CIDRTESTNOT("brain@1.2.3.4", "*@/24");
CIDRTESTNOT("brain@1.2.3.4", "@1.2.3.4/9");
CIDRTESTNOT("brain@1.2.3.4", "@");
CIDRTESTNOT("brain@1.2.3.4", "");
CIDRTESTNOT("brain@1.2.3.4", "*@/24");
CIDRTESTNOT("brain@1.2.3.4", "@1.2.3.4/9");
CIDRTESTNOT("brain@1.2.3.4", "@");
CIDRTESTNOT("brain@1.2.3.4", "");