Network · AS13113

AS13113 ISI Line srl

AS13113 (ISI Line srl) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS13113

OwnerISI Line srl
KindInternet service provider
Servers, not peopleno
IPv4 addresses35,840
IPv4 ranges10
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

87.253.96.0/19
213.144.64.0/19
93.88.112.0/20
5.198.224.0/20
109.75.112.0/20
5.172.208.0/21
37.60.32.0/21
45.82.112.0/22
185.3.252.0/22
185.145.84.0/22

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

Check an IP address →

Detect it in code

Spot AS13113 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 AS13113

Is AS13113 a datacenter or VPN network?

AS13113 (ISI Line srl) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS13113?

AS13113 is registered to ISI Line srl. It announces about 35,840 IPv4 addresses.

How do I detect traffic from AS13113?

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.