IP Tracker

AS174

Cogent Communications, LLC

UST12026-10-14

Announced prefixes 1000+

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Snapshot history

DateNameCountryClassPrefixes
2026-11-11Cogent Communications, LLCUST14190
2026-11-10Cogent Communications, LLCUST14197
2026-11-09Cogent Communications, LLCUST14192
2026-11-08Cogent Communications, LLCUST14193
2026-11-07Cogent Communications, LLCUST14197
2026-11-06Cogent Communications, LLCUST14199
2026-11-05Cogent Communications, LLCUST14204
2026-11-04Cogent Communications, LLCUST14209
2026-11-03Cogent Communications, LLCUST14221
2026-11-02Cogent Communications, LLCUST14334
2026-11-01Cogent Communications, LLCUST14335
2026-10-31Cogent Communications, LLCUST14335
2026-10-30Cogent Communications, LLCUST14318
2026-10-29Cogent Communications, LLCUST14332
2026-10-28Cogent Communications, LLCUST14342
2026-10-27Cogent Communications, LLCUST14338
2026-10-26Cogent Communications, LLCUST14338
2026-10-25Cogent Communications, LLCUST14339
2026-10-24Cogent Communications, LLCUST14339
2026-10-23Cogent Communications, LLCUST14402
2026-10-22Cogent Communications, LLCUST14400
2026-10-21Cogent Communications, LLCUST14412
2026-10-20Cogent Communications, LLCUST14407
2026-10-19Cogent Communications, LLCUST14406
2026-10-18Cogent Communications, LLCUST14400
2026-10-17Cogent Communications, LLCUST14402
2026-10-16Cogent Communications, LLCUST14401
2026-10-15Cogent Communications, LLCUST14408
2026-10-14Cogent Communications, LLCUST14413
2026-10-13Cogent Communications, LLCUST14405
2026-10-12Cogent Communications, LLCUST14387
2026-10-11Cogent Communications, LLCUST14390
2026-10-10Cogent Communications, LLCUST14390
2026-10-09Cogent Communications, LLCUST14391
2026-10-08Cogent Communications, LLCUST14330
2026-10-07Cogent Communications, LLCUST14470
2026-10-06Cogent Communications, LLCUST14480
2026-10-05Cogent Communications, LLCUST14462
2026-10-04Cogent Communications, LLCUST14465
2026-10-03Cogent Communications, LLCUST14464
2026-10-02Cogent Communications, LLCUST14462
2026-10-01Cogent Communications, LLCUST14434
2026-09-30Cogent Communications, LLCUST14443
2026-09-29Cogent Communications, LLCUST14442
2026-09-28Cogent Communications, LLCUST14429
2026-09-27Cogent Communications, LLCUST14433
2026-09-26Cogent Communications, LLCUST14433
2026-09-25Cogent Communications, LLCUST14433
2026-09-24Cogent Communications, LLCUST14440
2026-09-23Cogent Communications, LLCUST14415
2026-09-22Cogent Communications, LLCUST14431
2026-09-21Cogent Communications, LLCUST14405
2026-09-20Cogent Communications, LLCUST14405
2026-09-19Cogent Communications, LLCUST14406
2026-09-18Cogent Communications, LLCUST14404
2026-09-17Cogent Communications, LLCUST14381
2026-09-16Cogent Communications, LLCUST14380
2026-09-15Cogent Communications, LLCUST14377
2026-09-14Cogent Communications, LLCUST14368
2026-09-13Cogent Communications, LLCUST14367
2026-09-12Cogent Communications, LLCUST14368
2026-09-11Cogent Communications, LLCUST14366
2026-09-10Cogent Communications, LLCUST14364
2026-09-09Cogent Communications, LLCUST14344
2026-09-08Cogent Communications, LLCUST14324
2026-09-07Cogent Communications, LLCUST14325
2026-09-06Cogent Communications, LLCUST14326
2026-09-05Cogent Communications, LLCUST14327
2026-09-04Cogent Communications, LLCUST14316
2026-09-03Cogent Communications, LLCUST14324
2026-09-02Cogent Communications, LLCUST14317
2026-09-01Cogent Communications, LLCUST14317
2026-08-31Cogent Communications, LLCUST14325
2026-08-30Cogent Communications, LLCUST14324
