ASN Lookup Tool
AS1103 SURF B.V.

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:

AS1103

Powered By:

ASN Extended Info API

ASN Details JSON View

ASN Details

ASN

AS1103

Organisation

SURF B.V.

AS Name

SURFNET-NL

IPv4 Addresses Announced

6,219,264

IPv4 Prefixes Announced

138

Bogon Prefixes Announced

IPv4 Space Rank

#81 out of 75,063

Registry

RIPE

Registered Country

Registration Date

2002-09-23

Registration Change

2022-06-09

Receiving From

ASN

Organisation

ASN

AS1239

Organisation

Sprint

ASN

AS3209

Organisation

Vodafone GmbH

ASN

AS7713

Organisation

Telekomunikasi Indonesia PT

ASN

AS3303

Organisation

Swisscom Schweiz AG

ASN

AS3257

Organisation

GTT Communications Inc.

ASN

AS5713

Organisation

Telkom SA Ltd.

ASN

AS6461

Organisation

Zayo Bandwidth

ASN

AS7575

Organisation

Australian Academic and Research Network

ASN

AS37100

Organisation

SEACOM Limited

ASN

AS5413

Organisation

Daisy Corporate Services Trading Ltd

Showing 10 of 50 Results View More >

Transit To

ASN

Organisation

ASN

AS1101

Organisation

SURF B.V.

ASN

AS1124

Organisation

Universiteit van Amsterdam

ASN

AS1128

Organisation

SURF B.V.

ASN

AS5408

Organisation

National Infrastructures for Research and Technology S.A.

ASN

AS1104

Organisation

Stichting Nederlandse Wetenschappelijk Onderzoek Instituten

ASN

AS1161

Organisation

SURF B.V.

ASN

AS1133

Organisation

SURF B.V.

ASN

AS25182

Organisation

Stichting Nederlandse Publieke Omroep

ASN

AS42165

Organisation

European Commission Directorate General Joint Research Centre

ASN

AS1147

Organisation

SURF B.V.

Showing 10 of 24 Results View More >

Active Prefixes

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Showing 10 of 138 Results View More >

