2a04:8400::

Delft · The Netherlands · OPENFIBER B.V.

Registration lookup IPv6 address formats

Autonomous system: AS207176
Country: NL
Risk score: Not a probability

IP address summary

IP address: 2a04:8400::
ASN: AS207176
Network operator: OPENFIBER B.V.
ISP: OPENFIBER B.V.
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: AS207176
Source label: OPENFIBER OPENFIBER B.V.
Reference interval: 2a04:8400:: to 2a04:8400:ffff:ffff:ffff:ffff:ffff:ffff
Collected: 2026-11-02

IPtoASN maps this address interval to AS207176. 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: The Netherlands
City: Delft
Region: South Holland
Postal code: Not supplied
Timezone: Europe/Amsterdam
Local time: 2026-11-03 19:16:15
Approximate coordinates: 52.021, 4.347

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

AS207176 profile

Organization: OPENFIBER B.V.
ASN domain: openfiber.nl
Operator type: Home ISP

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

Network registration

Matching record range: 2a04:8400::/64
Registered network name: NL-OPENFIBER-CORE
Registered network block: 2a04:8400::/64
Registration source: RIPENCC WHOIS
Company: OpenFiber Core
Usage type: residential
Company website: openfiber.nl

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

Abuse contact

Contact name: OpenFiber Role Account
Published contact network: 2a04:8400::/64
Abuse email: abuse@openfiber.nl
Postal address: Kalfjeslaan 66, 2623AJ Delft
Contact country: The Netherlands

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

2a04:8400:: · live response

{
  "ip": "2a04:8400::",
  "isp": {
    "asn": "AS207176",
    "org": "OPENFIBER B.V.",
    "isp": "OPENFIBER B.V."
  },
  "location": {
    "country": "The Netherlands",
    "country_code": "NL",
    "city": "Delft",
    "state": "South Holland",
    "zipcode": "",
    "latitude": 52.020921599813335,
    "longitude": 4.346722009128139,
    "timezone": "Europe/Amsterdam",
    "localtime": "2026-11-03T19:16:15"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}