Network · AS21767

AS21767 Washington College

AS21767 (Washington College) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21767

OwnerWashington College
KindInternet service provider
Servers, not peopleno
IPv4 addresses4,608
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

209.243.32.0/20
76.78.85.0/24
192.146.226.0/24

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

Check an IP address →

Detect it in code

Spot AS21767 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 AS21767

Is AS21767 a datacenter or VPN network?

AS21767 (Washington College) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21767?

AS21767 is registered to Washington College. It announces about 4,608 IPv4 addresses.

How do I detect traffic from AS21767?

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.