2401:2f20::

Tokyo · Japan · NISIOWARI CATV CORPORATION

Registration lookup IPv6 address formats

Autonomous system: AS23831
Country: JP
Risk score: Not a probability

IP address summary

IP address: 2401:2f20::
ASN: AS23831
Network operator: NISIOWARI CATV CORPORATION
ISP: NISIOWARI CATV CORPORATION
Containing network profile: No indexed aggregate
Operator category: Home ISP

The containing profile is the nearest published aggregate. It is not a registry allocation or BGP ownership record.

Public ASN reference

Reference ASN: AS23831
Source label: CLOVERNET - NISIOWARI CATV CORPORATION
Reference interval: 2401:2f20:: to 2401:2f20:ffff:ffff:ffff:ffff:ffff:ffff
Collected: 2026-11-02

IPtoASN maps this address interval to AS23831. An interval is not necessarily a BGP prefix or registered allocation. It does not establish geolocation or ownership.

IPtoASN source Reference methodology

IP geolocation

World map with country boundaries — Approximate network location; not a device positionNatural Earth map data

Country: Japan
City: Tokyo
Region: Tokyo
Postal code: Not supplied
Timezone: Asia/Tokyo
Local time: 2026-11-04 00:59:38
Approximate coordinates: 35.705, 139.759

Network-level coordinates do not identify a precise user or device location. How geolocation works

VPN, proxy and network signals

VPNNot listed

ProxyNot listed

TorNot classified

HostingNot classified

MobileNot classified

Risk score: 0

A low score is not proof that an address is safe.

Read exact field definitions

ASN and network operator

AS23831 profile

Organization: NISIOWARI CATV CORPORATION
ASN domain: clovertv.jp
Operator type: Home ISP

The ASN organization can differ from the organization using an individual address.

Network registration

Matching record range: 2401:2f20::/32
Registered network name: CLOVERNET-JPNIC-JP-20230904
Registered network block: 2401:2f20::/32
Registration source: APNIC WHOIS
Company: NISHIOWARI CATV CORPORATION
Usage type: residential

Registration and company fields describe this source record. They can differ from the ASN operator and from live routing announcements.

Abuse contact

Contact name: Japan Network Information Center
Published contact network: 2401:2f20::/32
Abuse email: hostmaster@nic.ad.jp
Phone: +81-3-5297-2311
Postal address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda, Chiyoda-ku, Tokyo 101-0047, japan
Contact country: Japan

This contact is attached to the network record. Include the source IP, UTC timestamps and relevant logs when reporting abuse.

Actual API response

Open JSON

2401:2f20:: · live response

{
  "ip": "2401:2f20::",
  "isp": {
    "asn": "AS23831",
    "org": "NISIOWARI CATV CORPORATION",
    "isp": "NISIOWARI CATV CORPORATION"
  },
  "location": {
    "country": "Japan",
    "country_code": "JP",
    "city": "Tokyo",
    "state": "Tokyo",
    "zipcode": "",
    "latitude": 35.70525159981334,
    "longitude": 139.75906200912814,
    "timezone": "Asia/Tokyo",
    "localtime": "2026-11-04T00:59:38"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}