whoiser/dist/utils.d.ts

Whois info for domains, TLDs, IPs, and ASN

/**
 * Split a string into two parts at a given index.
 *
 * @param string The string to split.
 * @param by The index at which to split the string.
 * @returns An array containing the two parts of the string.
 */
export declare function splitStringBy(string: string, by: number): [string, string];
/**
 * Check if a string is a valid TLD, and return it in canonical form.
 *
 * @param tld
 * @returns The normalized TLD
 * @throws If the TLD is invalid
 */
export declare function validatedTld(tld: string): string;
/**
 * Check if a string is a valid domain format
 * @param domain The domain to check.
 */
export declare function isDomain(domain: string): boolean;