Network · AS5307

AS5307 DoD Network Information Center

AS5307 (DoD Network Information Center) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS5307

OwnerDoD Network Information Center
KindInternet service provider
Servers, not peopleno
IPv4 addresses108,288
IPv4 ranges41
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

152.229.0.0/16
214.66.64.0/19
199.31.64.0/19
214.23.32.0/20
214.49.16.0/21
214.23.8.0/21
214.23.16.0/21
214.49.24.0/22
214.24.136.0/22
214.10.8.0/22
156.112.108.0/22
144.251.44.0/22

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

Check an IP address →

Detect it in code

Spot AS5307 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 AS5307

Is AS5307 a datacenter or VPN network?

AS5307 (DoD Network Information Center) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS5307?

AS5307 is registered to DoD Network Information Center. It announces about 108,288 IPv4 addresses.

How do I detect traffic from AS5307?

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.