AS3257

GTT Communications Inc.

Announced prefixes: 3,738
Upstreams: 0
Peers: 35
Downstreams: 1,818

Adjacent ASNs

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

All Neighbor ASNs

Upstream0

Buys transit from them

None

Peer35

Settlement-free traffic exchange

AS42
AS174
AS209
AS286
AS701
AS702
AS1239
AS1273
AS1299
AS1341
AS2497
AS2686
AS2687
AS2828
AS2914
AS3303
AS3320
AS3356
AS3491
AS4637
AS4766
AS4837
AS5400
AS5511
AS6453
AS6461
AS6762
AS6830
AS7018
AS7922
AS12956
AS15169
AS17676
AS19527
AS58057

Downstream1,818

Buys transit from this AS

AS12
AS57
AS62
AS97
AS249
AS260
AS288
AS376
AS559
AS577
AS812
AS819
AS835
AS845
AS852
AS855
AS906
AS931
AS939
AS963
AS979
AS983
AS998
AS1017
AS1065
AS1100
AS1103
AS1213
AS1219
AS1258
AS1406
AS1445
AS1605
AS1678
AS1764
AS1820
AS1968
AS2002
AS2147
AS2288
AS2381
AS2484
AS2516
AS2572
AS2609
AS2642
AS2721
AS2734
AS3170
AS3206
AS3255
AS3264
AS3292
AS3327
AS3399
AS3584
AS3653
AS3676
AS3737
AS3842
AS3856
AS3917
AS3920
AS4058
AS4134
AS4150
AS4181
AS4213
AS4226
AS4229
AS4230
AS4373
AS4385
AS4540
AS4589
AS4849
AS4889
AS5008
AS5009
AS5065
AS5069
AS5091
AS5377
AS5394
AS5405
AS5409
AS5463
AS5580
AS5606
AS5607
AS5645
AS5697
AS5715
AS5760
AS5769
AS5777
AS6059
AS6072
AS6079
AS6142
AS6169
AS6181
AS6204
AS6205
AS6208
AS6220
AS6267
AS6304
AS6307
AS6327
AS6379
AS6391
AS6493
AS6508
AS6566
AS6597
AS6621
AS6653
AS6667
AS6717
AS6738
AS6752
AS6759
AS6768
AS6810
AS6866
AS6894
AS6951
AS7029
AS7153
AS7155
AS7195
AS7203
AS7219
AS7270
AS7296
AS7303
AS7342
AS7384
AS7459
AS7474
AS7488
AS7500
AS7713
AS7786
AS7794
AS7795
AS7843
AS7979
AS7992
AS8018
AS8057
AS8084
AS8092
AS8131
AS8151
AS8190
AS8245
AS8247
AS8262
AS8301
AS8308
AS8368
AS8399
AS8426
AS8452
AS8487
AS8523
AS8529
AS8551
AS8582
AS8612
AS8657
AS8781
AS8784
AS8816
AS8849
AS8860
AS8895
AS8903
AS8918
AS8928
AS8966
AS9002
AS9009
AS9038
AS9050
AS9121
AS9142
AS9186
AS9229
AS9269
AS9294
AS9304
AS9498
AS9658
AS9744
AS9829
AS10098
AS10099

1,618 more not shown (truncated)

Recent Prefix Changes

latest 50

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

Announced64.81.170.0/242026-09-02
Announced64.81.191.0/242026-09-02
Announced64.204.9.0/242026-09-02
Announced64.204.17.0/242026-09-02
Announced64.204.234.0/242026-09-02
Announced68.166.219.0/242026-09-02
Announced69.33.193.0/242026-09-02
Announced69.33.194.0/242026-09-02
Announced69.33.206.0/242026-09-02
Announced69.33.222.0/242026-09-02
Announced72.244.110.0/242026-09-02
Announced74.0.46.0/242026-09-02
Announced74.0.55.0/242026-09-02
Announced74.1.138.0/242026-09-02
Announced82.108.138.0/242026-09-02
Announced82.109.151.0/242026-09-02
Announced82.109.189.0/242026-09-02
Announced82.110.105.0/242026-09-02
Announced87.82.199.0/242026-09-02
Announced87.82.233.0/242026-09-02
Announced87.83.124.0/242026-09-02
Announced87.83.166.0/242026-09-02
Withdrawn87.84.10.0/242026-09-02
Announced87.84.67.0/242026-09-02
Announced87.84.70.0/242026-09-02
Announced87.84.79.0/242026-09-02
Announced87.84.128.0/242026-09-02
Announced87.84.130.0/242026-09-02
Announced87.84.132.0/242026-09-02
Announced87.84.154.0/242026-09-02
Withdrawn87.84.203.0/242026-09-02
Announced87.84.223.0/242026-09-02
Announced87.85.77.0/242026-09-02
Withdrawn195.86.2.0/232026-09-02
Announced208.116.135.0/242026-09-02
Withdrawn212.135.36.0/232026-09-02
Announced87.84.10.0/242026-09-02
Withdrawn154.208.114.0/242026-09-02
Announced195.21.145.0/242026-09-02
Announced195.86.2.0/232026-09-02
Withdrawn217.79.125.0/242026-09-02
Announced50.3.88.0/232026-09-01
Announced62.105.195.0/242026-09-01
Withdrawn66.92.175.0/242026-09-01
Withdrawn66.253.100.0/242026-09-01
Withdrawn68.166.208.0/242026-09-01
Announced82.110.224.0/242026-09-01
Announced82.110.227.0/242026-09-01
Announced82.110.229.0/242026-09-01
Announced83.245.56.0/242026-09-01

Data: local · Updated 2026-09-02 12:12:33