ASN Lookup Tool
AS11039 The George Washington University

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:

AS11039

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ASN Extended Info API

ASN Details JSON View

ASN Details

ASN

AS11039

Organisation

The George Washington University

AS Name

GWU

IPv4 Addresses Announced

131,072

IPv4 Prefixes Announced

Bogon Prefixes Announced

IPv4 Space Rank

#1,636 out of 75,025

Registry

ARIN

Registered Country

Registration Date

1998-03-17

Registration Change

2012-02-24

Receiving From

ASN

Organisation

ASN

AS36351

Organisation

SoftLayer Technologies Inc.

ASN

AS4181

Organisation

TDS TELECOM

ASN

AS6461

Organisation

Zayo Bandwidth

ASN

AS6079

Organisation

RCN

ASN

AS8220

Organisation

COLT Technology Services Group Limited

ASN

AS46887

Organisation

Lightower Fiber Networks I LLC

ASN

AS16735

Organisation

ALGAR TELECOM SA

ASN

AS6939

Organisation

Hurricane Electric LLC

ASN

AS4826

Organisation

VOCUS PTY LTD

ASN

AS11686

Organisation

Education Networks of America

Showing 10 of 26 Results View More >

Transit To

ASN

Organisation

ASN

AS7018

Organisation

ATT Services Inc.

ASN

AS721

Organisation

DoD Network Information Center

ASN

AS8075

Organisation

Microsoft Corporation

ASN

AS16509

Organisation

Amazon.com Inc.

ASN

AS1221

Organisation

Telstra Corporation Limited

ASN

AS22773

Organisation

Cox Communications Inc.

ASN

AS5089

Organisation

Virgin Media Limited

ASN

AS12389

Organisation

PJSC Rostelecom

ASN

AS45090

Organisation

Shenzhen Tencent Computer Systems Company Limited

ASN

AS36351

Organisation

SoftLayer Technologies Inc.

