import { URL } from "node:url";
import type { HtmlSecurityInfo } from "./types.js";
export declare function fetchHtmlDocument(finalUrl: URL): Promise<{
    html: string;
    pageTitle: string;
    signature: string;
}>;
export declare function analyzeHtmlSecurity(finalUrl: URL, document: {
    html: string;
    pageTitle: string | null;
} | null): HtmlSecurityInfo;
export declare function analyzeHtmlDocument(input: string | URL, html: string): HtmlSecurityInfo;
export declare function detectAssessmentLimitation(statusCode: number, headers: Record<string, string>, html: string | null): {
    limited: boolean;
    kind: "auth_required";
    title: string;
    detail: string;
} | {
    limited: boolean;
    kind: "rate_limited";
    title: string;
    detail: string;
} | {
    limited: boolean;
    kind: "service_unavailable";
    title: string;
    detail: string;
} | {
    limited: boolean;
    kind: "blocked_edge_response";
    title: string;
    detail: string;
} | {
    limited: boolean;
    kind: any;
    title: any;
    detail: any;
};