import { LookupFunction } from 'node:net';
export declare class BlockedHostError extends Error {
    constructor(host: string);
}
export declare function isBlockedAddress(address: string): boolean;
export declare function assertAllowedHost(host: string): void;
export declare const ssrfSafeLookup: LookupFunction;
//# sourceMappingURL=ssrfGuard.d.ts.map