Network · AS4213

AS4213 Krypt Technologies

AS4213 (Krypt Technologies) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS4213

OwnerKrypt Technologies
KindInternet service provider
Servers, not peopleno
IPv4 addresses58,368
IPv4 ranges68
IPv6 ranges11

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

66.211.96.0/20
66.180.192.0/20
66.172.48.0/20
66.172.16.0/20
209.151.240.0/20
66.186.32.0/21
66.172.8.0/21
66.172.32.0/21
216.176.192.0/21
209.151.224.0/21
209.131.72.0/21
76.8.28.0/22

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

Check an IP address →

Detect it in code

Spot AS4213 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 AS4213

Is AS4213 a datacenter or VPN network?

AS4213 (Krypt Technologies) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS4213?

AS4213 is registered to Krypt Technologies. It announces about 58,368 IPv4 addresses.

How do I detect traffic from AS4213?

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.