Autonomous System details
AS1103
SURF B.V. — surfcert.nl
Summary
| Country |
 Netherlands
|
| Organization | SURF B.V. |
| Domain | surfcert.nl |
| Number of IPv4 | 8,149,248 |
| Number of IPv6 | 6.3383× 1029 |
| AS Type | Education |
| Registry | RIPE NCC |
| Allocated | September 23, 2002 (about 22 years ago) |
| Updated | December 23, 2024 (about 3 months ago) |
IP Ranges
AS1103 announces 109 IPv4 ranges and 3 IPv6 ranges.
That's a total of 8,149,248 IPv4 addresses and 6.3383× 1029 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 129.125.0.0/16 |
Rijksuniversiteit Groningen
|
65,536 | RIPE NCC | LEGACY |
| 130.37.0.0/16 |
Stichting Vu
|
65,536 | RIPE NCC | LEGACY |
| 130.112.0.0/16 |
Netherlands Energy Research Foundation Ecn
|
65,536 | RIPE NCC | LEGACY |
| 130.115.0.0/16 |
Erasmus Universiteit Rotterdam
|
65,536 | RIPE NCC | LEGACY |
| 131.174.0.0/16 |
Radboud Universiteit Nijmegen
|
65,536 | RIPE NCC | LEGACY |
| 131.211.0.0/16 |
Universiteit Utrecht
|
65,536 | RIPE NCC | LEGACY |
| 131.224.0.0/16 |
Rijksinstituut Voor Volksgezondheid En Milieuhygiene
|
65,536 | RIPE NCC | LEGACY |
| 132.229.0.0/16 |
Universiteit Leiden
|
65,536 | RIPE NCC | LEGACY |
| 134.203.0.0/16 |
TNO
|
65,536 | RIPE NCC | LEGACY |
| 134.221.0.0/16 |
TNO
|
65,536 | RIPE NCC | LEGACY |
| 136.231.0.0/16 |
Stichting Deltares
|
65,536 | RIPE NCC | LEGACY |
| 137.56.0.0/16 |
Universiteit Van Tilburg
|
65,536 | RIPE NCC | LEGACY |
| 137.120.0.0/16 |
Universiteit Maastricht
|
65,536 | RIPE NCC | LEGACY |
| 137.224.0.0/16 |
Wageningen Universiteit
|
65,536 | RIPE NCC | LEGACY |
| 139.63.0.0/16 |
Dutch Organization for Applied Scientific Research
|
65,536 | RIPE NCC | LEGACY |
| 141.252.0.0/16 |
Noordelijke Hogeschool Leeuwarden
|
65,536 | RIPE NCC | LEGACY |
| 143.121.0.0/16 |
Universitair Medisch Centrum Utrecht
|
65,536 | RIPE NCC | LEGACY |
| 145.0.0.0/16 |
Surfnet Network
|
65,536 | RIPE NCC | LEGACY |
| 145.1.0.0/17 |
Stichting Nederlandse Wetenschappelijk Onderzoek Instituten Trading AS Koninklijk Nioz
|
32,768 | RIPE NCC | LEGACY |
| 145.2.0.0/15 |
Hogeschool Saxion
|
131,072 | RIPE NCC | LEGACY |
| 145.5.0.0/16 |
Erasmus Universiteit Rotterdam
|
65,536 | RIPE NCC | LEGACY |
| 145.9.0.0/16 |
Deltares
|
65,536 | RIPE NCC | LEGACY |
| 145.19.0.0/16 |
Hogeschool Zeeland Network
|
65,536 | RIPE NCC | LEGACY |
| 145.20.0.0/16 |
Open Universiteit
|
65,536 | RIPE NCC | LEGACY |
| 145.23.0.0/16 |
Koninklijk Nederlands Meteorologisch Instituut
|
65,536 | RIPE NCC | LEGACY |
| 145.24.0.0/16 |
Hogeschool Rotterdam & Omstreken
|
65,536 | RIPE NCC | LEGACY |
| 145.28.0.0/15 |
Hogeschool Van Amsterdam
|
131,072 | RIPE NCC | LEGACY |
| 145.33.0.0/16 |
SURF B.V.
