Network · AS31872

AS31872 Vantive Health

AS31872 (Vantive Health) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS31872

  • OwnerVantive Health
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses5,376
  • IPv4 ranges9
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 159.198.164.0/22
  • 159.198.148.0/22
  • 159.198.132.0/22
  • 159.198.160.0/23
  • 159.198.144.0/23
  • 159.198.128.0/23
  • 159.198.162.0/24
  • 159.198.146.0/24
  • 159.198.130.0/24

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS31872 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 AS31872

Is AS31872 a datacenter or VPN network?

AS31872 (Vantive Health) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS31872?

AS31872 is registered to Vantive Health. It announces about 5,376 IPv4 addresses.

How do I detect traffic from AS31872?

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.