RDAP CLIENT

RDAP Client For PHP (Formerly Whois via http protocol)

Requirements

php 8.1 or later
ext-json
ext-intl

IETF RDAP Reference

Registration Data Access Protocol (RDAP) Object Tagging #RFC8521
Security Services for the Registration Data Access Protocol (RDAP) #RFC7481
Registration Data Access Protocol (RDAP) Query Format #RFC9082
JSON Responses for the Registration Data Access Protocol (RDAP) #RFC9083
Finding the Authoritative Registration Data (RDAP) Service #RFC9224

Schema Inventory & Analysis of WHOIS object

Inventory and Analysis of WHOIS Registration Objects #RFC7485

IANA RDAP Data

Iana provide data about rdap

HTTP : https://data.iana.org/rdap/
Bootstrap Service Registry for AS Number Space #RFC9224 https://www.iana.org/assignments/rdap-asn/rdap-asn.xhtml
Bootstrap Service Registry for Domain Name Space #RFC9224 https://www.iana.org/assignments/rdap-dns/rdap-dns.xhtml
Bootstrap Service Registry for IPv4 Address Space #RFC9224 https://www.iana.org/assignments/rdap-ipv4/rdap-ipv4.xhtml
Bootstrap Service Registry for IPv6 Address Space #RFC9224 https://www.iana.org/assignments/rdap-ipv6/rdap-ipv6.xhtml
Bootstrap Service Registry for Provider Object Tags #RFC8521 https://www.iana.org/assignments/rdap-object-tags/rdap-object-tags.xhtml
Recovered IPv4 Pool #RFC8521 https://www.iana.org/assignments/ipv4-recovered-address-space/ipv4-recovered-address-space.xhtml

For list of predefined recovered IPv4 addresses: RecoveredIPv4.php

Example Usage

See Client.php for more methods

use ArrayAccess\RdapClient\Client;
use ArrayAccess\RdapClient\Interfaces\RdapRequestInterface;
use ArrayAccess\RdapClient\Protocols\AsnProtocol;
use ArrayAccess\RdapClient\Protocols\DomainProtocol;
use ArrayAccess\RdapClient\Protocols\IPv4Protocol;
use ArrayAccess\RdapClient\Protocols\IPv6Protocol;
use ArrayAccess\RdapClient\Protocols\NsProtocol;

$client = new Client();
/**
 * @var RdapRequestInterface<string, DomainProtocol> $request
 */
$domainName = 'example.com';
$request = $client->request($domainName);

/**
 * @var RdapRequestInterface<string, IPv4Protocol> $request
 */
$ipv4 = '192.0.47.59'; // iana.org ipv4
$request = $client->request($ipv4);

/**
 * @var RdapRequestInterface<string, IPv6Protocol> $request
 */
$ipv6 = '2404:6800:4003:c01::66'; // google.com
$request = $client->request($ipv6);

/**
 * @var RdapRequestInterface<string, NsProtocol> $request
 * Name server guessing by prefix (ns[0-9]*).domain-name.ext or [^\.]+.(ns[0-9]*.[^\.]+\.)(?:.+).domain-name.ext
 */
$nameserver = 'ns1.google.com'; // google name server
$request = $client->request($nameserver);

/**
 * @var RdapRequestInterface<string, AsnProtocol> $request
 * Autonomous System Number parsed by "^(?ASN?)?(?<as_number>[0-9]+)$"
 */
$asNumber = 'AS15169'; // Google LLC ASN
// or just put the numeric string / integer
$request = $client->request($asNumber);

// getting object response
$response = $request->getResponse();
// getting json data
$jsonResponse = $response->getResponseJson();
// getting definition object
$definition = $response->getDefinition();
// if domain > getting related / another whois server request if possible
$alternateRequest = $definition->getRelatedRequest();
// json serialize
$fallbackToJson = json_encode($definition, JSON_PRETTY_PRINT|JSON_UNESCAPED_SLASHES);

// direct call with custom request target
// makes sure the type of RDAP uri target is equal '/domain/GOOGLE.com' as domain-protocol
$newRequest = $request->withRdapSearchURL('https://rdap.markmonitor.com/rdap/domain/GOOGLE.COM');
$response = $newRequest->getResponse();

See Response/Definitions for more details about code

Note

The code of data definition contains strict types. Some of the invalid data will throw an error.

WHOIS Data Collection

Refer to: (gist) WHOIS List to get the list of whois servers / ip range / sTLD etc.

Caution! the gist contains huge data.

LICENSE

GPL-3.0-or-later

ArrayAccess/RDAP-Client