|
65,536 | RIPE NCC | LEGACY |
| 145.37.0.0/16 |
Hanzehogeschool Groningen
|
65,536 | RIPE NCC | LEGACY |
| 145.38.0.0/15 |
Surfsara Reken Cluster
|
131,072 | RIPE NCC | LEGACY |
| 145.41.0.0/16 |
Surfnet4 Backbone
|
65,536 | RIPE NCC | LEGACY |
| 145.44.0.0/16 |
SURF B.V.
|
65,536 | RIPE NCC | LEGACY |
| 145.48.0.0/15 |
Avans Hogeschool
|
131,072 | RIPE NCC | LEGACY |
| 145.51.0.0/16 |
Hogeschool Rotterdam & Omstreken
|
65,536 | RIPE NCC | LEGACY |
| 145.52.0.0/16 |
Haagse Hogeschool
|
65,536 | RIPE NCC | LEGACY |
| 145.67.0.0/16 |
SURF B.V.
|
65,536 | RIPE NCC | LEGACY |
| 145.74.0.0/15 |
Hogeschool Van Arnhem En Nijmegen
|
131,072 | RIPE NCC | LEGACY |
| 145.76.0.0/16 |
Hogeschool Saxion
|
65,536 | RIPE NCC | LEGACY |
| 145.81.0.0/16 |
Hogeschool Inholland
|
65,536 | RIPE NCC | LEGACY |
| 145.85.0.0/16 |
SURF B.V.
|
65,536 | RIPE NCC | LEGACY |
| 145.88.0.0/15 |
Leiden University Medical Centre
|
131,072 | RIPE NCC | LEGACY |
| 145.90.0.0/16 |
Amsterdam School of The Arts
|
65,536 | RIPE NCC | LEGACY |
| 145.91.0.0/16 |
Hogeschool Zuyd
|
65,536 | RIPE NCC | LEGACY |
| 145.92.0.0/15 |
Hogeschool Van Amsterdam
|
131,072 | RIPE NCC | LEGACY |
| 145.95.0.0/16 |
Surfnet BV
|
65,536 | RIPE NCC | LEGACY |
| 145.96.0.0/16 |
Surfnet BV
|
65,536 | RIPE NCC | LEGACY |
| 145.97.0.0/20 |
SURF-SVP-NET
|
4,096 | RIPE NCC | LEGACY |
| 145.97.16.0/22 |
Hogeschool Leiden
|
1,024 | RIPE NCC | LEGACY |
| 145.97.20.0/22 |
Surfnet Surfcloud
|
1,024 | RIPE NCC | LEGACY |
| 145.97.24.0/21 |
Radboud Universiteit Nijmegen
|
2,048 | RIPE NCC | LEGACY |
| 145.97.48.0/20 |
Roc Oost-nederland
|
4,096 | RIPE NCC | LEGACY |
| 145.97.64.0/18 |
Roc Oost-nederland
|
16,384 | RIPE NCC | LEGACY |
| 145.97.128.0/18 |
Rijks Universiteit Groningen
|
16,384 | RIPE NCC | LEGACY |
| 145.97.192.0/18 |
Stichting Sociale Huisvesting Utrecht
|
16,384 | RIPE NCC | LEGACY |
| 145.98.0.0/16 |
Medisch Centrum Leeuwarden
|
