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AS23520

Columbus Networks USA, Inc.
Announced prefixes
156
Upstreams
5
Peers
17
Downstreams
167

Adjacent ASNs

UpstreamDownstreamAS174AS174AS1299AS1299AS3257AS3257AS6762AS6762AS6830AS6830AS5639AS5639AS6306AS6306AS6503AS6503AS6639AS6639AS8014AS8014AS8048AS8048AS10269AS10269AS10293AS10293+159 more+159 more17 peer ASNs (exchange traffic as equals, not a hierarchy)Peers ×17AS23520

Neighbor nodes aren't clickable. To look up an ASN, use the ASN lookup page

All Neighbor ASNs

Upstream5

Buys transit from them

  • AS174
  • AS1299
  • AS3257
  • AS6762
  • AS6830

Peer17

Settlement-free traffic exchange

  • AS286
  • AS3303
  • AS3816
  • AS6057
  • AS6939
  • AS7195
  • AS14080
  • AS16735
  • AS18678
  • AS22356
  • AS23473
  • AS27951
  • AS52320
  • AS53828
  • AS60068
  • AS199524
  • AS273976

Downstream167

Buys transit from this AS

  • AS5639
  • AS6306
  • AS6503
  • AS6639
  • AS8014
  • AS8048
  • AS10269
  • AS10293
  • AS10299
  • AS11081
  • AS11139
  • AS11172
  • AS11556
  • AS11580
  • AS11594
  • AS11960
  • AS12206
  • AS13805
  • AS14187
  • AS14434
  • AS14638
  • AS14813
  • AS14979
  • AS15084
  • AS15146
  • AS15261
  • AS15344
  • AS16973
  • AS18734
  • AS18840
  • AS19114
  • AS19429
  • AS19863
  • AS21826
  • AS22724
  • AS22869
  • AS22933
  • AS23031
  • AS25799
  • AS26505
  • AS26619
  • AS27665
  • AS27694
  • AS27696
  • AS27717
  • AS27734
  • AS27745
  • AS27775
  • AS27781
  • AS27810
  • AS27847
  • AS27884
  • AS27889
  • AS27910
  • AS27923
  • AS27928
  • AS27947
  • AS27975
  • AS28084
  • AS28086
  • AS28087
  • AS28088
  • AS28118
  • AS28396
  • AS28506
  • AS28545
  • AS30526
  • AS30689
  • AS36290
  • AS46198
  • AS46408
  • AS46650
  • AS46941
  • AS52228
  • AS52233
  • AS52253
  • AS52260
  • AS52286
  • AS52342
  • AS52454
  • AS52468
  • AS52471
  • AS54082
  • AS62627
  • AS62913
  • AS64126
  • AS64231
  • AS211535
  • AS262148
  • AS262178
  • AS262186
  • AS262191
  • AS262199
  • AS262202
  • AS262205
  • AS262210
  • AS262218
  • AS262239
  • AS262247
  • AS262931
  • AS263170
  • AS263212
  • AS263215
  • AS263238
  • AS263248
  • AS263703
  • AS263714
  • AS263748
  • AS263781
  • AS263824
  • AS264637
  • AS264663
  • AS264773
  • AS264788
  • AS264813
  • AS264817
  • AS264821
  • AS264847
  • AS265539
  • AS265540
  • AS265550
  • AS265561
  • AS265566
  • AS265580
  • AS265583
  • AS265590
  • AS265592
  • AS265619
  • AS265620
  • AS265680
  • AS265691
  • AS266709
  • AS266853
  • AS267708
  • AS267713
  • AS267742
  • AS267797
  • AS267823
  • AS267853
  • AS269804
  • AS269843
  • AS269864
  • AS269926
  • AS269964
  • AS270036
  • AS270068
  • AS270111
  • AS270200
  • AS271992
  • AS272112
  • AS272401
  • AS272882
  • AS272906
  • AS272935
  • AS272942
  • AS272969
  • AS273099
  • AS273157
  • AS273189
  • AS273204
  • AS273221
  • AS273871
  • AS273982
  • AS274122
  • AS274149
  • AS274183
  • AS395471

Recent Prefix Changes

latest 50

IP prefixes this ASN started or stopped announcing (derived by diffing successive data syncs).

  • Announced63.245.22.0/232026-09-04
  • Announced63.245.30.0/232026-09-04
  • Announced63.245.48.0/212026-09-04
  • Announced63.245.56.0/222026-09-04
  • Announced63.245.66.0/232026-09-04
  • Withdrawn63.245.22.0/232026-09-04
  • Withdrawn63.245.30.0/232026-09-04
  • Withdrawn63.245.48.0/212026-09-04
  • Withdrawn63.245.56.0/222026-09-04
  • Withdrawn63.245.66.0/232026-09-04
  • Announced63.245.61.0/242026-08-28
  • Announced63.245.62.0/242026-08-28
  • Announced63.245.22.0/232026-08-27
  • Announced63.245.30.0/232026-08-27
  • Announced63.245.48.0/212026-08-27
  • Announced63.245.56.0/222026-08-27
  • Announced63.245.66.0/232026-08-27
  • Withdrawn63.245.22.0/232026-08-27
  • Withdrawn63.245.30.0/232026-08-27
  • Withdrawn63.245.48.0/212026-08-27
  • Withdrawn63.245.56.0/222026-08-27
  • Withdrawn63.245.66.0/232026-08-27
  • Announced63.245.22.0/232026-08-26
  • Announced63.245.30.0/232026-08-26
  • Announced63.245.48.0/212026-08-26
  • Announced63.245.56.0/222026-08-26
  • Announced63.245.66.0/232026-08-26
  • Withdrawn63.245.22.0/232026-08-26
  • Withdrawn63.245.30.0/232026-08-26
  • Withdrawn63.245.48.0/212026-08-26
  • Withdrawn63.245.56.0/222026-08-26
  • Withdrawn63.245.66.0/232026-08-26
  • Announced63.245.22.0/232026-08-25
  • Announced63.245.30.0/232026-08-25
  • Announced63.245.48.0/212026-08-25
  • Announced63.245.56.0/222026-08-25
  • Announced63.245.66.0/232026-08-25
  • Withdrawn63.245.22.0/232026-08-25
  • Withdrawn63.245.30.0/232026-08-25
  • Withdrawn63.245.48.0/212026-08-25
  • Withdrawn63.245.56.0/222026-08-25
  • Withdrawn63.245.66.0/232026-08-25
  • Withdrawn63.245.61.0/242026-08-23
  • Withdrawn63.245.62.0/242026-08-23
  • Announced63.245.22.0/232026-08-21
  • Announced63.245.30.0/232026-08-21
  • Announced63.245.48.0/212026-08-21
  • Announced63.245.56.0/222026-08-21
  • Announced63.245.66.0/232026-08-21
  • Withdrawn63.245.22.0/232026-08-21

Data: local · Updated 2026-09-05 05:03:21