2400:4840::

Tokyo · Japan · Infoblox, Inc.

Registration lookup IPv6 address formats

Autonomous system: AS395363
Country: JP
Risk score: Not a probability

IP address summary

IP address: 2400:4840::
ASN: AS395363
Network operator: Infoblox, Inc.
ISP: Infoblox, Inc.
Containing network profile: No indexed aggregate
Operator category: Enterprise

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

Public ASN reference

Reference ASN: AS395363
Source label: INFOBLOX-1 - Infoblox, Inc.
Reference interval: 2400:4840:: to 2400:4840:0:ffff:ffff:ffff:ffff:ffff
Collected: 2026-11-02

IPtoASN maps this address interval to AS395363. 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: 2026-11-03 23:21:02
Approximate coordinates: 35.664, 139.724

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

AS395363 profile

Organization: Infoblox, Inc.
ASN domain: infoblox.com
Operator type: Enterprise

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

Network registration

Matching record range: 2400:4840::/48
Registered network name: INFOBLOX-JP
Registered network block: 2400:4840::/32
Registration source: APNIC WHOIS
Company: Infoblox KK
Usage type: business
Company website: infoblox.com

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

Abuse contact

Contact name: ABUSE INFOBLOXJP
Published contact network: 2400:4840::/32
Abuse email: infoblox-rir@infoblox.com
Phone: +81 3 5772 7211
Postal address: VORT GAIENMAE???????????????? 3F, 2-26-37 Minami-Aaoyama, Minato-ku, Tokyo 107-0062
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

2400:4840:: · live response

{
  "ip": "2400:4840::",
  "isp": {
    "asn": "AS395363",
    "org": "Infoblox, Inc.",
    "isp": "Infoblox, Inc."
  },
  "location": {
    "country": "Japan",
    "country_code": "JP",
    "city": "Tokyo",
    "state": "Tokyo",
    "zipcode": "",
    "latitude": 35.66425159981333,
    "longitude": 139.72446200912816,
    "timezone": "Asia/Tokyo",
    "localtime": "2026-11-03T23:21:02"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}