156.154.136.0

Chicago · United States · Trans Union, LLC

Autonomous system: AS7786
Country: US
Risk score: Not a probability

IP address summary

IP address: 156.154.136.0
ASN: AS7786
Network operator: Trans Union, LLC
ISP: Trans Union, LLC
Containing network profile: 156.154.0.0/16
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: AS7786
Source label: NPAC - NeuStar, Inc.
Reference interval: 156.154.136.0 to 156.154.136.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS7786. 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: Chicago
Region: Illinois
Postal code: Not supplied
Timezone: America/Chicago
Local time: 2026-11-08 19:33:19
Approximate coordinates: 41.896, -87.652

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/ 100

No elevated indicators

Threat evidence: 0No threat-feed match
Anonymity context: 0Policy points

Score = max(threat, anonymity). Overlapping signals are not added.

Threat-feed coverageCurrent at lookup

Attribution and snapshot details

DROP IPv4Current at lookup: Checked: Nov 8, 2026, 5:02 AM UTC
Valid until: Nov 9, 2026, 7:02 AM UTC
ASN-DROPCurrent at lookup: Checked: Nov 8, 2026, 5:02 AM UTC
Valid until: Nov 9, 2026, 7:02 AM UTC

ipquery-risk-v3

A low score is not proof that an address is safe. This assessment describes an address, not a person or a request.

View scoring method

Read exact field definitions

ASN and network operator

AS7786 profile

Organization: Trans Union, LLC
ASN domain: transunion.com
Operator type: Enterprise

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

Network registration

Matching record range: 156.154.136.0/24
Registered network name: TUL-7
Registered network block: 156.154.136.0/22
Registration source: ARIN RDAP
Company: Trans Union, LLC
Usage type: business
Company website: transunion.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: GOC
Published contact network: 156.154.136.0/22
Abuse email: GOC@transunion.com
Phone: +1-312-985-4362
Postal address: 555 W. Adams, Chicago, IL, 60661, 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

156.154.136.0 · live response

{
  "ip": "156.154.136.0",
  "isp": {
    "asn": "AS7786",
    "org": "Trans Union, LLC",
    "isp": "Trans Union, LLC"
  },
  "location": {
    "country": "United States",
    "country_code": "US",
    "city": "Chicago",
    "state": "Illinois",
    "zipcode": "",
    "latitude": 41.895651599813334,
    "longitude": -87.65183799087185,
    "timezone": "America/Chicago",
    "localtime": "2026-11-08T19:33:19"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0,
    "assessment": {
      "version": "ipquery-risk-v3",
      "level": "none",
      "threat_score": 0,
      "anonymity_score": 0,
      "coverage": "fresh",
      "reasons": [],
      "sources": [
        {
          "id": "spamhaus_drop_v4",
          "status": "fresh",
          "checked_at": "2026-11-08T05:02:59Z",
          "expires_at": "2026-11-09T07:02:59Z",
          "published_at": "2026-11-06T15:44:02Z"
        },
        {
          "id": "spamhaus_asndrop",
          "status": "fresh",
          "checked_at": "2026-11-08T05:02:59Z",
          "expires_at": "2026-11-09T07:02:59Z",
          "published_at": "2026-11-08T04:44:02Z"
        }
      ]
    }
  }
}