Network · AS19257

AS19257 SUBRIGO CORPORATION

AS19257 (SUBRIGO CORPORATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS19257

  • OwnerSUBRIGO CORPORATION
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses18,176
  • IPv4 ranges22
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 138.229.64.0/19
  • 107.150.184.0/21
  • 199.180.152.0/22
  • 107.150.180.0/22
  • 65.171.146.0/23
  • 23.252.64.0/23
  • 216.193.226.0/23
  • 199.180.156.0/23
  • 104.255.150.0/23
  • 72.37.159.0/24
  • 72.37.136.0/24
  • 66.212.26.0/24

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

Check an IP address →

Detect it in code

Spot AS19257 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 AS19257

Is AS19257 a datacenter or VPN network?

AS19257 (SUBRIGO CORPORATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS19257?

AS19257 is registered to SUBRIGO CORPORATION. It announces about 18,176 IPv4 addresses.

How do I detect traffic from AS19257?

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.