65,536 | RIPE NCC | LEGACY |
| 145.100.0.0/15 |
SURFsara
|
131,072 | RIPE NCC | LEGACY |
| 145.102.0.0/16 |
SIDN-LABS-NET
|
65,536 | RIPE NCC | LEGACY |
| 145.103.0.0/16 |
Stichting Glaslokaal
|
65,536 | RIPE NCC | LEGACY |
| 145.107.0.0/16 |
SURFNET-BLOCK-145 107 0 0
|
65,536 | RIPE NCC | LEGACY |
| 145.107.24.0/22 |
Radboud Universiteit Nijmegen
|
1,024 | RIPE NCC | LEGACY |
| 145.108.0.0/16 |
Vrije Universiteit Amsterdam
|
65,536 | RIPE NCC | LEGACY |
| 145.116.0.0/20 |
Woonstichting De Key
|
4,096 | RIPE NCC | LEGACY |
| 145.116.16.0/21 |
Woonstichting De Key
|
2,048 | RIPE NCC | LEGACY |
| 145.116.24.0/21 |
Woonstichting De Key
|
2,048 | RIPE NCC | LEGACY |
| 145.116.64.0/18 |
Roc Mondriaan
|
16,384 | RIPE NCC | LEGACY |
| 145.116.128.0/18 |
Radboud Universiteit Nijmegen
|
16,384 | RIPE NCC | LEGACY |
| 145.116.192.0/20 |
Zeeuwse Bibliotheek
|
4,096 | RIPE NCC | LEGACY |
| 145.116.224.0/19 |
Roc Oost-nederland
|
8,192 | RIPE NCC | LEGACY |
| 145.117.0.0/16 |
Academic Medical Centre
|
65,536 | RIPE NCC | LEGACY |
| 145.118.0.0/16 |
Grafisch Lyceum Rotterdam
|
65,536 | RIPE NCC | LEGACY |
| 145.120.0.0/14 |
Utrecht University
|
262,144 | RIPE NCC | LEGACY |
| 145.124.0.0/15 |
Stichting Astron
|
131,072 | RIPE NCC | LEGACY |
| 145.126.0.0/16 |
University Twente
|
65,536 | RIPE NCC | LEGACY |
| 145.127.0.0/17 |
Universiteit Maastricht (um)
|
32,768 | RIPE NCC | LEGACY |
| 145.134.0.0/15 |
SURF B.V.
|
131,072 | RIPE NCC | LEGACY |
| 145.136.0.0/13 |
Pre Rfc 6bed4 Test Ip Space
|
524,288 | RIPE NCC | LEGACY |
| 145.136.0.0/15 |
Pre Rfc 6bed4 Test Ip Space
|
131,072 | RIPE NCC | LEGACY |
| 145.137.128.0/18 |
Radboud Universiteit Nijmegen
|
16,384 | RIPE NCC | LEGACY |
| 145.138.0.0/16 |
Roc Aventus
|
65,536 | RIPE NCC | LEGACY |
| 145.140.0.0/14 |
SIVON-NET
|
262,144 | RIPE NCC | LEGACY |
| 145.144.0.0/12 |
SURF B.V.
|
1,048,576 | RIPE NCC | LEGACY |
| 145.160.0.0/12 |
SURF B.V.
