IPLibre logo IPLibre

Search any IP address or ASN

Enter an IPv4, IPv6, or ASN to retrieve geolocation, network, company, privacy and abuse details. You can also query it via the API or download the database.

or  bulk search
Mass Response Service GmbH logo

Mass Response Service GmbH

🇦🇹 Austria

The ASN (Autonomous System Number) is a unique number assigned to an autonomous system, used to identify the network. ASN

AS51265

The RIR (Regional Internet Registry) is the organization responsible for managing ASN allocation in a specific region. RIR

RIPE

The type of ASN. Can be business, isp, hosting, government, or education. Type

business

Website

massresponse.com

Related ASNs have the same name or website. Related

-

IPv4 CIDRs

17

IPv4 addresses

64512

IPv6 CIDRs

1

IPv6 addresses

8

Upstreams are networks that provide transit to this ASN. Upstreams (4)

AS1764 Next Layer Telecommunications logo Next Layer Telecommunications
AS8220 COLT logo COLT
AS6939 Hurricane Electric LLC logo Hurricane Electric LLC
AS13335 Cloudflare, Inc. logo Cloudflare, Inc.

Peers are networks that exchange traffic with this ASN. Peers (14)

AS35280 F5 Networks SARL logo F5 Networks SARL
AS50304 Blix Solutions AS logo Blix Solutions AS
AS37721 Virtual Technologies & Solutions
AS48362 Stadtwerke Feldkirch logo Stadtwerke Feldkirch
AS213241 TECHIT.BE SRL logo TECHIT.BE SRL
View more
AS8220 COLT logo COLT
AS50300 CustodianDC Limited logo CustodianDC Limited
AS34549 meerfarbig GmbH & Co. KG logo meerfarbig GmbH & Co. KG
AS13335 Cloudflare, Inc. logo Cloudflare, Inc.
AS6939 Hurricane Electric LLC logo Hurricane Electric LLC
AS1764 Next Layer Telecommunications logo Next Layer Telecommunications
AS17639 Converge ICT Solutions Inc. logo Converge ICT Solutions Inc.
AS29504 Freenet Liberec, z.s. logo Freenet Liberec, z.s.
AS24482 SG.GS logo SG.GS

IPv6 CIDRs (1)

2a04:9540::/29

Location

City

Vienna

Country

🇦🇹 Austria

Coordinates

48.20849, 16.37208

Timezone

Europe/Vienna

We transparently share the different sources used to determine a likely location for this IP address. Source

whois

Abuse

Email

abuse@massresponse.com

Phone

-

Query via the API View API documentation

curl iplib.re/AS51265

JSON response

{
  "network": {
    "rir": "RIPE",
    "asn": 51265,
    "name": "Mass Response Service GmbH",
    "type": "business",
    "website": "massresponse.com"
  },
  "connectivity": {
    "upstreams": [
      1764,
      8220,
      6939,
      13335
    ],
    "peers": [
      35280,
      50304,
      37721,
      48362,
      213241
    ]
  },
  "location": {
    "latitude": 48.20849,
    "longitude": 16.37208,
    "country": "AT",
    "city": "Vienna",
    "source": "whois",
    "timezone": "Europe/Vienna"
  },
  "abuse": {
    "email": "abuse@massresponse.com"
  },
  "ipv4": {
    "ranges": [
      "41.66.64.0/18",
      "62.240.128.0/19",
      "62.240.129.0/24",
      "62.240.136.0/24",
      "62.240.137.0/24"
    ],
    "cidrs": 17,
    "ips": 64512
  },
  "ipv6": {
    "ranges": [
      "2a04:9540::/29"
    ],
    "cidrs": 1,
    "ips": 8
  }
}