Network · AS17903

AS17903 Cognizant Technology Solutions India Pvt Ltd

AS17903 (Cognizant Technology Solutions India Pvt Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS17903

  • OwnerCognizant Technology Solutions India P
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses18,176
  • IPv4 ranges24
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 116.66.144.0/20
  • 203.99.208.0/21
  • 203.99.192.0/21
  • 27.118.40.0/22
  • 27.118.36.0/22
  • 203.99.216.0/22
  • 203.99.204.0/22
  • 8.5.252.0/23
  • 27.118.34.0/23
  • 203.99.200.0/23
  • 203.132.208.0/23
  • 116.66.140.0/23

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

Check an IP address →

Detect it in code

Spot AS17903 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 AS17903

Is AS17903 a datacenter or VPN network?

AS17903 (Cognizant Technology Solutions India Pvt Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS17903?

AS17903 is registered to Cognizant Technology Solutions India Pvt Ltd. It announces about 18,176 IPv4 addresses.

How do I detect traffic from AS17903?

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.