1

{
2

"asn": "AS1103",
3

"asnNumeric": 1103,
4

"organisation": "SURF B.V.",
5

"name": "SURFNET-NL",
6

"registry": "RIPE",
7

"registeredCountry": "NL",
8

"registeredCountryName": "Kingdom of the Netherlands",
9

"registrationDate": "2002-09-23",
10

"registrationLastChange": "2022-06-09",
11

"totalIpv4Addresses": 6219264,
12

"totalIpv4Prefixes": 138,
13

"totalIpv4BogonPrefixes": 1,
14

"rank": 81,
15

"rankText": "#81 out of 75,063",
16

"receivingFrom": [...]
- 17
  
  {...}
  - 18
    
    "asn": "AS1239",
  - 19
    
    "asnNumeric": 1239,
  - 20
    
    "organisation": "Sprint",
  - 21
    
    "name": "SPRINTLINK",
  - 22
    
    "registry": "ARIN",
  - 23
    
    "registeredCountry": "US",
  - 24
    
    "registeredCountryName": "United States of America",
  - 25
    
    "totalIpv4Addresses": 17437432,
  - 26
    
    "rank": 24
  - 27
    
    },
- 28
  
  {...}
  - 29
    
    "asn": "AS3209",
  - 30
    
    "asnNumeric": 3209,
  - 31
    
    "organisation": "Vodafone GmbH",
  - 32
    
    "name": "VODANET",
  - 33
    
    "registry": "RIPE",
  - 34
    
    "registeredCountry": "DE",
  - 35
    
    "registeredCountryName": "Germany",
  - 36
    
    "totalIpv4Addresses": 11536384,
  - 37
    
    "rank": 39
  - 38
    
    },
- 39
  
  {...}
  - 40
    
    "asn": "AS7713",
  - 41
    
    "asnNumeric": 7713,
  - 42
    
    "organisation": "Telekomunikasi Indonesia PT",
  - 43
    
    "name": "telkomnet-as-ap",
  - 44
    
    "registry": "APNIC",
  - 45
    
    "registeredCountry": "ID",
  - 46
    
    "registeredCountryName": "Indonesia",
  - 47
    
    "totalIpv4Addresses": 4247808,
  - 48
    
    "rank": 125
  - 49
    
    },
- 50
  
  {...}
  - 51
    
    "asn": "AS3303",
  - 52
    
    "asnNumeric": 3303,
  - 53
    
    "organisation": "Swisscom Schweiz AG",
  - 54
    
    "name": "SWISSCOM",
  - 55
    
    "registry": "RIPE",
  - 56
    
    "registeredCountry": "CH",
  - 57
    
    "registeredCountryName": "Switzerland",
  - 58
    
    "totalIpv4Addresses": 3569664,
  - 59
    
    "rank": 143
  - 60
    
    },
- 61
  
  {...}
  - 62
    
    "asn": "AS3257",
  - 63
    
    "asnNumeric": 3257,
  - 64
    
    "organisation": "GTT Communications Inc.",
  - 65
    
    "name": "GTT-BACKBONE",
  - 66
    
    "registry": "RIPE",
  - 67
    
    "registeredCountry": "US",
  - 68
    
    "registeredCountryName": "United States of America",
  - 69
    
    "totalIpv4Addresses": 3115672,
  - 70
    
    "rank": 152
  - 71
    
    },
- 72
  
  {...}
  - 73
    
    "asn": "AS5713",
  - 74
    
    "asnNumeric": 5713,
  - 75
    
    "organisation": "Telkom SA Ltd.",
  - 76
    
    "name": "SAIX-NET",
  - 77
    
    "registry": "AFRINIC",
  - 78
    
    "registeredCountry": "ZA",
  - 79
    
    "registeredCountryName": "South Africa",
  - 80
    
    "totalIpv4Addresses": 1693264,
  - 81
    
    "rank": 250
  - 82
    
    },
- 83
  
  {...}
  - 84
    
    "asn": "AS6461",
  - 85
    
    "asnNumeric": 6461,
  - 86
    
    "organisation": "Zayo Bandwidth",
  - 87
    
    "name": "ZAYO-6461",
  - 88
    
    "registry": "ARIN",
  - 89
    
    "registeredCountry": "US",
  - 90
    
    "registeredCountryName": "United States of America",
  - 91
    
    "totalIpv4Addresses": 1356928,
  - 92
    
    "rank": 299
  - 93
    
    },
- 94
  
  {...}
  - 95
    
    "asn": "AS7575",
  - 96
    
    "asnNumeric": 7575,
  - 97
    
    "organisation": "Australian Academic and Research Network",
  - 98
    
    "name": "AARNET-AS-AP",
  - 99
    
    "registry": "APNIC",
  - 100
    
    "registeredCountry": "AU",
  - 101
    
    "registeredCountryName": "Australia",
  - 102
    
    "totalIpv4Addresses": 1334016,
  - 103
    
    "rank": 303
  - 104
    
    },
- 105
  
  {...}
  - 106
    
    "asn": "AS37100",
  - 107
    
    "asnNumeric": 37100,
  - 108
    
    "organisation": "SEACOM Limited",
  - 109
    
    "name": "SEACOM-AS",
  - 110
    
    "registry": "AFRINIC",
