import { AxiosProxy } from './axiosproxy';
export declare class DoHResolver {
    readonly name: string;
    readonly url: string;
    activeFrom: number;
    constructor(name: string, url: string);
    isActive(): boolean;
    disableForSeconds(n: number): void;
}
export declare class Question {
    readonly name: string;
    readonly type: number | string;
    readonly dnssec: boolean;
    constructor(name: string, type: number | string, dnssec: boolean);
}
export interface DnsClient {
    setTimeout(t: number): any;
    query(question: Question): Promise<string[]>;
    getResolver(): DoHResolver;
}
export declare const createDnsClient: (timeout: number, resolver: DoHResolver, proxy?: AxiosProxy | undefined) => DnsClient;
export interface Answer {
    readonly name: string;
    readonly type: number;
    readonly data: string;
    readonly TTL: number;
}