ASN Lookup Tool
AS3128 University of Wisconsin System

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Lookup for:

AS3128

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ASN Extended Info API

ASN Details JSON View

ASN Details

ASN

AS3128

Organisation

University of Wisconsin System

AS Name

BRUWS-AS3128

IPv4 Addresses Announced

655,360

IPv4 Prefixes Announced

Bogon Prefixes Announced

IPv4 Space Rank

#496 out of 75,079

Registry

ARIN

Registered Country

Registration Date

1993-11-17

Registration Change

2018-03-07

Receiving From

ASN

Organisation

ASN

AS7018

Organisation

ATT Services Inc.

ASN

AS4181

Organisation

TDS TELECOM

ASN

AS2381

Organisation

WiscNet

ASN

AS1299

Organisation

Telia Company AB

ASN

AS19782

Organisation

Indiana University

ASN

AS11537

Organisation

Internet2

ASN

AS11164

Organisation

Internet2

Transit To

ASN

Organisation

ASN

AS59

Organisation

University of Wisconsin Madison

ASN

AS19184

Organisation

University of Wisconsin Eau Claire

ASN

AS7050

Organisation

University of Wisconsin Milwaukee

ASN

AS46103

Organisation

University of Wisconsin Whitewater

ASN

AS47065

Organisation

USC UFMG PEERING Research Testbed

ASN

AS394049

Organisation

University of Wisconsin Hospital and Clinics

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Showing 10 of 18 Results View More >

1

{
2

"asn": "AS3128",
3

"asnNumeric": 3128,
4

"organisation": "University of Wisconsin System",
5

"name": "BRUWS-AS3128",
6

"registry": "ARIN",
7

"registeredCountry": "US",
8

"registeredCountryName": "United States of America",
9

"registrationDate": "1993-11-17",
10

"registrationLastChange": "2018-03-07",
11

"totalIpv4Addresses": 655360,
12

"totalIpv4Prefixes": 18,
13

"totalIpv4BogonPrefixes": 0,
14

"rank": 496,
15

"rankText": "#496 out of 75,079",
16

"receivingFrom": [...]
- 17
  
  {...}
  - 18
    
    "asn": "AS7018",
  - 19
    
    "asnNumeric": 7018,
  - 20
    
    "organisation": "ATT Services Inc.",
  - 21
    
    "name": "ATT-INTERNET4",
  - 22
    
    "registry": "ARIN",
  - 23
    
    "registeredCountry": "US",
  - 24
    
    "registeredCountryName": "United States of America",
  - 25
    
    "totalIpv4Addresses": 96891630,
  - 26
    
    "rank": 3
  - 27
    
    },
- 28
  
  {...}
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    "asn": "AS4181",
  - 30
    