|
1,048,576 | RIPE NCC | LEGACY |
| 156.83.0.0/16 |
Erasmus Mc
|
65,536 | RIPE NCC | LEGACY |
| 192.16.188.0/23 |
Surfnet BV
|
512 | RIPE NCC | LEGACY |
| 192.31.231.0/24 |
Stichting Vu
|
256 | RIPE NCC | LEGACY |
| 192.33.36.0/24 |
Stichting Vu
|
256 | RIPE NCC | LEGACY |
| 192.42.113.0/24 |
Surfnet BV
|
256 | RIPE NCC | LEGACY |
| 192.42.114.0/23 |
Nederlands Kanker Instituut-antoni Van Leeuwenhoek Ziekenhuis
|
512 | RIPE NCC | LEGACY |
| 192.42.120.0/22 |
JIVE
|
1,024 | RIPE NCC | LEGACY |
| 192.42.124.0/22 |
Stichting Nederlandse Wetenschappelijk Onderzoek Instituten Trading AS Differ
|
1,024 | RIPE NCC | LEGACY |
| 192.43.212.0/24 |
TNO
|
256 | RIPE NCC | LEGACY |
| 192.87.0.0/16 |
Surfnet Lan at Home
|
65,536 | RIPE NCC | LEGACY |
| 192.104.140.0/24 |
Centraal Planbureau
|
256 | RIPE NCC | LEGACY |
| 193.176.235.0/24 |
Koninklijke Nederlandse Akademie Van Wetenschappen
|
256 | RIPE NCC | ASSIGNED PI |
| 193.177.176.0/22 |
Maxima Medisch Centrum
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.13.16.0/20 |
Inspectie Van Het Onderwijs
|
4,096 | RIPE NCC | ASSIGNED PI |
| 194.13.112.0/21 |
Stichting Sint Antonius Ziekenhuis
|
2,048 | RIPE NCC | ASSIGNED PI |
| 194.26.8.0/22 |
Stichting Fontys
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.26.12.0/22 |
Stichting Fontys
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.53.88.0/24 |
Stichting Elisabeth-tweesteden Ziekenhuis
|
256 | RIPE NCC | ASSIGNED PI |
| 194.53.88.0/21 |
Stichting Elisabeth-tweesteden Ziekenhuis
|
2,048 | RIPE NCC | ASSIGNED PI |
| 194.53.89.0/24 |
Stichting Elisabeth-tweesteden Ziekenhuis
|
256 | RIPE NCC | ASSIGNED PI |
| 194.53.92.0/24 |
Stichting Elisabeth-tweesteden Ziekenhuis
|
256 | RIPE NCC | ASSIGNED PI |
| 194.53.94.0/24 |
Stichting Elisabeth-tweesteden Ziekenhuis
|
256 | RIPE NCC | ASSIGNED PI |
| 194.53.95.0/24 |
Stichting Elisabeth-tweesteden Ziekenhuis
|
256 | RIPE NCC | ASSIGNED PI |
| 194.104.124.0/23 |
Amphia Ziekenhuis
|
512 | RIPE NCC | ASSIGNED PI |
| 194.104.240.0/20 |
Hogeschool Zuyd
|
4,096 | RIPE NCC | ASSIGNED PI |
| 194.171.0.0/16 |
Surfnet6 Testbed
|
65,536 | RIPE NCC | ASSIGNED PA |
| 195.169.0.0/16 |
Surfnet BV
|
65,536 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:610::/29 |
Production Network
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-LIR |
| 2001:67c:1200::/48 |
Maxima Medisch Centrum
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:262c::/48 |
Dienst Uitvoering Onderwijs
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
Peers
AS1103 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
AS42
AS250
AS286
AS293
AS513
AS702
AS714
AS917
AS999
AS1031
AS1126
AS1136
AS1241
AS1248
AS1267
AS1547
AS1680
AS1764
AS1820
AS1828
AS2018
AS2119
AS2603
AS2611
AS2635
AS2686
AS2852
AS2854
AS2906
AS2907
AS3209
AS3212
AS3214
AS3216
AS3223
AS3226
AS3292
AS3303
