Network · AS6421

AS6421 TATA COMMUNICATIONS (AMERICA) INC

AS6421 (TATA COMMUNICATIONS (AMERICA) INC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS6421

  • OwnerTATA COMMUNICATIONS (AMERICA) INC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses9,984
  • IPv4 ranges26
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 103.16.252.0/22
  • 202.183.76.0/23
  • 202.183.74.0/23
  • 202.183.64.0/23
  • 180.87.190.0/23
  • 180.87.152.0/23
  • 180.87.140.0/23
  • 180.87.138.0/23
  • 180.87.126.0/23
  • 180.87.120.0/23
  • 138.104.230.0/23
  • 202.183.79.0/24

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

Check an IP address →

Detect it in code

Spot AS6421 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 AS6421

Is AS6421 a datacenter or VPN network?

AS6421 (TATA COMMUNICATIONS (AMERICA) INC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS6421?

AS6421 is registered to TATA COMMUNICATIONS (AMERICA) INC. It announces about 9,984 IPv4 addresses.

How do I detect traffic from AS6421?

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.