    "asnNumeric": 4181,
  - 31
    
    "organisation": "TDS TELECOM",
  - 32
    
    "name": "TDS-AS",
  - 33
    
    "registry": "ARIN",
  - 34
    
    "registeredCountry": "US",
  - 35
    
    "registeredCountryName": "United States of America",
  - 36
    
    "totalIpv4Addresses": 1616096,
  - 37
    
    "rank": 257
  - 38
    
    },
- 39
  
  {...}
  - 40
    
    "asn": "AS2381",
  - 41
    
    "asnNumeric": 2381,
  - 42
    
    "organisation": "WiscNet",
  - 43
    
    "name": "WISCNET1-AS",
  - 44
    
    "registry": "ARIN",
  - 45
    
    "registeredCountry": "US",
  - 46
    
    "registeredCountryName": "United States of America",
  - 47
    
    "totalIpv4Addresses": 525312,
  - 48
    
    "rank": 585
  - 49
    
    },
- 50
  
  {...}
  - 51
    
    "asn": "AS1299",
  - 52
    
    "asnNumeric": 1299,
  - 53
    
    "organisation": "Telia Company AB",
  - 54
    
    "name": "TWELVE99",
  - 55
    
    "registry": "RIPE",
  - 56
    
    "registeredCountry": "SE",
  - 57
    
    "registeredCountryName": "Sweden",
  - 58
    
    "totalIpv4Addresses": 258048,
  - 59
    
    "rank": 963
  - 60
    
    },
- 61
  
  {...}
  - 62
    
    "asn": "AS19782",
  - 63
    
    "asnNumeric": 19782,
  - 64
    
    "organisation": "Indiana University",
  - 65
    
    "name": "INDIANAGIGAPOP",
  - 66
    
    "registry": "ARIN",
  - 67
    
    "registeredCountry": "US",
  - 68
    
    "registeredCountryName": "United States of America",
  - 69
    
    "totalIpv4Addresses": 21504,
  - 70
    
    "rank": 6156
  - 71
    
    },
- 72
  
  {...}
  - 73
    
    "asn": "AS11537",
  - 74
    
    "asnNumeric": 11537,
  - 75
    
    "organisation": "Internet2",
  - 76
    
    "name": "INTERNET2-RESEARCH-EDU",
  - 77
    
    "registry": "ARIN",
  - 78
    
    "registeredCountry": "US",
  - 79
    
    "registeredCountryName": "United States of America",
  - 80
    
    "totalIpv4Addresses": 6914,
  - 81
    
    "rank": 12022
  - 82
    
    },
- 83
  
  {...}
  - 84
    
    "asn": "AS11164",
  - 85
    
    "asnNumeric": 11164,
  - 86
    
    "organisation": "Internet2",
  - 87
    
    "name": "INTERNET2-I2PX",
  - 88
    
    "registry": "ARIN",
  - 89
    
    "registeredCountry": "US",
  - 90
    
    "registeredCountryName": "United States of America",
  - 91
    
    "totalIpv4Addresses": 1280,
  - 92
    
    "rank": 27358
  - 93
    
    }
- 94
  
  ],
95

"transitTo": [...]
- 96
  
  {...}
  - 97
    
    "asn": "AS59",
  - 98
    
    "asnNumeric": 59,
  - 99
    
    "organisation": "University of Wisconsin Madison",
  - 100
    
    "name": "WISC-MADISON-AS",
  - 101
    
    "registry": "ARIN",
  - 102
    
    "registeredCountry": "US",
  - 103
    
    "registeredCountryName": "United States of America",
  - 104
    
    "totalIpv4Addresses": 329472,
  - 105
    
    "rank": 784
  - 106
    
    },
- 107
  
  {...}
  - 108
    
    "asn": "AS19184",
  - 109
    
    "asnNumeric": 19184,
  - 110
    
    "organisation": "University of Wisconsin Eau Claire",
  - 111
    
    "name": "UWECNET",
  - 112
    
    "registry": "ARIN",
  - 113
    
    "registeredCountry": "US",
  - 114
    
    "registeredCountryName": "United States of America",
  - 115
    
    "totalIpv4Addresses": 66048,
  - 116
    
    "rank": 2860
  - 117
    
    },
- 118
  
  {...}
  - 119
    
    "asn": "AS7050",
  - 120
    
    "asnNumeric": 7050,
  - 121
    
    "organisation": "University of Wisconsin Milwaukee",
  - 122
    
    "name": "UW-MILWAUKEE-AS1",
  - 123
    
    "registry": "ARIN",
  - 124
    
    "registeredCountry": "US",
  - 125
    
    "registeredCountryName": "United States of America",
  - 126
    
    "totalIpv4Addresses": 65792,
  - 127
    
    "rank": 2924
  - 128
    
    },
- 129
  
  {...}
  - 130
    
    "asn": "AS46103",
  - 131
    
    "asnNumeric": 46103,
  - 132
    
    "organisation": "University of Wisconsin Whitewater",
  - 133
    
    "name": "UWW-EDU-ASN",
  - 134
    
    "registry": "ARIN",
  - 135
    
    "registeredCountry": "US",
  - 136
    
    "registeredCountryName": "United States of America",
  - 137
    
    "totalIpv4Addresses": 65536,
  - 138
    
    "rank": 3557
  - 139
    
    },
- 140
  
  {...}
  - 141
    
    "asn": "AS47065",
  - 142
    
    "asnNumeric": 47065,
  - 143
    
    "organisation": "USC UFMG PEERING Research Testbed",
  - 144
    
    "name": "PEERING-RESEARCH-TESTBED-USC-UFMG-AS47065",
  - 145
    
    "registry": "ARIN",
  - 146
    
    "registeredCountry": "US",
  - 147
    
    "registeredCountryName": "United States of America",
  - 148
    
    "totalIpv4Addresses": 1536,
  - 149
    
    "rank": 26400
  - 150
    
    },
- 151
  
  {...}
  - 152
    