Showing 10 of 50 Results View More >

Active Prefixes

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

1

{
2

"asn": "AS11039",
3

"asnNumeric": 11039,
4

"organisation": "The George Washington University",
5

"name": "GWU",
6

"registry": "ARIN",
7

"registeredCountry": "US",
8

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

"registrationDate": "1998-03-17",
10

"registrationLastChange": "2012-02-24",
11

"totalIpv4Addresses": 131072,
12

"totalIpv4Prefixes": 3,
13

"totalIpv4BogonPrefixes": 0,
14

"rank": 1636,
15

"rankText": "#1,636 out of 75,025",
16

"receivingFrom": [...]
- 17
  
  {...}
  - 18
    
    "asn": "AS36351",
  - 19
    
    "asnNumeric": 36351,
  - 20
    
    "organisation": "SoftLayer Technologies Inc.",
  - 21
    
    "name": "SOFTLAYER",
  - 22
    
    "registry": "ARIN",
  - 23
    
    "registeredCountry": "US",
  - 24
    
    "registeredCountryName": "United States of America",
  - 25
    
    "totalIpv4Addresses": 4525057,
  - 26
    
    "rank": 115
  - 27
    
    },
- 28
  
  {...}
  - 29
    
    "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": "AS6461",
  - 41
    
    "asnNumeric": 6461,
  - 42
    
    "organisation": "Zayo Bandwidth",
  - 43
    
    "name": "ZAYO-6461",
  - 44
    
    "registry": "ARIN",
  - 45
    
    "registeredCountry": "US",
  - 46
    
    "registeredCountryName": "United States of America",
  - 47
    
    "totalIpv4Addresses": 1373312,
  - 48
    
    "rank": 298
  - 49
    
    },
- 50
  
  {...}
  - 51
    
    "asn": "AS6079",
  - 52
    
    "asnNumeric": 6079,
  - 53
    
    "organisation": "RCN",
  - 54
    
    "name": "RCN-AS",
  - 55
    
    "registry": "ARIN",
  - 56
    
    "registeredCountry": "US",
  - 57
    
    "registeredCountryName": "United States of America",
  - 58
    
    "totalIpv4Addresses": 1324800,
  - 59
    
    "rank": 306
  - 60
    
    },
- 61
  
  {...}
  - 62
    
    "asn": "AS8220",
  - 63
    
    "asnNumeric": 8220,
  - 64
    
    "organisation": "COLT Technology Services Group Limited",
  - 65
    
    "name": "COLT",
  - 66
    
    "registry": "RIPE",
  - 67
    
    "registeredCountry": "GB",
  - 68
    
    "registeredCountryName": "United Kingdom",
  - 69
    
    "totalIpv4Addresses": 1213696,
  - 70
    
    "rank": 325
  - 71
    
    },
- 72
  
  {...}
  - 73
    
    "asn": "AS46887",
  - 74
    
    "asnNumeric": 46887,
  - 75
    
    "organisation": "Lightower Fiber Networks I LLC",
  - 76
    
    "name": "LIGHTOWER",
  - 77
    
    "registry": "ARIN",
  - 78
    
    "registeredCountry": "US",
  - 79
    
    "registeredCountryName": "United States of America",
  - 80
    
    "totalIpv4Addresses": 595712,
  - 81
    
    "rank": 525
  - 82
    
    },
- 83
  
  {...}
  - 84
    
    "asn": "AS16735",
  - 85
    
    "asnNumeric": 16735,
  - 86
    
    "organisation": "ALGAR TELECOM SA",
  - 87
    
    "name": "",
  - 88
    
    "registry": "LACNIC",
  - 89
    
    "registeredCountry": "BR",
  - 90
    
    "registeredCountryName": "Brazil",
  - 91
    
    "totalIpv4Addresses": 538368,
  - 92
    
    "rank": 566
  - 93
    
    },
- 94
  
  {...}
  - 95
    
    "asn": "AS6939",
  - 96
    
    "asnNumeric": 6939,
  - 97
    
    "organisation": "Hurricane Electric LLC",
  - 98
    
    "name": "HURRICANE",
  - 99
    
    "registry": "ARIN",
  - 100
    
    "registeredCountry": "US",
  - 101
    
    "registeredCountryName": "United States of America",
  - 102
    
    "totalIpv4Addresses": 424960,
  - 103
    
    "rank": 670
  - 104
    
    },
- 105
  
  {...}
  - 106
    
    "asn": "AS4826",
  - 107
    
    "asnNumeric": 4826,
  - 108
    
    "organisation": "VOCUS PTY LTD",
  - 109
    
    "name": "VOCUS-BACKBONE-AS",
  - 110
    
    "registry": "APNIC",
  - 111
    
    "registeredCountry": "AU",
  - 112
    
    "registeredCountryName": "Australia",
  - 113
    
    "totalIpv4Addresses": 392448,
  - 114
    
    "rank": 711
  - 115
    
    },
- 116
  
  {...}
  - 117
    
    "asn": "AS11686",
  - 118
    
    "asnNumeric": 11686,