2026-08-29Cogent Communications, LLCUST14324
2026-08-28Cogent Communications, LLCUST14337
2026-08-27Cogent Communications, LLCUST14352
2026-08-26Cogent Communications, LLCUST14349
2026-08-25Cogent Communications, LLCUST14358
2026-08-24Cogent Communications, LLCUST14306
2026-08-23Cogent Communications, LLCUST14307
2026-08-22Cogent Communications, LLCUST14288
2026-08-21Cogent Communications, LLCUST14282
2026-08-20Cogent Communications, LLCUST14298
2026-08-19Cogent Communications, LLCUST14323
2026-08-18Cogent Communications, LLCUST14319
2026-08-17Cogent Communications, LLCUST14327
2026-08-16Cogent Communications, LLCUST14326
2026-08-15Cogent Communications, LLCUST14327
2026-08-14Cogent Communications, LLCUST14330
2026-08-13Cogent Communications, LLCUST14315
2026-08-12Cogent Communications, LLCUST14352
2026-08-11Cogent Communications, LLCUST14247
2026-08-10Cogent Communications, LLCUST14245
2026-08-09Cogent Communications, LLCUST14245
2026-08-08Cogent Communications, LLCUST14204
2026-08-07Cogent Communications, LLCUST14244
2026-08-06Cogent Communications, LLCUST14231
2026-08-05Cogent Communications, LLCUST14223
2026-08-04Cogent Communications, LLCUST14229
2026-08-03Cogent Communications, LLCUST14250
2026-08-02Cogent Communications, LLCUST14250
2026-08-01Cogent Communications, LLCUST14249
2026-07-31Cogent Communications, LLCUST14380
2026-07-30Cogent Communications, LLCUST14400
2026-07-29Cogent Communications, LLCUST14399
2026-07-28Cogent Communications, LLCUST14395
2026-07-27Cogent Communications, LLCUST14392
2026-07-26Cogent Communications, LLCUST14393
2026-07-25Cogent Communications, LLCUST14393
2026-07-24Cogent Communications, LLCUST14397
2026-07-23Cogent Communications, LLCUST14405
2026-07-22Cogent Communications, LLCUST14387
2026-07-21Cogent Communications, LLCUST14355
2026-07-20Cogent Communications, LLCUST14354
2026-07-19Cogent Communications, LLCUST14354
2026-07-18Cogent Communications, LLCUST14355
2026-07-17Cogent Communications, LLCUST14356
2026-07-16Cogent Communications, LLCUST14358
2026-07-15Cogent Communications, LLCUST14352
2026-07-14Cogent Communications, LLCUST14490
2026-07-13Cogent Communications, LLCUST14505
2026-07-12Cogent Communications, LLCUST14505
2026-07-11Cogent Communications, LLCUST14505
2026-07-10Cogent Communications, LLCUST14484
2026-07-09Cogent Communications, LLCUST14497
2026-07-08Cogent Communications, LLCUST14500
2026-07-07Cogent Communications, LLCUST14471
2026-07-06Cogent Communications, LLCUST14439
2026-07-05Cogent Communications, LLCUST14440
2026-07-04Cogent Communications, LLCUST14440
2026-07-03Cogent Communications, LLCUST14440
2026-07-02Cogent Communications, LLCUST14441
2026-07-01Cogent Communications, LLCUST14446
2026-06-30Cogent Communications, LLCUST14448
2026-06-29Cogent Communications, LLCUST14453
2026-06-28Cogent Communications, LLCUST14453
2026-06-27Cogent Communications, LLCUST14453
2026-06-26Cogent Communications, LLCUST14500
2026-06-25Cogent Communications, LLCUST14516
2026-06-24Cogent Communications, LLCUST14590
2026-06-23Cogent Communications, LLCUST14597
2026-06-22Cogent Communications, LLCUST14606
2026-06-21Cogent Communications, LLCUST14606
2026-06-20Cogent Communications, LLCUST14607
2026-06-19Cogent Communications, LLCUST14622
2026-06-18Cogent Communications, LLCUST14654
2026-06-17Cogent Communications, LLCUST14637
2026-06-16Cogent Communications, LLCUST14574
2026-06-15Cogent Communications, LLCUST14583
2026-06-14Cogent Communications, LLCUST14581
2026-06-13Cogent Communications, LLCUST14581

