166.49.128.128

Birmingham · United Kingdom · British Telecommunications Limited

Autonomous system: AS5400
Country: GB
Risk score: Not a probability

IP address summary

IP address: 166.49.128.128
ASN: AS5400
Network operator: British Telecommunications Limited
ISP: British Telecommunications Limited
Containing network profile: 166.49.0.0/16
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: AS5400
Source label: BT British Telecommunications Limited
Reference interval: 166.49.128.0 to 166.49.255.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS5400. 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 Kingdom
City: Birmingham
Region: England
Postal code: Not supplied
Timezone: Europe/London
Local time: 2026-11-04 23:43:25
Approximate coordinates: 52.496, -1.909

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

AS5400 profile

Organization: British Telecommunications Limited
ASN domain: bt.net
Operator type: Home ISP

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

Network registration

Matching record range: 166.49.128.128/25
Registered network name: BT-IGNITE-GLOBAL-BACKBONE
Registered network block: 166.49.128.0/17
Registration source: RIPENCC WHOIS
Company: communications networking services Private Unlimited Company
Usage type: residential
Company website: bt.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: Abuse contact role object
Published contact network: 166.49.128.0/17
Abuse email: ipadmin@bt.com
Phone: +31 (0)88 212 8034
Postal address: 1 Braham Street, E1 8EE, London, GB - UNITED KINGDOM
Contact country: United Kingdom

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

166.49.128.128 · live response

{
  "ip": "166.49.128.128",
  "isp": {
    "asn": "AS5400",
    "org": "British Telecommunications Limited",
    "isp": "British Telecommunications Limited"
  },
  "location": {
    "country": "United Kingdom",
    "country_code": "GB",
    "city": "Birmingham",
    "state": "England",
    "zipcode": "",
    "latitude": 52.495671599813335,
    "longitude": -1.9086679908718607,
    "timezone": "Europe/London",
    "localtime": "2026-11-04T23:43:25"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}