Network · AS35141

AS35141 A1 Bulgaria EAD

AS35141 (A1 Bulgaria EAD) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS35141

OwnerA1 Bulgaria EAD
KindInternet service provider
Servers, not peopleno
IPv4 addresses111,360
IPv4 ranges150
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

78.90.80.0/20
78.90.0.0/20
77.70.16.0/20
95.111.80.0/21
95.111.72.0/21
95.111.0.0/21
78.90.96.0/21
78.90.64.0/21
78.90.48.0/21
78.90.24.0/21
78.90.144.0/21
77.70.96.0/21

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS35141 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 AS35141

Is AS35141 a datacenter or VPN network?

AS35141 (A1 Bulgaria EAD) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS35141?

AS35141 is registered to A1 Bulgaria EAD. It announces about 111,360 IPv4 addresses.

How do I detect traffic from AS35141?

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.