Network · AS21807

AS21807 Aetherial Networks LLC

AS21807 (Aetherial Networks LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21807

OwnerAetherial Networks LLC
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges2
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

142.248.160.0/22
23.143.172.0/24

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

Check an IP address →

Detect it in code

Spot AS21807 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 AS21807

Is AS21807 a datacenter or VPN network?

AS21807 (Aetherial Networks LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21807?

AS21807 is registered to Aetherial Networks LLC. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS21807?

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.