import * as plugins from '../../plugins.js';
export declare class CertBackoffDoc extends plugins.smartdata.SmartDataDbDoc<CertBackoffDoc, CertBackoffDoc> {
    domain: string;
    failures: number;
    lastFailure: string;
    retryAfter: string;
    lastError: string;
    constructor();
    static findByDomain(domain: string): Promise<CertBackoffDoc | null>;
    static findAll(): Promise<CertBackoffDoc[]>;
}