  - 119
    
    "organisation": "Education Networks of America",
  - 120
    
    "name": "ENA",
  - 121
    
    "registry": "ARIN",
  - 122
    
    "registeredCountry": "US",
  - 123
    
    "registeredCountryName": "United States of America",
  - 124
    
    "totalIpv4Addresses": 331264,
  - 125
    
    "rank": 776
  - 126
    
    },
- 127
  
  {...}
  - 128
    
    "asn": "AS262589",
  - 129
    
    "asnNumeric": 262589,
  - 130
    
    "organisation": "InterNexa Global Network",
  - 131
    
    "name": "",
  - 132
    
    "registry": "LACNIC",
  - 133
    
    "registeredCountry": "BR",
  - 134
    
    "registeredCountryName": "Brazil",
  - 135
    
    "totalIpv4Addresses": 242176,
  - 136
    
    "rank": 1001
  - 137
    
    },
- 138
  
  {...}
  - 139
    
    "asn": "AS398465",
  - 140
    
    "asnNumeric": 398465,
  - 141
    
    "organisation": "Rackdog LLC",
  - 142
    
    "name": "RACKDOG-LLC",
  - 143
    
    "registry": "ARIN",
  - 144
    
    "registeredCountry": "US",
  - 145
    
    "registeredCountryName": "United States of America",
  - 146
    
    "totalIpv4Addresses": 149232,
  - 147
    
    "rank": 1378
  - 148
    
    },
- 149
  
  {...}
  - 150
    
    "asn": "AS199524",
  - 151
    
    "asnNumeric": 199524,
  - 152
    
    "organisation": "GCore Labs S.A.",
  - 153
    
    "name": "GCORE",
  - 154
    
    "registry": "RIPE",
  - 155
    
    "registeredCountry": "LU",
  - 156
    
    "registeredCountryName": "Luxembourg",
  - 157
    
    "totalIpv4Addresses": 83714,
  - 158
    
    "rank": 2177
  - 159
    
    },
- 160
  
  {...}
  - 161
    
    "asn": "AS19653",
  - 162
    
    "asnNumeric": 19653,
  - 163
    
    "organisation": "CTS Communications Corp",
  - 164
    
    "name": "CTSTELECOM",
  - 165
    
    "registry": "ARIN",
  - 166
    
    "registeredCountry": "US",
  - 167
    
    "registeredCountryName": "United States of America",
  - 168
    
    "totalIpv4Addresses": 57600,
  - 169
    
    "rank": 3956
  - 170
    
    },
- 171
  
  {...}
  - 172
    
    "asn": "AS36236",
  - 173
    
    "asnNumeric": 36236,
  - 174
    
    "organisation": "NetActuate Inc",
  - 175
    
    "name": "NETACTUATE",
  - 176
    
    "registry": "ARIN",
  - 177
    
    "registeredCountry": "US",
  - 178
    
    "registeredCountryName": "United States of America",
  - 179
    
    "totalIpv4Addresses": 57088,
  - 180
    
    "rank": 3980
  - 181
    
    },
- 182
  
  {...}
  - 183
    
    "asn": "AS18106",
  - 184
    
    "asnNumeric": 18106,
  - 185
    
    "organisation": "Viewqwest Pte Ltd",
  - 186
    
    "name": "VIEWQWEST-SG-AP",
  - 187
    
    "registry": "APNIC",
  - 188
    
    "registeredCountry": "SG",
  - 189
    
    "registeredCountryName": "Singapore",
  - 190
    
    "totalIpv4Addresses": 49861,
  - 191
    
    "rank": 4192
  - 192
    
    },
- 193
  
  {...}
  - 194
    
    "asn": "AS40934",
  - 195
    
    "asnNumeric": 40934,
  - 196
    
    "organisation": "Fortinet Inc.",
  - 197
    
    "name": "FORTINET",
  - 198
    
    "registry": "ARIN",
  - 199
    
    "registeredCountry": "US",
  - 200
    
    "registeredCountryName": "United States of America",
  - 201
    
    "totalIpv4Addresses": 26624,
  - 202
    
    "rank": 5539
  - 203
    
    },
- 204
  
  {...}
  - 205
    
    "asn": "AS19151",
  - 206
    
    "asnNumeric": 19151,
  - 207
    
    "organisation": "BroadbandONE LLC",
  - 208
    
    "name": "BBO-1",
  - 209
    
    "registry": "ARIN",
  - 210
    
    "registeredCountry": "US",
  - 211
    
    "registeredCountryName": "United States of America",
  - 212
    
    "totalIpv4Addresses": 25600,
  - 213
    
    "rank": 5630
  - 214
    
    },
- 215
  
  {...}
  - 216
    
    "asn": "AS24482",
  - 217
    
    "asnNumeric": 24482,
  - 218
    
    "organisation": "SG.GS",
  - 219
    
    "name": "SGGS-AS-AP",
  - 220
    
    "registry": "APNIC",
  - 221
    
    "registeredCountry": "SG",
  - 222
    
    "registeredCountryName": "Singapore",
  - 223
    
