131.237.81.0

Delft · The Netherlands · Ministerie van Verkeer en Waterstaat/Rijkswaterstaat

Autonomous system: AS42894
Country: NL
Risk score: Not a probability

IP address summary

IP address: 131.237.81.0
ASN: AS42894
Network operator: Ministerie van Verkeer en Waterstaat/Rijkswaterstaat
ISP: Ministerie van Verkeer en Waterstaat/Rijkswaterstaat
Containing network profile: 131.0.0.0/8
Operator category: Government

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

Public ASN reference

Reference ASN: AS42894
Source label: MinVenW-RWS Ministerie van Verkeer en Waterstaat/Rijkswaterstaat
Reference interval: 131.237.81.0 to 131.237.96.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS42894. 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 14:31:16
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

AS42894 profile

Organization: Ministerie van Verkeer en Waterstaat/Rijkswaterstaat
ASN domain: rws.nl
Operator type: Government

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

Network registration

Matching record range: 131.237.0.0/16
Registered network name: NL-MINVENW-19920101
Registered network block: 131.237.0.0/16
Registration source: RIPENCC WHOIS
Company: Ministerie van Verkeer en Waterstaat/Rijkswaterstaat
Usage type: business
Company website: rijkswaterstaat.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: MinVenW Network Operations
Published contact network: 131.237.0.0/16
Abuse email: netwerk-infra-adviseurs@rws.nl
Phone: +31 6 15669415
Postal address: Centrale Informatie Voorziening (CIV) Rijkswaterstaat, Derde Werelddreef 1, 2622 HA Delft, Postbus 5023, 2600 GA 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

131.237.81.0 · live response

{
  "ip": "131.237.81.0",
  "isp": {
    "asn": "AS42894",
    "org": "Ministerie van Verkeer en Waterstaat/Rijkswaterstaat",
    "isp": "Ministerie van Verkeer en Waterstaat/Rijkswaterstaat"
  },
  "location": {
    "country": "The Netherlands",
    "country_code": "NL",
    "city": "Delft",
    "state": "South Holland",
    "zipcode": "",
    "latitude": 52.020921599813335,
    "longitude": 4.346722009128139,
    "timezone": "Europe/Amsterdam",
    "localtime": "2026-11-03T14:31:16"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}