Network · AS137

AS137 Consortium GARR

AS137 (Consortium GARR) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS137

  • OwnerConsortium GARR
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,769,920
  • IPv4 ranges82
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 193.204.0.0/15
  • 147.162.0.0/15
  • 90.147.0.0/16
  • 193.206.0.0/16
  • 192.167.0.0/16
  • 160.97.0.0/16
  • 160.80.0.0/16
  • 160.78.0.0/16
  • 159.149.0.0/16
  • 158.110.0.0/16
  • 157.27.0.0/16
  • 157.138.0.0/16

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

Check an IP address →

Detect it in code

Spot AS137 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 AS137

Is AS137 a datacenter or VPN network?

AS137 (Consortium GARR) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS137?

AS137 is registered to Consortium GARR. It announces about 2,769,920 IPv4 addresses.

How do I detect traffic from AS137?

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.