Network · AS36844

AS36844 San Antonio Water System

AS36844 (San Antonio Water System) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS36844

  • OwnerSan Antonio Water System
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,560
  • IPv4 ranges5
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 198.203.20.0/22
  • 198.203.16.0/23
  • 198.181.4.0/23
  • 198.203.18.0/24
  • 198.181.6.0/24

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

Check an IP address →

Detect it in code

Spot AS36844 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 AS36844

Is AS36844 a datacenter or VPN network?

AS36844 (San Antonio Water System) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS36844?

AS36844 is registered to San Antonio Water System. It announces about 2,560 IPv4 addresses.

How do I detect traffic from AS36844?

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.