  - 111
    
    "registeredCountry": "MU",
  - 112
    
    "registeredCountryName": "Mauritius",
  - 113
    
    "totalIpv4Addresses": 1072640,
  - 114
    
    "rank": 360
  - 115
    
    },
- 116
  
  {...}
  - 117
    
    "asn": "AS5413",
  - 118
    
    "asnNumeric": 5413,
  - 119
    
    "organisation": "Daisy Corporate Services Trading Ltd",
  - 120
    
    "name": "AS5413",
  - 121
    
    "registry": "RIPE",
  - 122
    
    "registeredCountry": "GB",
  - 123
    
    "registeredCountryName": "United Kingdom",
  - 124
    
    "totalIpv4Addresses": 742400,
  - 125
    
    "rank": 458
  - 126
    
    },
- 127
  
  {...}
  - 128
    
    "asn": "AS13237",
  - 129
    
    "asnNumeric": 13237,
  - 130
    
    "organisation": "euNetworks GmbH",
  - 131
    
    "name": "LAMBDANET-AS",
  - 132
    
    "registry": "RIPE",
  - 133
    
    "registeredCountry": "DE",
  - 134
    
    "registeredCountryName": "Germany",
  - 135
    
    "totalIpv4Addresses": 530676,
  - 136
    
    "rank": 575
  - 137
    
    },
- 138
  
  {...}
  - 139
    
    "asn": "AS6939",
  - 140
    
    "asnNumeric": 6939,
  - 141
    
    "organisation": "Hurricane Electric LLC",
  - 142
    
    "name": "HURRICANE",
  - 143
    
    "registry": "ARIN",
  - 144
    
    "registeredCountry": "US",
  - 145
    
    "registeredCountryName": "United States of America",
  - 146
    
    "totalIpv4Addresses": 425216,
  - 147
    
    "rank": 670
  - 148
    
    },
- 149
  
  {...}
  - 150
    
    "asn": "AS31133",
  - 151
    
    "asnNumeric": 31133,
  - 152
    
    "organisation": "PJSC MegaFon",
  - 153
    
    "name": "MF-MGSM-AS",
  - 154
    
    "registry": "RIPE",
  - 155
    
    "registeredCountry": "RU",
  - 156
    
    "registeredCountryName": "Russia",
  - 157
    
    "totalIpv4Addresses": 340225,
  - 158
    
    "rank": 757
  - 159
    
    },
- 160
  
  {...}
  - 161
    
    "asn": "AS293",
  - 162
    
    "asnNumeric": 293,
  - 163
    
    "organisation": "ESnet",
  - 164
    
    "name": "ESNET",
  - 165
    
    "registry": "ARIN",
  - 166
    
    "registeredCountry": "US",
  - 167
    
    "registeredCountryName": "United States of America",
  - 168
    
    "totalIpv4Addresses": 134656,
  - 169
    
    "rank": 1514
  - 170
    
    },
- 171
  
  {...}
  - 172
    
    "asn": "AS13760",
  - 173
    
    "asnNumeric": 13760,
  - 174
    
    "organisation": "Uniti Fiber Holdings Inc.",
  - 175
    
    "name": "UNITI-FIBER",
  - 176
    
    "registry": "ARIN",
  - 177
    
    "registeredCountry": "US",
  - 178
    
    "registeredCountryName": "United States of America",
  - 179
    
    "totalIpv4Addresses": 119776,
  - 180
    
    "rank": 1757
  - 181
    
    },
- 182
  
  {...}
  - 183
    
    "asn": "AS13030",
  - 184
    
    "asnNumeric": 13030,
  - 185
    
    "organisation": "Init7 Switzerland Ltd.",
  - 186
    
    "name": "INIT7",
  - 187
    
    "registry": "RIPE",
  - 188
    
    "registeredCountry": "CH",
  - 189
    
    "registeredCountryName": "Switzerland",
  - 190
    
    "totalIpv4Addresses": 100028,
  - 191
    
    "rank": 1943
  - 192
    
    },
- 193
  
  {...}
  - 194
    
    "asn": "AS20562",
  - 195
    
    "asnNumeric": 20562,
  - 196
    
    "organisation": "Broadband Hosting B.V",
  - 197
    
    "name": "OPEN-PEERING-AS",
  - 198
    
    "registry": "RIPE",
  - 199
    
    "registeredCountry": "NL",
  - 200
    
    "registeredCountryName": "Kingdom of the Netherlands",
  - 201
    
    "totalIpv4Addresses": 0
  - 202
    
    },
- 203
  
  {...}
  - 204
    
    "asn": "AS50629",
  - 205
    
    "asnNumeric": 50629,
  - 206
    
    "organisation": "LWLcom GmbH",
  - 207
    
    "name": "LWLCOM",
  - 208
    
    "registry": "RIPE",
  - 209
    
    "registeredCountry": "DE",
  - 210
    
    "registeredCountryName": "Germany",
  - 211
    
    "totalIpv4Addresses": 83456,
  - 212
    
    "rank": 2189
  - 213
    
    },
- 214
  
  {...}
  - 215
    
