49.4.128.0

Beijing · China · IDC, China Telecommunications Corporation

Autonomous system: AS23724
Country: CN
Risk score: Not a probability

IP address summary

IP address: 49.4.128.0
ASN: AS23724
Network operator: IDC, China Telecommunications Corporation
ISP: IDC, China Telecommunications Corporation
Containing network profile: 49.4.0.0/16
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: AS23724
Source label: CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation
Reference interval: 49.4.128.0 to 49.4.131.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS23724. 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: China
City: Beijing
Region: Beijing
Postal code: Not supplied
Timezone: Asia/Shanghai
Local time: 2026-11-08 11:31:17
Approximate coordinates: 40.005, 116.280

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 7, 2026, 5:23 AM UTC
Valid until: Nov 8, 2026, 7:23 AM UTC
ASN-DROPCurrent at lookup: Checked: Nov 7, 2026, 5:23 AM UTC
Valid until: Nov 8, 2026, 7:23 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

AS23724 profile

Organization: IDC, China Telecommunications Corporation
ASN domain: chinatelecom.cn
Operator type: Home ISP

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

Network registration

Matching record range: 49.4.128.0/22
Registered network name: CNISP-UNION
Registered network block: 49.4.128.0/17
Registration source: APNIC WHOIS
Company: Beijing CNISP Technology Co., Ltd
Usage type: residential
Company website: cnisp.org.cn

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 CNISPCN
Published contact network: 49.4.128.0/17
Abuse email: support@cnispgroup.com
Phone: +86-10-82893336
Postal address: Beijing CNISP Technology Co., Ltd
Contact country: China

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

49.4.128.0 · live response

{
  "ip": "49.4.128.0",
  "isp": {
    "asn": "AS23724",
    "org": "IDC, China Telecommunications Corporation",
    "isp": "IDC, China Telecommunications Corporation"
  },
  "location": {
    "country": "China",
    "country_code": "CN",
    "city": "Beijing",
    "state": "Beijing",
    "zipcode": "",
    "latitude": 40.004891599813334,
    "longitude": 116.27984200912815,
    "timezone": "Asia/Shanghai",
    "localtime": "2026-11-08T11:31:17"
  },
  "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": "2026-11-07T05:23:31Z",
          "expires_at": "2026-11-08T07:23:31Z",
          "published_at": "2026-11-06T15:44:02Z"
        },
        {
          "id": "spamhaus_asndrop",
          "status": "fresh",
          "checked_at": "2026-11-07T05:23:31Z",
          "expires_at": "2026-11-08T07:23:31Z",
          "published_at": "2026-11-07T04:44:02Z"
        }
      ]
    }
  }
}