Network · AS203278

AS203278 serv.it Gesellschaft fur IT Services mbH

AS203278 (serv.it Gesellschaft fur IT Services mbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS203278

  • Ownerserv.it Gesellschaft fur IT Services m
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses768
  • IPv4 ranges2
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 185.139.204.0/23
  • 185.139.207.0/24

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

Check an IP address →

Detect it in code

Spot AS203278 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 AS203278

Is AS203278 a datacenter or VPN network?

AS203278 (serv.it Gesellschaft fur IT Services mbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS203278?

AS203278 is registered to serv.it Gesellschaft fur IT Services mbH. It announces about 768 IPv4 addresses.

How do I detect traffic from AS203278?

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.