159.158.0.0

Madison · United States · State of WI Dept. of Administration

Autonomous system: AS3136
Country: US
Risk score: Not a probability

IP address summary

IP address: 159.158.0.0
ASN: AS3136
Network operator: State of WI Dept. of Administration
ISP: State of WI Dept. of Administration
Containing network profile: 159.0.0.0/8
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: AS3136
Source label: STATE-OF-WISCONSIN-AS1 - State of WI Dept. of Administration
Reference interval: 159.158.0.0 to 159.158.255.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS3136. 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: United States
City: Madison
Region: Wisconsin
Postal code: Not supplied
Timezone: America/Chicago
Local time: 2026-11-03 10:31:26
Approximate coordinates: 43.084, -89.433

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

AS3136 profile

Organization: State of WI Dept. of Administration
ASN domain: wisconsin.gov
Operator type: Government

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

Network registration

Matching record range: 159.158.0.0/16
Registered network name: WIDHSS
Registered network block: 159.158.0.0/16
Registration source: ARIN RDAP
Company: State of WI Dept. of Administration
Usage type: business
Company website: wisconsin.gov

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

Abuse contact

Contact name: Enterprise Services Support Center
Published contact network: 159.158.0.0/16
Abuse email: arin@wisconsin.gov
Phone: +1-608-264-9383
Postal address: 101 E. Wilson St., Madison, WI, 53702, United States
Contact country: United States

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

159.158.0.0 · live response

{
  "ip": "159.158.0.0",
  "isp": {
    "asn": "AS3136",
    "org": "State of WI Dept. of Administration",
    "isp": "State of WI Dept. of Administration"
  },
  "location": {
    "country": "United States",
    "country_code": "US",
    "city": "Madison",
    "state": "Wisconsin",
    "zipcode": "",
    "latitude": 43.083851599813336,
    "longitude": -89.43273799087186,
    "timezone": "America/Chicago",
    "localtime": "2026-11-03T10:31:26"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}