Network · AS9121

AS9121 Turk Telekomunikasyon Anonim Sirketi

AS9121 (Turk Telekomunikasyon Anonim Sirketi) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS9121

OwnerTurk Telekomunikasyon Anonim Sirketi
KindInternet service provider
Servers, not peopleno
IPv4 addresses6,749,440
IPv4 ranges747
IPv6 ranges3,475

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

95.0.0.0/14
95.8.0.0/15
88.248.0.0/15
88.230.0.0/15
85.104.0.0/15
78.188.0.0/15
78.186.0.0/15
195.174.0.0/15
95.6.0.0/16
95.4.0.0/16
95.13.0.0/16
95.11.0.0/16

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

Check an IP address →

Detect it in code

Spot AS9121 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 AS9121

Is AS9121 a datacenter or VPN network?

AS9121 (Turk Telekomunikasyon Anonim Sirketi) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS9121?

AS9121 is registered to Turk Telekomunikasyon Anonim Sirketi. It announces about 6,749,440 IPv4 addresses.

How do I detect traffic from AS9121?

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.