37.63.72.0

Sofia · Bulgaria · A1 Bulgaria EAD

Autonomous system: AS29580
Country: BG
Risk score: Not a probability

IP address summary

IP address: 37.63.72.0
ASN: AS29580
Network operator: A1 Bulgaria EAD
ISP: A1 Bulgaria EAD
Containing network profile: 37.63.0.0/16
Operator category: Business Broadband

The containing profile is the nearest published aggregate. It is not a registry allocation or BGP ownership record.

Public ASN reference

Reference ASN: AS29580
Source label: A1BG_RSG A1 Bulgaria EAD
Reference interval: 37.63.36.0 to 37.63.78.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS29580. An interval is not necessarily a BGP prefix or registered allocation. It does not establish geolocation or ownership.

IPtoASN source Reference methodology

IP geolocation

World map with country boundaries — Approximate network location; not a device positionNatural Earth map data

Country: Bulgaria
City: Sofia
Region: Sofia-Capital
Postal code: Not supplied
Timezone: Europe/Sofia
Local time: 2026-11-04 14:45:39
Approximate coordinates: 42.712, 23.315

Network-level coordinates do not identify a precise user or device location. How geolocation works

VPN, proxy and network signals

VPNNot listed

ProxyNot listed

TorNot classified

HostingNot classified

MobileNot classified

Risk score: 0

A low score is not proof that an address is safe.

Read exact field definitions

ASN and network operator

AS29580 profile

Organization: A1 Bulgaria EAD
ASN domain: a1.bg
Operator type: Business Broadband

The ASN organization can differ from the organization using an individual address.

Network registration

Matching record range: 37.63.72.0 – 37.63.78.255
Registered network name: BG-MTELNET-20120123
Registered network block: 37.63.0.0/17
Registration source: RIPENCC WHOIS
Company: A1 Bulgaria EAD
Usage type: business
Company website: a1.bg

Registration and company fields describe this source record. They can differ from the ASN operator and from live routing announcements.

Abuse contact

Contact name: A1 Bulgaria EAD Abuse
Published contact network: 37.63.0.0/17
Abuse email: RIPE.Abuse@a1.bg
Phone: +359 88 8088088
Postal address: 1 Kukush Str. 1345, Sofia, Bulgaria
Contact country: Bulgaria

This contact is attached to the network record. Include the source IP, UTC timestamps and relevant logs when reporting abuse.

Actual API response

Open JSON

37.63.72.0 · live response

{
  "ip": "37.63.72.0",
  "isp": {
    "asn": "AS29580",
    "org": "A1 Bulgaria EAD",
    "isp": "A1 Bulgaria EAD"
  },
  "location": {
    "country": "Bulgaria",
    "country_code": "BG",
    "city": "Sofia",
    "state": "Sofia-Capital",
    "zipcode": "",
    "latitude": 42.711761599813336,
    "longitude": 23.31531200912814,
    "timezone": "Europe/Sofia",
    "localtime": "2026-11-04T14:45:39"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}