AS3326
AS3327
AS3462
AS3856
AS3920
AS4229
AS4382
AS4455
AS4601
AS4637
AS4651
AS4657
AS4761
AS4775
AS4788
AS4800
AS5390
AS5394
AS5404
AS5405
AS5413
AS5416
AS5418
AS5429
AS5466
AS5524
AS5583
AS5606
AS5713
AS6057
AS6204
AS6206
AS6233
AS6424
AS6507
AS6509
AS6661
AS6663
AS6667
AS6677
AS6681
AS6696
AS6774
AS6775
AS6939
AS7342
AS7473
AS7497
AS7522
AS7539
AS7575
AS7713
AS8075
AS8218
AS8220
AS8262
AS8283
AS8298
AS8302
AS8304
AS8309
AS8315
AS8359
AS8365
AS8368
AS8369
AS8399
AS8400
AS8422
AS8426
AS8447
AS8452
AS8455
AS8462
AS8473
AS8487
AS8501
AS8529
AS8560
AS8587
AS8632
AS8637
AS8657
AS8708
AS8732
AS8752
AS8758
AS8763
AS8764
AS8767
AS8781
AS8821
AS8839
AS8859
AS8860
AS8866
AS8881
AS8888
AS8918
AS8932
AS8966
AS9002
AS9008
AS9009
AS9031
AS9036
AS9044
AS9050
AS9119
AS9120
AS9136
AS9145
AS9150
AS9158
AS9304
AS9498
AS9541
AS9558
AS9583
AS9605
AS9875
AS9902
AS9930
AS9957
AS10099
AS10122
AS10310
AS11019
AS11179
AS11358
AS11967
AS12189
AS12297
AS12315
AS12322
AS12329
AS12350
AS12355
AS12399
AS12400
AS12414
AS12440
AS12552
AS12578
AS12615
AS12637
AS12693
AS12695
AS12703
AS12713
AS12731
AS12741
AS12759
AS12779
AS12859
AS12876
AS12883
AS12888
AS12897
AS12902
AS12969
AS13002
AS13030
AS13101
AS13122
AS13132
AS13150
AS13172
AS13194
AS13213
AS13237
AS13249
AS13285
AS13289
AS13335
AS13360
AS13445
AS13984
AS14061
AS14127
AS14537
AS14593
AS14630
AS14840
AS14907
AS15133
AS15169
AS15412
AS15435
AS15447
AS15466
AS15516
AS15547
AS15557
AS15562
AS15576
AS15600
AS15605
AS15693
AS15695
AS15703
AS15802
AS15830
AS15895
AS15943
AS15958
AS15966
AS15967
AS16097
AS16143
AS16218
AS16265
AS16276
AS16278
AS16298
AS16347
AS16350
AS16509
AS16552
AS16637
AS17450
AS17494
AS17557
AS17579
AS17639
AS17727
AS17886
AS18001
AS18106
AS19551
AS19679
AS19711
AS20253
AS20278
AS20326
AS20473
AS20485
AS20495
AS20504
AS20546
AS20559
AS20562
AS20647
AS20764
AS20766
AS20804
AS20847
AS20886
AS20911
AS20932
AS20940
AS20965
AS20969
AS21013
AS21056
AS21100
AS21221
AS21263
AS21320
AS21409
AS21473
AS21859
AS22356
AS22697
AS23028
AS23106
AS23344
AS23576
AS23764
AS23855
AS23947
AS23951
AS23953
AS24204
AS24429
AS24482
AS24527
AS24586
AS24730
AS24753
AS24875
AS24940
AS24961
AS25091
AS25133
AS25151
AS25160
AS25220
AS25369
AS25374
AS25428
AS25455
AS25478
AS25521
AS25818
AS26237
AS26464
AS26667
AS28008
AS28283
AS28725
AS28788
AS28917
AS28929
AS29001
AS29028
AS29030
AS29049
AS29063
AS29075
AS29119
AS29140
AS29141
AS29263
AS29311
AS29314
AS29467
AS29505
AS29632
AS29670
AS29687
AS30058
AS30081
AS30103
AS30781
AS30844
AS30855
AS30925
AS30999
AS31019
AS31027
AS31029
AS31042
AS31084
AS31122
AS31133
AS31214
AS31298
AS31319
AS31383
AS31424
AS31449
AS31477
AS31490
AS31500
AS31515
AS31529
AS31638
AS31673
AS31800
AS32035
AS32244
AS32437
AS32590
AS32693
AS32787
AS32934
AS33353
AS33891
AS33921
AS33986
AS34019
AS34087
AS34170
AS34177
AS34224
AS34288
AS34309
AS34343
AS34368