    "asn": "AS36236",
  - 216
    
    "asnNumeric": 36236,
  - 217
    
    "organisation": "NetActuate Inc",
  - 218
    
    "name": "NETACTUATE",
  - 219
    
    "registry": "ARIN",
  - 220
    
    "registeredCountry": "US",
  - 221
    
    "registeredCountryName": "United States of America",
  - 222
    
    "totalIpv4Addresses": 57088,
  - 223
    
    "rank": 3983
  - 224
    
    },
- 225
  
  {...}
  - 226
    
    "asn": "AS56665",
  - 227
    
    "asnNumeric": 56665,
  - 228
    
    "organisation": "Proximus Luxembourg S.A.",
  - 229
    
    "name": "TANGO-TELINDUS",
  - 230
    
    "registry": "RIPE",
  - 231
    
    "registeredCountry": "LU",
  - 232
    
    "registeredCountryName": "Luxembourg",
  - 233
    
    "totalIpv4Addresses": 44800,
  - 234
    
    "rank": 4374
  - 235
    
    },
- 236
  
  {...}
  - 237
    
    "asn": "AS34224",
  - 238
    
    "asnNumeric": 34224,
  - 239
    
    "organisation": "Neterra Ltd.",
  - 240
    
    "name": "NETERRA-AS",
  - 241
    
    "registry": "RIPE",
  - 242
    
    "registeredCountry": "BG",
  - 243
    
    "registeredCountryName": "Bulgaria",
  - 244
    
    "totalIpv4Addresses": 42976,
  - 245
    
    "rank": 4435
  - 246
    
    },
- 247
  
  {...}
  - 248
    
    "asn": "AS39122",
  - 249
    
    "asnNumeric": 39122,
  - 250
    
    "organisation": "Blacknight Internet Solutions Limited",
  - 251
    
    "name": "BLACKNIGHT-AS",
  - 252
    
    "registry": "RIPE",
  - 253
    
    "registeredCountry": "IE",
  - 254
    
    "registeredCountryName": "Ireland",
  - 255
    
    "totalIpv4Addresses": 32512,
  - 256
    
    "rank": 5111
  - 257
    
    },
- 258
  
  {...}
  - 259
    
    "asn": "AS39120",
  - 260
    
    "asnNumeric": 39120,
  - 261
    
    "organisation": "Convergenze S.p.A.",
  - 262
    
    "name": "CONVERGENZE-AS",
  - 263
    
    "registry": "RIPE",
  - 264
    
    "registeredCountry": "IT",
  - 265
    
    "registeredCountryName": "Italy",
  - 266
    
    "totalIpv4Addresses": 32256,
  - 267
    
    "rank": 5125
  - 268
    
    },
- 269
  
  {...}
  - 270
    
    "asn": "AS15412",
  - 271
    
    "asnNumeric": 15412,
  - 272
    
    "organisation": "Reliance Globalcom Limited",
  - 273
    
    "name": "FLAG-AS",
  - 274
    
    "registry": "RIPE",
  - 275
    
    "registeredCountry": "GB",
  - 276
    
    "registeredCountryName": "United Kingdom",
  - 277
    
    "totalIpv4Addresses": 31232,
  - 278
    
    "rank": 5188
  - 279
    
    },
- 280
  
  {...}
  - 281
    
    "asn": "AS38880",
  - 282
    
    "asnNumeric": 38880,
  - 283
    
    "organisation": "Micron21 Datacentre Pty Ltd",
  - 284
    
    "name": "M21-AS-AP",
  - 285
    
    "registry": "APNIC",
  - 286
    
    "registeredCountry": "AU",
  - 287
    
    "registeredCountryName": "Australia",
  - 288
    
    "totalIpv4Addresses": 30988,
  - 289
    
    "rank": 5200
  - 290
    
    },
- 291
  
  {...}
  - 292
    
    "asn": "AS41811",
  - 293
    
    "asnNumeric": 41811,
  - 294
    
    "organisation": "CONVERGENCE GROUP NETWORKS LIMITED",
  - 295
    
    "name": "CONVERGENCE-GROUP",
  - 296
    
    "registry": "RIPE",
  - 297
    
    "registeredCountry": "GB",
  - 298
    
    "registeredCountryName": "United Kingdom",
  - 299
    
    "totalIpv4Addresses": 26368,
  - 300
    
    "rank": 5570
  - 301
    
    },
- 302
  
  {...}
  - 303
    
    "asn": "AS24482",
  - 304
    
    "asnNumeric": 24482,
  - 305
    
    "organisation": "SG.GS",
  - 306
    
    "name": "SGGS-AS-AP",
  - 307
    
    "registry": "APNIC",
  - 308
    
    "registeredCountry": "SG",
  - 309
    
    "registeredCountryName": "Singapore",
  - 310
    
    "totalIpv4Addresses": 23809,
  - 311
    
    "rank": 5871
  - 312
    
    },
- 313
  
  {...}
  - 314
    
    "asn": "AS8455",
  - 315
    
    "asnNumeric": 8455,
  - 316
    
    "organisation": "Schuberg Philis B.V.",
  - 317
    
    "name": "ATOM86-AS",
  - 318
    
    "registry": "RIPE",