    "totalIpv4Addresses": 23809,
  - 224
    
    "rank": 5870
  - 225
    
    },
- 226
  
  {...}
  - 227
    
    "asn": "AS7195",
  - 228
    
    "asnNumeric": 7195,
  - 229
    
    "organisation": "EDGEUNO SAS",
  - 230
    
    "name": "",
  - 231
    
    "registry": "LACNIC",
  - 232
    
    "registeredCountry": "CO",
  - 233
    
    "registeredCountryName": "Colombia",
  - 234
    
    "totalIpv4Addresses": 21760,
  - 235
    
    "rank": 6093
  - 236
    
    },
- 237
  
  {...}
  - 238
    
    "asn": "AS16552",
  - 239
    
    "asnNumeric": 16552,
  - 240
    
    "organisation": "Tiggee LLC",
  - 241
    
    "name": "TIGGEE",
  - 242
    
    "registry": "ARIN",
  - 243
    
    "registeredCountry": "US",
  - 244
    
    "registeredCountryName": "United States of America",
  - 245
    
    "totalIpv4Addresses": 13312,
  - 246
    
    "rank": 8025
  - 247
    
    },
- 248
  
  {...}
  - 249
    
    "asn": "AS59605",
  - 250
    
    "asnNumeric": 59605,
  - 251
    
    "organisation": "MENA LEVANT W.L.L",
  - 252
    
    "name": "ZAINGP-AS",
  - 253
    
    "registry": "RIPE",
  - 254
    
    "registeredCountry": "BH",
  - 255
    
    "registeredCountryName": "Bahrain",
  - 256
    
    "totalIpv4Addresses": 6400,
  - 257
    
    "rank": 12422
  - 258
    
    },
- 259
  
  {...}
  - 260
    
    "asn": "AS37468",
  - 261
    
    "asnNumeric": 37468,
  - 262
    
    "organisation": "Angola Cables",
  - 263
    
    "name": "ANGOLA-CABLES",
  - 264
    
    "registry": "AFRINIC",
  - 265
    
    "registeredCountry": "AO",
  - 266
    
    "registeredCountryName": "Angola",
  - 267
    
    "totalIpv4Addresses": 6128,
  - 268
    
    "rank": 12928
  - 269
    
    },
- 270
  
  {...}
  - 271
    
    "asn": "AS25885",
  - 272
    
    "asnNumeric": 25885,
  - 273
    
    "organisation": "OPAQ Networks Inc.",
  - 274
    
    "name": "FORTINET",
  - 275
    
    "registry": "ARIN",
  - 276
    
    "registeredCountry": "US",
  - 277
    
    "registeredCountryName": "United States of America",
  - 278
    
    "totalIpv4Addresses": 5888,
  - 279
    
    "rank": 12985
  - 280
    
    },
- 281
  
  {...}
  - 282
    
    "asn": "AS13786",
  - 283
    
    "asnNumeric": 13786,
  - 284
    
    "organisation": "Seabras 1 USA LLC",
  - 285
    
    "name": "SEABRAS-1",
  - 286
    
    "registry": "ARIN",
  - 287
    
    "registeredCountry": "US",
  - 288
    
    "registeredCountryName": "United States of America",
  - 289
    
    "totalIpv4Addresses": 3072,
  - 290
    
    "rank": 18227
  - 291
    
    },
- 292
  
  {...}
  - 293
    
    "asn": "AS4901",
  - 294
    
    "asnNumeric": 4901,
  - 295
    
    "organisation": "The George Washington University",
  - 296
    
    "name": "CAAREN",
  - 297
    
    "registry": "ARIN",
  - 298
    
    "registeredCountry": "US",
  - 299
    
    "registeredCountryName": "United States of America",
  - 300
    
    "totalIpv4Addresses": 1024,
  - 301
    
    "rank": 29229
  - 302
    
    }
- 303
  
  ],
304

"transitTo": [...]
- 305
  
  {...}
  - 306
    
    "asn": "AS7018",
  - 307
    
    "asnNumeric": 7018,
  - 308
    
    "organisation": "ATT Services Inc.",
  - 309
    
    "name": "ATT-INTERNET4",
  - 310
    
    "registry": "ARIN",
  - 311
    
    "registeredCountry": "US",
  - 312
    
    "registeredCountryName": "United States of America",
  - 313
    
    "totalIpv4Addresses": 96892398,
  - 314
    
    "rank": 3
  - 315
    
    },
- 316
  
  {...}
  - 317
    
    "asn": "AS721",
  - 318
    
    "asnNumeric": 721,
  - 319
    
    "organisation": "DoD Network Information Center",
  - 320
    
    "name": "DNIC-ASBLK-00721-00726",
  - 321
    
    "registry": "ARIN",
  - 322
    
    "registeredCountry": "US",
  - 323
    
    "registeredCountryName": "United States of America",
  - 324
    
    "totalIpv4Addresses": 48658176,
  - 325
    
    "rank": 5
  - 326
    
    },
- 327
  
  {...}
  - 328
    
    "asn": "AS8075",
  - 329
    
    "asnNumeric": 8075,
  - 330
    
    "organisation": "Microsoft Corporation",