AS34373
AS34428
AS34465
AS34577
AS34612
AS34655
AS34756
AS34758
AS34772
AS34779
AS34863
AS34872
AS34927
AS34953
AS34968
AS34971
AS35000
AS35224
AS35280
AS35297
AS35320
AS35332
AS35360
AS35421
AS35432
AS35574
AS35598
AS35729
AS35753
AS35758
AS35782
AS35793
AS35805
AS36182
AS36236
AS36351
AS36692
AS36864
AS36994
AS37100
AS37282
AS37468
AS37497
AS37645
AS37662
AS37721
AS38040
AS38082
AS38158
AS38182
AS38516
AS38880
AS38915
AS38965
AS38983
AS39022
AS39063
AS39090
AS39114
AS39120
AS39122
AS39180
AS39326
AS39351
AS39386
AS39396
AS39409
AS39521
AS39526
AS39563
AS39591
AS39614
AS39637
AS39642
AS39647
AS39686
AS39702
AS39704
AS39737
AS39832
AS39839
AS39878
AS39923
AS40401
AS40627
AS40850
AS40999
AS41041
AS41047
AS41051
AS41090
AS41313
AS41327
AS41405
AS41480
AS41529
AS41552
AS41624
AS41666
AS41692
AS41820
AS41887
AS41913
AS41960
AS41998
AS42093
AS42156
AS42184
AS42295
AS42366
AS42385
AS42446
AS42517
AS42541
AS42567
AS42649
AS42707
AS42755
AS42812
AS42841
AS42861
AS42947
AS43068
AS43190
AS43289
AS43350
AS43366
AS43414
AS43519
AS43566
AS43641
AS43727
AS43942
AS44017
AS44034
AS44066
AS44103
AS44134
AS44141
AS44439
AS44444
AS44592
AS44600
AS44608
AS44684
AS44735
AS44788
AS44854
AS44858
AS44901
AS44949
AS45009
AS45040
AS45102
AS45147
AS45295
AS45352
AS45437
AS45474
AS45489
AS45701
AS45758
AS45899
AS45903
AS46244
AS46489
AS46844
AS47121
AS47147
AS47160
AS47172
AS47195
AS47272
AS47457
AS47674
AS47836
AS47864
AS47957
AS47973
AS48011
AS48185
AS48200
AS48284
AS48297
AS48314
AS48345
AS48362
AS48374
AS48519
AS48522
AS48596
AS48635
AS48739
AS48858
AS48886
AS48919
AS48927
AS48972
AS49033
AS49127
AS49176
AS49206
AS49362
AS49375
AS49453
AS49463
AS49544
AS49600
AS49605
AS49627
AS49653
AS49685
AS49800
AS49820
AS49849
AS49981
AS50050
AS50072
AS50083
AS50245
AS50263
AS50266
AS50272
AS50295
AS50300
AS50304
AS50309
AS50316
AS50324
AS50340
AS50414
AS50474
AS50509
AS50522
AS50533
AS50554
AS50581
AS50601
AS50629
AS50655
AS50673
AS50763
AS50766
AS50858
AS50869
AS50889
AS50923
AS50999
AS51050
AS51088
AS51154
AS51184
AS51185
AS51198
AS51247
AS51276
AS51333
AS51345
AS51392
AS51430
AS51468
AS51505
AS51514
AS51752
AS51758
AS51873
AS51942
AS52000
AS52025
AS52075
AS52320
AS52551
AS53334
AS53356
AS54113
AS54148
AS54825
AS54994
AS55219
AS55256
AS55285
AS55329
AS55685
AS56368
AS56382
AS56504
AS56630
AS56654
AS56655
AS56665
AS56704
AS56786
AS56911
AS56971
AS56987
AS57032
AS57043
AS57112
AS57118
AS57154
AS57169
AS57304
AS57344
AS57406
AS57575
AS57626
AS57634
AS57758
AS57866
AS57976
AS58057
AS58061
AS58075
AS58138
AS58243
AS58272
AS58291
AS58299
AS58453
AS58511
AS58715
AS58821
AS59318
AS59545
AS59554
AS59560
AS59570
AS59605
AS59624
AS59692
AS59711
AS59827
AS59865
AS59886
AS59900
AS59985
AS60022
AS60064
AS60068
AS60111
AS60144
AS60167
AS60202
AS60230
AS60294
AS60299
AS60326
AS60350
AS60404
AS60476
AS60486
AS60539
AS60550
AS60557