  - 319
    
    "registeredCountry": "NL",
  - 320
    
    "registeredCountryName": "Kingdom of the Netherlands",
  - 321
    
    "totalIpv4Addresses": 23808,
  - 322
    
    "rank": 5874
  - 323
    
    },
- 324
  
  {...}
  - 325
    
    "asn": "AS8966",
  - 326
    
    "asnNumeric": 8966,
  - 327
    
    "organisation": "Emirates Telecommunications Corporation",
  - 328
    
    "name": "Etisalat-AS",
  - 329
    
    "registry": "RIPE",
  - 330
    
    "registeredCountry": "AE",
  - 331
    
    "registeredCountryName": "United Arab Emirates",
  - 332
    
    "totalIpv4Addresses": 19192,
  - 333
    
    "rank": 6561
  - 334
    
    },
- 335
  
  {...}
  - 336
    
    "asn": "AS37497",
  - 337
    
    "asnNumeric": 37497,
  - 338
    
    "organisation": "Network Platforms PTY LTD",
  - 339
    
    "name": "Network-Platforms",
  - 340
    
    "registry": "AFRINIC",
  - 341
    
    "registeredCountry": "ZA",
  - 342
    
    "registeredCountryName": "South Africa",
  - 343
    
    "totalIpv4Addresses": 14336,
  - 344
    
    "rank": 7821
  - 345
    
    },
- 346
  
  {...}
  - 347
    
    "asn": "AS34288",
  - 348
    
    "asnNumeric": 34288,
  - 349
    
    "organisation": "Kantonsschule Zug",
  - 350
    
    "name": "AS34288",
  - 351
    
    "registry": "RIPE",
  - 352
    
    "registeredCountry": "CH",
  - 353
    
    "registeredCountryName": "Switzerland",
  - 354
    
    "totalIpv4Addresses": 13354,
  - 355
    
    "rank": 8007
  - 356
    
    },
- 357
  
  {...}
  - 358
    
    "asn": "AS16552",
  - 359
    
    "asnNumeric": 16552,
  - 360
    
    "organisation": "Tiggee LLC",
  - 361
    
    "name": "TIGGEE",
  - 362
    
    "registry": "ARIN",
  - 363
    
    "registeredCountry": "US",
  - 364
    
    "registeredCountryName": "United States of America",
  - 365
    
    "totalIpv4Addresses": 13312,
  - 366
    
    "rank": 8030
  - 367
    
    },
- 368
  
  {...}
  - 369
    
    "asn": "AS57866",
  - 370
    
    "asnNumeric": 57866,
  - 371
    
    "organisation": "Fusix Networks B.V.",
  - 372
    
    "name": "FUSIX-AS",
  - 373
    
    "registry": "RIPE",
  - 374
    
    "registeredCountry": "NL",
  - 375
    
    "registeredCountryName": "Kingdom of the Netherlands",
  - 376
    
    "totalIpv4Addresses": 11000,
  - 377
    
    "rank": 8940
  - 378
    
    },
- 379
  
  {...}
  - 380
    
    "asn": "AS41695",
  - 381
    
    "asnNumeric": 41695,
  - 382
    
    "organisation": "VOSTRON Limited",
  - 383
    
    "name": "VOSTRON-AS",
  - 384
    
    "registry": "RIPE",
  - 385
    
    "registeredCountry": "GB",
  - 386
    
    "registeredCountryName": "United Kingdom",
  - 387
    
    "totalIpv4Addresses": 10240,
  - 388
    
    "rank": 9233
  - 389
    
    },
- 390
  
  {...}
  - 391
    
    "asn": "AS2603",
  - 392
    
    "asnNumeric": 2603,
  - 393
    
    "organisation": "NORDUnet",
  - 394
    
    "name": "NORDUNET",
  - 395
    
    "registry": "RIPE",
  - 396
    
    "registeredCountry": "DK",
  - 397
    
    "registeredCountryName": "Denmark",
  - 398
    
    "totalIpv4Addresses": 9792,
  - 399
    
    "rank": 9434
  - 400
    
    },
- 401
  
  {...}
  - 402
    
    "asn": "AS37271",
  - 403
    
    "asnNumeric": 37271,
  - 404
    
    "organisation": "Workonline CommunicationsPty Ltd",
  - 405
    
    "name": "Workonline",
  - 406
    
    "registry": "AFRINIC",
  - 407
    
    "registeredCountry": "ZA",
  - 408
    
    "registeredCountryName": "South Africa",
  - 409
    
    "totalIpv4Addresses": 9216,
  - 410
    
    "rank": 9782
  - 411
    
    },
- 412
  
  {...}
  - 413
    
    "asn": "AS37662",
  - 414
    
    "asnNumeric": 37662,
  - 415
    
    "organisation": "West Indian Ocean Cable Company",
  - 416
    
    "name": "WIOCC-AS",
  - 417
    
    "registry": "AFRINIC",
  - 418
    
    "registeredCountry": "MU",
  - 419
    
    "registeredCountryName": "Mauritius",
  - 420
    
    "totalIpv4Addresses": 8704,
