Network · AS12338

AS12338 Euskaltel S.A.

AS12338 (Euskaltel S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS12338

  • OwnerEuskaltel S.A.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses511,232
  • IPv4 ranges59
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 85.84.0.0/16
  • 83.213.0.0/16
  • 82.130.128.0/17
  • 81.9.128.0/17
  • 62.99.0.0/17
  • 37.218.0.0/17
  • 91.116.0.0/18
  • 85.85.0.0/18
  • 5.159.128.0/18
  • 212.8.64.0/18
  • 212.142.192.0/18
  • 178.60.64.0/18

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

Check an IP address →

Detect it in code

Spot AS12338 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 AS12338

Is AS12338 a datacenter or VPN network?

AS12338 (Euskaltel S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS12338?

AS12338 is registered to Euskaltel S.A.. It announces about 511,232 IPv4 addresses.

How do I detect traffic from AS12338?

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.