Network · AS30372

AS30372 Zayo Bandwidth

AS30372 (Zayo Bandwidth) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS30372

  • OwnerZayo Bandwidth
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses1,792
  • IPv4 ranges6
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 8.41.206.0/23
  • 8.41.205.0/24
  • 8.41.202.0/24
  • 8.41.196.0/24
  • 8.41.192.0/24
  • 8.225.194.0/24

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

Check an IP address →

Detect it in code

Spot AS30372 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 AS30372

Is AS30372 a datacenter or VPN network?

AS30372 (Zayo Bandwidth) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS30372?

AS30372 is registered to Zayo Bandwidth. It announces about 1,792 IPv4 addresses.

How do I detect traffic from AS30372?

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.