    "asn": "AS394049",
  - 153
    
    "asnNumeric": 394049,
  - 154
    
    "organisation": "University of Wisconsin Hospital and Clinics",
  - 155
    
    "name": "UWHCA",
  - 156
    
    "registry": "ARIN",
  - 157
    
    "registeredCountry": "US",
  - 158
    
    "registeredCountryName": "United States of America",
  - 159
    
    "totalIpv4Addresses": 512,
  - 160
    
    "rank": 55507
  - 161
    
    }
- 162
  
  ],
163

"confidenceArea": [...]
- 164
  
  {...}
  - 165
    
    "latitude": 41.80369,
  - 166
    
    "longitude": -87.80394
  - 167
    
    },
- 168
  
  {...}
  - 169
    
    "latitude": 42.49369,
  - 170
    
    "longitude": -90.59394
  - 171
    
    },
- 172
  
  {...}
  - 173
    
    "latitude": 42.51514,
  - 174
    
    "longitude": -90.65846
  - 175
    
    },
- 176
  
  {...}
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    "latitude": 42.54551,
  - 178
    
    "longitude": -90.71557
  - 179
    
    },
- 180
  
  {...}
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    "latitude": 42.583534,
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    "longitude": -90.7629
  - 183
    
    },
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    "latitude": 44.713535,
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    "longitude": -92.912895
  - 187
    
    },
- 188
  
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    "latitude": 44.758472,
  - 190
    
    "longitude": -92.94899
  - 191
    
    },
- 192
  
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    "latitude": 44.807774,
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    "longitude": -92.97137
  - 195
    
    },
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    "longitude": -92.97907
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    },
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    "longitude": -92.97176
  - 203
    
    },
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    "latitude": 46.770893,
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    "longitude": -92.43176
  - 207
    
    },
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    "longitude": -92.41085
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    },
- 212
  
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  - 215
    
    },
- 216
  
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  - 219
    
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- 220
  
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    "longitude": -92.277306
  - 223
    
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    },
- 264
  
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    },
- 268
  
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    "latitude": 42.056503,
  - 270
    
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  - 271
    
    },
- 272
  
  {...}
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    "latitude": 42.007374,
  - 274
    
    "longitude": -87.34392
  - 275
    
    },
- 276
  
  {...}
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    "latitude": 41.959507,
  - 278
    
    "longitude": -87.35952
  - 279
    
    },
- 280
  
  {...}
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    "latitude": 41.914753,
  - 282
    
    "longitude": -87.38789
  - 283
    
    },
- 284
  
  {...}
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    "latitude": 41.87484,
  - 286
    
    "longitude": -87.427956
  - 287
    
    },
- 288
  
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    "latitude": 41.84131,
  - 290
    
    "longitude": -87.47814
  - 291
    
    },
- 292
  
  {...}
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    "latitude": 41.815464,
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    },
- 296
  
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    "longitude": -87.60083
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    },
- 300
  
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    "latitude": 41.79047,
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    },
- 304
  
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    },
- 308
  
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    "longitude": -87.80394
  - 311
    
    },
- 312
  
  {...}
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    "latitude": 41.80369,
  - 314
    
    "longitude": -87.80394
  - 315
    
    }
- 316
  
  ]
317

}

ASN Lookup Tool
AS3128 University of Wisconsin System

AS3128

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ASN Lookup Tool AS3128 University of Wisconsin System

AS3128

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ASN Lookup Tool
AS3128 University of Wisconsin System