import { CommonsFixedDuration } from 'tscommons-esm-core';
export declare function commonsDnsResolveDomain4(domain: string, timeout: CommonsFixedDuration): Promise<string[]>;
export declare function commonsDnsResolveDomain6(domain: string, timeout: CommonsFixedDuration): Promise<string[]>;
export declare function commonsDnsResolveReverse(ip: string, timeout: CommonsFixedDuration): Promise<string[]>;