string $user, string $password, string $domain, array $params, ?string &$error): ?bool;

    abstract public static function getDomainsList(string $user, string  $password, ?string &$error): ?array;
}