Network · AS127

AS127 Jet Propulsion Laboratory

AS127 (Jet Propulsion Laboratory) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS127

  • OwnerJet Propulsion Laboratory
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses275,456
  • IPv4 ranges15
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 137.78.0.0/15
  • 137.228.0.0/16
  • 128.149.0.0/16
  • 207.151.192.0/19
  • 207.151.104.0/22
  • 207.151.100.0/22
  • 207.151.98.0/23
  • 198.147.118.0/23
  • 192.159.132.0/23
  • 207.151.96.0/24
  • 207.151.150.0/24
  • 192.159.138.0/24

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

Check an IP address →

Detect it in code

Spot AS127 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 AS127

Is AS127 a datacenter or VPN network?

AS127 (Jet Propulsion Laboratory) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS127?

AS127 is registered to Jet Propulsion Laboratory. It announces about 275,456 IPv4 addresses.

How do I detect traffic from AS127?

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.