IP-block changes

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ObservedBlockActionPrevious originsNew origins
2026-11-07209.146.107.0/24Origin set changedAS174, AS141083AS174
2026-11-07212.212.25.0/24ReleasedAS174—
2026-11-07216.205.154.0/24Acquired—AS174
2026-11-0638.75.88.0/23ReleasedAS174—
2026-11-0638.86.230.0/23ReleasedAS174—
2026-11-0638.96.131.0/24ReleasedAS174—
2026-11-0638.102.146.0/24ReleasedAS174—
2026-11-0638.109.0.0/21ReleasedAS174—
2026-11-0638.125.214.0/24ReleasedAS174—
2026-11-0638.213.75.0/24Acquired—AS174
2026-11-0638.213.172.0/24ReleasedAS174, AS984AS984
2026-11-0663.162.16.0/20ReleasedAS174—
2026-11-06154.58.230.0/24Origin set changedAS174, AS149672AS174
2026-11-06154.58.231.0/24Origin set changedAS174, AS149672AS174
2026-11-06207.142.20.0/23ReleasedAS174—
2026-11-06209.146.44.0/22AcquiredAS4800AS174, AS4800
2026-11-06209.146.44.0/24AcquiredAS4800AS174, AS4800
2026-11-06209.146.45.0/24Acquired—AS174
2026-11-06209.146.46.0/24Acquired—AS174
2026-11-06209.146.47.0/24Acquired—AS174
2026-11-06209.146.107.0/24AcquiredAS141083AS174, AS141083
2026-11-062001:550:a24::/48ReleasedAS174—
2026-11-062001:978:902::/48ReleasedAS174—
2026-11-062001:978:8801::/48ReleasedAS174—
2026-11-0538.19.237.0/24Origin set changedAS174, AS153963AS174
2026-11-0538.46.214.0/24AcquiredAS55701AS174, AS55701
2026-11-0538.67.22.0/24Acquired—AS174
2026-11-0538.75.90.0/23ReleasedAS174—
2026-11-0538.82.216.0/22ReleasedAS174—
2026-11-0538.126.224.0/23ReleasedAS174—
2026-11-0538.143.240.0/24ReleasedAS174—
2026-11-0538.143.241.0/24ReleasedAS174—
2026-11-0538.143.242.0/24ReleasedAS174—
2026-11-0538.143.243.0/24ReleasedAS174—
2026-11-0538.143.244.0/24ReleasedAS174—
2026-11-0538.143.245.0/24ReleasedAS174—
2026-11-0538.143.246.0/24ReleasedAS174—
2026-11-0538.143.247.0/24ReleasedAS174—
2026-11-0538.224.28.0/24ReleasedAS174—
2026-11-0538.224.168.0/22AcquiredAS212337AS174
2026-11-0538.224.168.0/24Acquired—AS174
2026-11-0538.224.169.0/24Acquired—AS174
2026-11-0538.224.170.0/24Acquired—AS174
2026-11-0538.224.171.0/24Acquired—AS174
2026-11-0538.224.208.0/24ReleasedAS174—
2026-11-0538.224.209.0/24ReleasedAS174—
2026-11-0538.247.20.0/23ReleasedAS174—
2026-11-05149.51.106.0/24AcquiredAS202736AS174
2026-11-05149.51.107.0/24AcquiredAS202736AS174
2026-11-05149.87.143.0/24AcquiredAS197537AS174
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