AS23820 Rakuten Group, Inc.

Japan Rakuten APNIC 11 IPv4 prefixes 6 IPv6 prefixes

IPv4 addresses

69,632

IPv6 /48 networks

69,632

RPKI

0 valid17 no ROA

Peers and downstreams

Holder

AS name: Rakuten
Description: Rakuten Group, Inc. Rakuten Crimson House, Rakuten Crimson House, 1-14-1 Tamagawa, Setagaya-ku, Tokyo, 158-0094, Tokyo,Japan
Organisation: Rakuten Group, Inc.
Abuse contact: Not published
Assigned: 2003-06-15
Record last changed: 2022-02-18 22:59 UTC

133.237.0.0/16 133.237.0.0/17 133.237.128.0/17 133.237.248.0/24 202.72.48.0/20 202.72.48.0/21 202.72.48.0/22 202.72.52.0/22 202.72.56.0/21 202.72.56.0/22 202.72.60.0/22

Routing changes

Last 30 days

2026-10-04 04:54 UTC	Relationship changed	AS8220	upstream to peer
2026-10-04 04:54 UTC	Relationship changed	AS6939	upstream to peer
2026-10-04 04:54 UTC	Relationship changed	AS138384	upstream to peer

WHOIS

aut-num:        AS23820
as-name:        RAKUTEN
handle:         AS23820
remarks:        Rakuten Group, Inc.
technical,administrative:JNIC1-AP (Japan Network Information Center) <hostmaster@nic.ad.jp>
technical,administrative:JP00179607
abuse:          IRT-JPNIC-JP (IRT-JPNIC-JP) <hostmaster@nic.ad.jp>
last changed:   2022-02-18T22:59:02Z
source:         APNIC (RDAP)

Routing data

Updated just now

Registry record

Fetched just now from APNIC RDAP

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/23820

const res = await fetch('https://ip-fd.net/api/v1/asn/23820', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/23820', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/23820');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/23820", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.

AS2497	Internet Initiative Japan Inc. IIJ
AS2516	KDDI CORPORATION KDDI
AS2914	NTT America, Inc. NTT-DATA-2914

AS6939	Hurricane Electric LLC HURRICANE
AS8220	COLT Technology Services Group Limited COLT
AS9002	RETN Limited RETN-AS
AS17639	Converge ICT Solutions Inc. CONVERGE-AS
AS24482	SG.GS SGGS-AS-AP
AS25152	Reseaux IP Europeens Network Coordination Centre (RIPE NCC) K-ROOT-SERVER
AS35280	F5 Networks SARL F5
AS45489	Sri Lanka Telecom PLC, GLobal Peering SLT-GLOBAL
AS49544	i3D.net B.V i3Dnet
AS138384	Rakuten Mobile Network, Inc. RMNI-AS-AP