var REG = NewRegistrar("Third-Party", "NONE");
var DNS = NewDnsProvider("Cloudflare", "CLOUDFLAREAPI");

// The example from documentation/language-reference/top-level-functions/D_EXTEND.md

D("domain.tld", REG, DnsProvider(DNS),
    A("@", "127.0.0.1"), // domain.tld
    A("www", "127.0.0.2"), // www.domain.tld
    CNAME("a", "b"), // a.domain.tld -> b.domain.tld
);
D_EXTEND("domain.tld",
    A("aaa", "127.0.0.3"), // aaa.domain.tld
    CNAME("c", "d"), // c.domain.tld -> d.domain.tld
);
D_EXTEND("sub.domain.tld",
    A("bbb", "127.0.0.4"), // bbb.sub.domain.tld
    A("ccc", "127.0.0.5"), // ccc.sub.domain.tld
    CNAME("e", "f"), // e.sub.domain.tld -> f.sub.domain.tld
);
D_EXTEND("sub.sub.domain.tld",
    A("ddd", "127.0.0.6"), // ddd.sub.sub.domain.tld
    CNAME("g", "h"), // g.sub.domain.tld -> h.sub.domain.tld
);
D_EXTEND("sub.domain.tld",
    A("@", "127.0.0.7"), // sub.domain.tld
    CNAME("i", "j"), // i.sub.domain.tld -> j.sub.domain.tld
);
