Network · AS13588

AS13588 Paychex Incorporated

AS13588 (Paychex Incorporated) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS13588

OwnerPaychex Incorporated
KindInternet service provider
Servers, not peopleno
IPv4 addresses27,904
IPv4 ranges24
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

141.123.160.0/19
141.123.144.0/20
141.123.88.0/21
141.123.64.0/21
141.123.120.0/21
141.123.80.0/22
141.123.240.0/22
141.123.224.0/22
141.123.220.0/22
141.123.140.0/22
141.123.216.0/23
141.123.18.0/23

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

Check an IP address →

Detect it in code

Spot AS13588 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 AS13588

Is AS13588 a datacenter or VPN network?

AS13588 (Paychex Incorporated) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS13588?

AS13588 is registered to Paychex Incorporated. It announces about 27,904 IPv4 addresses.

How do I detect traffic from AS13588?

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.