  - 421
    
    "rank": 10186
  - 422
    
    },
- 423
  
  {...}
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  - 880
    
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- 881
  
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- 889
  
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- 893
  
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  - 904
    
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- 905
  
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- 909
  
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  - 912
    
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- 913
  
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  - 915
    
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  - 916
    
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- 917
  
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  - 919
    
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  - 920
    
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- 921
  
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  - 923
    
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- 925
  
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  - 927
    
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  - 928
    
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- 929
  
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  - 932
    
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- 933
  
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  - 935
    
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  - 936
    
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- 937
  
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  - 940
    
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- 941
  
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  - 944
    
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- 945
  
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  - 948
    
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- 949
  
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  - 952
    
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- 953
  
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  - 956
    
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- 957
  
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  - 960
    
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- 961
  
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  - 964
    
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- 965
  
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  - 968
    
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- 969
  
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- 973
  
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  - 976
    
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- 977
  
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  - 979
    
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  - 980
    
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- 981
  
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  - 984
    
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- 985
  
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  - 988
    
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- 989
  
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  - 992
    
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- 993
  
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  - 996
    
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- 997
  
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- 1001
  
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  - 1004
    
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- 1005
  
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  - 1007
    
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  - 1008
    
    }
- 1009
  
  ]
1010

}

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