Network · AS45143

AS45143 Singapore Telecom Mobile Pte Ltd

AS45143 (Singapore Telecom Mobile Pte Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS45143

OwnerSingapore Telecom Mobile Pte Ltd
KindInternet service provider
Servers, not peopleno
IPv4 addresses110,592
IPv4 ranges18
IPv6 ranges16

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

180.255.128.0/17
14.100.128.0/17
119.234.0.0/17
111.65.64.0/20
111.65.56.0/21
111.65.44.0/22
111.65.32.0/22
202.78.56.0/23
111.65.52.0/23
111.65.48.0/23
111.65.40.0/23
111.65.36.0/23

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-21.

Check an IP address →

Detect it in code

Spot AS45143 traffic at signup.

Send the visitor's IP. The response includes the ASN, the owner and flags.hosting.

curl https://veqen-app.com/v1/ip/check \
  -H "Authorization: Bearer $VEQEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"ip": "203.0.113.7"}'

import os, requests

r = requests.post(
    "https://veqen-app.com/v1/ip/check",
    headers={"Authorization": f"Bearer {os.environ['VEQEN_API_KEY']}"},
    json={"ip": "203.0.113.7"},
    timeout=10,
)
result = r.json()
print(result["risk"]["verdict"], result["risk"]["reasons"])

const res = await fetch("https://veqen-app.com/v1/ip/check", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.VEQEN_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({"ip": "203.0.113.7"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);

Questions

About AS45143

Is AS45143 a datacenter or VPN network?

AS45143 (Singapore Telecom Mobile Pte Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS45143?

AS45143 is registered to Singapore Telecom Mobile Pte Ltd. It announces about 110,592 IPv4 addresses.

How do I detect traffic from AS45143?

Call the Veqen IP check with the visitor's address. The response includes the ASN, the owner and whether the network is a datacenter, VPN network, relay or ISP.