  - 331
    
    "name": "MICROSOFT-CORP-MSN-AS-BLOCK",
  - 332
    
    "registry": "ARIN",
  - 333
    
    "registeredCountry": "US",
  - 334
    
    "registeredCountryName": "United States of America",
  - 335
    
    "totalIpv4Addresses": 44273408,
  - 336
    
    "rank": 7
  - 337
    
    },
- 338
  
  {...}
  - 339
    
    "asn": "AS16509",
  - 340
    
    "asnNumeric": 16509,
  - 341
    
    "organisation": "Amazon.com Inc.",
  - 342
    
    "name": "AMAZON-02",
  - 343
    
    "registry": "ARIN",
  - 344
    
    "registeredCountry": "US",
  - 345
    
    "registeredCountryName": "United States of America",
  - 346
    
    "totalIpv4Addresses": 42520575,
  - 347
    
    "rank": 9
  - 348
    
    },
- 349
  
  {...}
  - 350
    
    "asn": "AS1221",
  - 351
    
    "asnNumeric": 1221,
  - 352
    
    "organisation": "Telstra Corporation Limited",
  - 353
    
    "name": "ASN-TELSTRA",
  - 354
    
    "registry": "APNIC",
  - 355
    
    "registeredCountry": "AU",
  - 356
    
    "registeredCountryName": "Australia",
  - 357
    
    "totalIpv4Addresses": 13536512,
  - 358
    
    "rank": 32
  - 359
    
    },
- 360
  
  {...}
  - 361
    
    "asn": "AS22773",
  - 362
    
    "asnNumeric": 22773,
  - 363
    
    "organisation": "Cox Communications Inc.",
  - 364
    
    "name": "ASN-CXA-ALL-CCI-22773-RDC",
  - 365
    
    "registry": "ARIN",
  - 366
    
    "registeredCountry": "US",
  - 367
    
    "registeredCountryName": "United States of America",
  - 368
    
    "totalIpv4Addresses": 12314111,
  - 369
    
    "rank": 36
  - 370
    
    },
- 371
  
  {...}
  - 372
    
    "asn": "AS5089",
  - 373
    
    "asnNumeric": 5089,
  - 374
    
    "organisation": "Virgin Media Limited",
  - 375
    
    "name": "NTL",
  - 376
    
    "registry": "RIPE",
  - 377
    
    "registeredCountry": "GB",
  - 378
    
    "registeredCountryName": "United Kingdom",
  - 379
    
    "totalIpv4Addresses": 9469176,
  - 380
    
    "rank": 48
  - 381
    
    },
- 382
  
  {...}
  - 383
    
    "asn": "AS12389",
  - 384
    
    "asnNumeric": 12389,
  - 385
    
    "organisation": "PJSC Rostelecom",
  - 386
    
    "name": "ROSTELECOM-AS",
  - 387
    
    "registry": "RIPE",
  - 388
    
    "registeredCountry": "RU",
  - 389
    
    "registeredCountryName": "Russia",
  - 390
    
    "totalIpv4Addresses": 8956416,
  - 391
    
    "rank": 50
  - 392
    
    },
- 393
  
  {...}
  - 394
    
    "asn": "AS45090",
  - 395
    
    "asnNumeric": 45090,
  - 396
    
    "organisation": "Shenzhen Tencent Computer Systems Company Limited",
  - 397
    
    "name": "TENCENT-NET-AP",
  - 398
    
    "registry": "APNIC",
  - 399
    
    "registeredCountry": "CN",
  - 400
    
    "registeredCountryName": "People's Republic of China",
  - 401
    
    "totalIpv4Addresses": 5872896,
  - 402
    
    "rank": 85
  - 403
    
    },
- 404
  
  {...}
  - 405
    
    "asn": "AS36351",
  - 406
    
    "asnNumeric": 36351,
  - 407
    
    "organisation": "SoftLayer Technologies Inc.",
  - 408
    
    "name": "SOFTLAYER",
  - 409
    
    "registry": "ARIN",
  - 410
    
    "registeredCountry": "US",
  - 411
    
    "registeredCountryName": "United States of America",
  - 412
    
    "totalIpv4Addresses": 4525057,
  - 413
    
    "rank": 115
  - 414
    
    },
- 415
  
  {...}
  - 416
    
    "asn": "AS20940",
  - 417
    
    "asnNumeric": 20940,
  - 418
    
    "organisation": "Akamai International B.V.",
  - 419
    
    "name": "AKAMAI-ASN1",
  - 420
    
    "registry": "RIPE",
  - 421
    
    "registeredCountry": "NL",
  - 422
    
    "registeredCountryName": "Kingdom of the Netherlands",
  - 423
    
    "totalIpv4Addresses": 4486192,
  - 424
    
    "rank": 117
  - 425
    
    },
- 426
  
  {...}
  - 427
    
    "asn": "AS16276",
  - 428
    
    "asnNumeric": 16276,
  - 429
    
    "organisation": "OVH SAS",
  - 430
    
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997

}

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