AS60602
AS60822
AS60880
AS61013
AS61029
AS61044
AS61049
AS61102
AS61157
AS61200
AS61323
AS61349
AS61568
AS61599
AS61955
AS62041
AS62044
AS62068
AS62097
AS62105
AS62167
AS62240
AS62296
AS62663
AS62713
AS62715
AS62856
AS62902
AS62955
AS63113
AS63399
AS63473
AS63859
AS63868
AS64049
AS64114
AS64289
AS64313
AS64404
AS64475
AS131711
AS131958
AS132164
AS132203
AS132337
AS132876
AS133352
AS133613
AS133815
AS134078
AS135391
AS136106
AS136907
AS137182
AS137311
AS137316
AS137367
AS137409
AS138322
AS139057
AS139341
AS139428
AS139901
AS139977
AS140984
AS142319
AS147120
AS149353
AS149670
AS149744
AS149909
AS150000
AS150242
AS150921
AS150937
AS196752
AS196844
AS196925
AS196954
AS196997
AS197000
AS197078
AS197156
AS197301
AS197440
AS197692
AS197727
AS197731
AS197790
AS197899
AS197981
AS198011
AS198016
AS198046
AS198089
AS198150
AS198225
AS198228
AS198334
AS198352
AS198651
AS198792
AS198930
AS198967
AS199095
AS199181
AS199275
AS199332
AS199408
AS199471
AS199483
AS199524
AS199610
AS199752
AS199938
AS199939
AS199995
AS200020
AS200023
AS200052
AS200132
AS200184
AS200197
AS200232
AS200249
AS200373
AS200478
AS200596
AS200612
AS200781
AS200995
AS201225
AS201290
AS201401
AS201502
AS201650
AS201723
AS201791
AS201866
AS201877
AS202022
AS202053
AS202129
AS202224
AS202365
AS202418
AS202425
AS202448
AS202562
AS202585
AS202591
AS202827
AS202932
AS202954
AS203101
AS203489
AS203724
AS203729
AS203932
AS203936
AS204059
AS204092
AS204151
AS204281
AS204805
AS204911
AS204995
AS205112
AS205138
AS205206
AS205275
AS205460
AS205668
AS205689
AS205755
AS205915
AS205943
AS206075
AS206238
AS206264
AS206281
AS206292
AS206350
AS206389
AS206446
AS206521
AS206676
AS206735
AS206755
AS206813
AS206836
AS207063
AS207083
AS207176
AS207283
AS207375
AS207489
AS207551
AS207594
AS207777
AS207790
AS207803
AS207866
AS208034
AS208059
AS208389
AS208501
AS208608
AS208814
AS208844
AS208864
AS208972
AS208976
AS208992
AS209072
AS209090
AS209150
AS209181
AS209528
AS209650
AS209754
AS209768
AS209823
AS209859
AS210036
AS210152
AS210732
AS210890
AS210897
AS211037
AS211041
AS211251
AS211286
AS211316
AS211588
AS211623
AS211713
AS211826
AS211882
AS212027
AS212341
AS212380
AS212477
AS212483
AS212635
AS212703
AS212793
AS212855
AS212895
AS212911
AS213028
AS213035
AS213050
AS213052
AS213241
AS213279
AS213373
AS213899
AS213959
AS214223
AS214413
AS215248
AS215296
AS215512
AS215605
AS215680
AS215955
AS216066
AS216071
AS216092
AS216107
AS216251
AS216333
AS262589
AS262725
AS262761
AS263152
AS263998
AS264997
AS267613
AS270814
AS328112
AS328366
AS394354
AS396986
AS398465
AS399668
Upstreams
AS1103 connects to the global Internet via at least 4 upstream providers. In this setup, AS1103 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS1103 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS1103's role in extending Internet access beyond its own infrastructure.