Network · AS30900

AS30900 Sternforth Ltd. trading as WebWorld

AS30900 (Sternforth Ltd. trading as WebWorld) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS30900

  • OwnerSternforth Ltd. trading as WebWorld
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses15,872
  • IPv4 ranges36
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 83.138.8.0/21
  • 217.115.112.0/21
  • 185.176.128.0/22
  • 185.152.4.0/22
  • 185.108.128.0/22
  • 82.26.248.0/23
  • 217.115.126.0/23
  • 217.115.122.0/23
  • 82.29.248.0/24
  • 82.29.247.0/24
  • 82.29.235.0/24
  • 82.29.214.0/24

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

Check an IP address →

Detect it in code

Spot AS30900 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 AS30900

Is AS30900 a datacenter or VPN network?

AS30900 (Sternforth Ltd. trading as WebWorld) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS30900?

AS30900 is registered to Sternforth Ltd. trading as WebWorld. It announces about 15,872 IPv4 addresses.

How do I detect traffic from AS30900?

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.