Network · AS21993

AS21993 Schlage Lock Company LLC

AS21993 (Schlage Lock Company LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21993

  • OwnerSchlage Lock Company LLC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses3,072
  • IPv4 ranges7
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 198.97.4.0/22
  • 198.102.132.0/23
  • 198.102.130.0/23
  • 198.102.138.0/24
  • 198.102.137.0/24
  • 198.102.134.0/24
  • 198.102.127.0/24

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

Check an IP address →

Detect it in code

Spot AS21993 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 AS21993

Is AS21993 a datacenter or VPN network?

AS21993 (Schlage Lock Company LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21993?

AS21993 is registered to Schlage Lock Company LLC. It announces about 3,072 IPv4 addresses.

How do I detect traffic from AS21993?

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.