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
University of California, Santa Cruz logo

University of California, Santa Cruz

🇺🇸 United States

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

AS5739

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

ucsc.edu

Related ASNs have the same name or website. Related

-

IPv4 CIDRs

2

IPv4 addresses

131072

IPv6 CIDRs

1

IPv6 addresses

1

Upstreams are networks that provide transit to this ASN. Upstreams (1)

AS2152 CENIC - CalREN logo CENIC - CalREN

Peers are networks that exchange traffic with this ASN. Peers (2)

AS2152 CENIC - CalREN logo CENIC - CalREN
AS2153 CENIC logo CENIC

IPv4 CIDRs (2)

128.114.0.0/16
169.233.0.0/16

IPv6 CIDRs (1)

2607:f5f0::/32

Location

City

Santa Cruz

Country

🇺🇸 United States

Coordinates

36.97412, -122.0308

Timezone

America/Los_Angeles

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

whois

Abuse

Email

abuse@ucsc.edu

Phone

+1-831-459-2714

Query via the API View API documentation 

curl iplib.re/AS5739

JSON response

{
  "network": {
    "rir": "ARIN",
    "asn": 5739,
    "name": "University of California, Santa Cruz",
    "type": "education",
    "website": "ucsc.edu"
  },
  "connectivity": {
    "upstreams": [
      2152
    ],
    "peers": [
      2152,
      2153
    ]
  },
  "location": {
    "latitude": 36.97412,
    "longitude": -122.0308,
    "country": "US",
    "city": "Santa Cruz",
    "source": "whois",
    "timezone": "America/Los_Angeles"
  },
  "abuse": {
    "email": "abuse@ucsc.edu",
    "phone": "+1-831-459-2714"
  },
  "ipv4": {
    "ranges": [
      "128.114.0.0/16",
      "169.233.0.0/16"
    ],
    "cidrs": 2,
    "ips": 131072
  },
  "ipv6": {
    "ranges": [
      "2607:f5f0::/32"
    ],
    "cidrs": 1,
    "ips": 1
  }
}