Network · AS16989

AS16989 The University of Tennessee Health Science Center

AS16989 (The University of Tennessee Health Science Center) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS16989

  • OwnerThe University of Tennessee Health Sci
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses131,584
  • IPv4 ranges4
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 160.37.0.0/16
  • 128.169.0.0/16
  • 199.164.138.0/24
  • 12.204.200.0/24

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

Check an IP address →

Detect it in code

Spot AS16989 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 AS16989

Is AS16989 a datacenter or VPN network?

AS16989 (The University of Tennessee Health Science Center) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS16989?

AS16989 is registered to The University of Tennessee Health Science Center. It announces about 131,584 IPv4 addresses.

How do I detect traffic from AS16989?

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.