Network · AS7257

AS7257 ITSUDATTE INC.

AS7257 (ITSUDATTE INC.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS7257

OwnerITSUDATTE INC.
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges35

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

208.88.66.0/24
168.151.54.0/24

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

Check an IP address →

Detect it in code

Spot AS7257 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 AS7257

Is AS7257 a datacenter or VPN network?

AS7257 (ITSUDATTE INC.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS7257?

AS7257 is registered to ITSUDATTE INC.. It announces about 512 IPv4 addresses.

How do I detect traffic from AS7257?

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.