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University of Southern California logo

University of Southern California

🇺🇸 United States

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

AS4

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

ARIN

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

education

Website

isi.edu

Related ASNs have the same name or website. Related

AS47 AS394353

IPv4 CIDRs

50

IPv4 addresses

73984

IPv6 CIDRs

7

IPv6 addresses

393217

Upstreams are networks that provide transit to this ASN. Upstreams (8)

AS10886 University of Maryland logo University of Maryland
AS400215 Sambanova Systems, Inc. logo Sambanova Systems, Inc.
AS262376 NOVANET TELECOMUNICAÇAO LTDA
AS567 Los Nettos logo Los Nettos
AS30844 Liquid Intelligent Technologies  logo Liquid Intelligent Technologies
View more
AS133296 Web Werks India Pvt. Ltd. logo Web Werks India Pvt. Ltd.
AS174 Cogent Communications logo Cogent Communications
AS226 Los Nettos logo Los Nettos

Downstreams are networks that receive transit from this ASN. Downstreams (1)

AS2635 Automattic, Inc logo Automattic, Inc

Peers are networks that exchange traffic with this ASN. Peers (10)

AS270757 VIPNET Provedor de Internet e Serviços de Telecom
AS262376 NOVANET TELECOMUNICAÇAO LTDA
AS226 Los Nettos logo Los Nettos
AS133296 Web Werks India Pvt. Ltd. logo Web Werks India Pvt. Ltd.
AS567 Los Nettos logo Los Nettos
View more
AS10886 University of Maryland logo University of Maryland
AS400215 Sambanova Systems, Inc. logo Sambanova Systems, Inc.
AS174 Cogent Communications logo Cogent Communications
AS30844 Liquid Intelligent Technologies  logo Liquid Intelligent Technologies
AS2635 Automattic, Inc logo Automattic, Inc

Location

City

Marina del Rey

Country

🇺🇸 United States

Coordinates

33.98162, -118.45371

Timezone

America/Los_Angeles

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

whois

Abuse

Email

action@isi.edu

Phone

+1-310-448-8289

Query via the API View API documentation

curl iplib.re/AS4

JSON response

{
  "network": {
    "rir": "ARIN",
    "asn": 4,
    "name": "University of Southern California",
    "type": "education",
    "website": "isi.edu",
    "related": [
      47,
      394353
    ]
  },
  "connectivity": {
    "upstreams": [
      10886,
      400215,
      262376,
      567,
      30844
    ],
    "downstreams": [
      2635
    ],
    "peers": [
      270757,
      262376,
      226,
      133296,
      567
    ]
  },
  "location": {
    "latitude": 33.98162,
    "longitude": -118.45371,
    "country": "US",
    "city": "Marina del Rey",
    "source": "whois",
    "timezone": "America/Los_Angeles"
  },
  "abuse": {
    "email": "action@isi.edu",
    "phone": "+1-310-448-8289"
  },
  "ipv4": {
    "ranges": [
      "43.240.64.0/24",
      "103.68.104.0/24",
      "128.9.192.0/18",
      "128.9.0.0/20",
      "128.9.28.0/23"
    ],
    "cidrs": 50,
    "ips": 73984
  },
  "ipv6": {
    "ranges": [
      "2001:500:202::/48",
      "2001:1878:401::/48",
      "2001:1878:402::/48",
      "2001:1878:403::/48",
      "2001:1878:404::/48"
    ],
    "cidrs": 7,
    "ips": 393217
  }
}