Network · AS31845

AS31845 ISI Communications

AS31845 (ISI Communications) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS31845

OwnerISI Communications
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,536
IPv4 ranges2
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

74.116.28.0/22
74.116.26.0/23

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

Check an IP address →

Detect it in code

Spot AS31845 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 AS31845

Is AS31845 a datacenter or VPN network?

AS31845 (ISI Communications) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS31845?

AS31845 is registered to ISI Communications. It announces about 1,536 IPv4 addresses.

How do I detect traffic from AS31845?

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.