2001:87f::

Kongens Lyngby · Denmark · Danmarks Tekniske Universitet

Registration lookup IPv6 address formats

Autonomous system: AS198455
Country: DK
Risk score: Not a probability

IP address summary

IP address: 2001:87f::
ASN: AS198455
Network operator: Danmarks Tekniske Universitet
ISP: Danmarks Tekniske Universitet
Containing network profile: No indexed aggregate
Operator category: Academic

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

Public ASN reference

Reference ASN: AS198455
Source label: I2-HOSTING Danmarks Tekniske Universitet
Reference interval: 2001:87f:: to 2001:87f:ffff:ffff:ffff:ffff:ffff:ffff
Collected: 2026-11-02

IPtoASN maps this address interval to AS198455. 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: Denmark
City: Kongens Lyngby
Region: Capital Region
Postal code: Not supplied
Timezone: Europe/Copenhagen
Local time: 2026-11-04 13:08:39
Approximate coordinates: 55.794, 12.503

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

AS198455 profile

Organization: Danmarks Tekniske Universitet
ASN domain: i2.dk
Operator type: Academic

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

Network registration

Matching record range: 2001:87f:: – 2001:87f:27:ffff:ffff:ffff:ffff:ffff
Registered network name: DK-DENET-20020801
Registered network block: 2001:878::/29
Registration source: RIPENCC WHOIS
Company: Danmarks Tekniske Universitet
Usage type: business
Company website: dtu.dk

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

Abuse contact

Contact name: UNI-C NETWORK
Published contact network: 2001:878::/29
Abuse email: abuse@cert.dk
Phone: +45 35 88 82 22
Postal address: DTU / DeIC, DTU Building 304, DK-2800 Lyngby, Denmark
Contact country: Denmark

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

2001:87f:: · live response

{
  "ip": "2001:87f::",
  "isp": {
    "asn": "AS198455",
    "org": "Danmarks Tekniske Universitet",
    "isp": "Danmarks Tekniske Universitet"
  },
  "location": {
    "country": "Denmark",
    "country_code": "DK",
    "city": "Kongens Lyngby",
    "state": "Capital Region",
    "zipcode": "",
    "latitude": 55.79435159981333,
    "longitude": 12.50336200912814,
    "timezone": "Europe/Copenhagen",
    "localtime": "2026-11-04T13:08:39"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}