Network · AS43545

AS43545 Teledata UK Limited

AS43545 (Teledata UK Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS43545

  • OwnerTeledata UK Limited
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses11,776
  • IPv4 ranges10
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 80.84.80.0/20
  • 80.84.64.0/21
  • 78.40.144.0/21
  • 77.74.104.0/21
  • 212.84.73.0/24
  • 212.84.69.0/24
  • 212.84.67.0/24
  • 212.84.65.0/24
  • 185.113.219.0/24
  • 185.113.216.0/24

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

Check an IP address →

Detect it in code

Spot AS43545 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 AS43545

Is AS43545 a datacenter or VPN network?

AS43545 (Teledata UK Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS43545?

AS43545 is registered to Teledata UK Limited. It announces about 11,776 IPv4 addresses.

How do I detect traffic from AS43545?

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.