AS174
Cogent Communications, LLC ISP registered in United States
2,420IPv4 prefixes
65IPv6 prefixes
21%RPKI-valid
#4AS Rank
#10Rank in United States
1996-05-16Allocated
Cogent Communications, LLC (AS174) — ISP, registered in United States. announces 2,420 IPv4 prefixes + 65 IPv6 prefixes. Rank in United States: #10. Allocated: 1996-05-16.
IPv4 2,420IPv6 65
Announced prefixes · 2,485
- v4 154.57.39.0/24 unknown
- v4 154.57.58.0/23 unknown
- v4 154.57.58.0/24 unknown
- v4 154.57.59.0/24 unknown
- v4 154.58.236.0/24 unknown
- v4 154.59.133.0/24 unknown
- v4 154.59.202.0/24 unknown
- v4 154.59.203.0/24 unknown
- v4 154.60.197.0/24 unknown
- v4 154.61.150.0/24 invalid
- v4 154.61.175.0/24 unknown
- v4 154.62.140.0/24 unknown
- v4 154.62.141.0/24 unknown
- v4 154.62.142.0/24 unknown
- v4 154.62.143.0/24 unknown
- v4 154.64.0.0/16 unknown
- v4 154.64.132.0/24 unknown
- v4 154.64.133.0/24 unknown
- v4 154.64.134.0/24 unknown
- v4 154.64.135.0/24 unknown
- v4 154.64.150.0/24 unknown
- v4 154.64.151.0/24 unknown
- v4 154.64.152.0/24 unknown
- v4 154.64.153.0/24 unknown
- v4 154.64.232.0/21 unknown
- v4 154.64.240.0/22 unknown
- v4 154.7.0.0/16 unknown
- v4 154.88.42.0/23 unknown
- v4 154.9.0.0/16 unknown
- v4 154.9.128.0/23 unknown
- v4 154.9.134.0/23 unknown
- v4 154.9.16.0/23 unknown
- v4 154.9.176.0/23 unknown
- v4 154.9.178.0/23 unknown
- v4 154.9.18.0/23 unknown
- v4 154.9.181.0/24 unknown
- v4 154.9.182.0/23 unknown
- v4 154.9.200.0/23 unknown
- v4 154.9.208.0/22 unknown
- v4 154.9.211.0/24 unknown
- v4 154.9.214.0/23 unknown
- v4 154.9.216.0/24 unknown
- v4 154.9.65.0/24 unknown
- v4 154.9.8.0/21 unknown
- v4 155.117.106.0/24 valid
- v4 155.117.116.0/24 valid
- v4 156.46.0.0/16 unknown
- v4 157.15.106.0/24 valid
- v4 158.51.203.0/24 unknown
- v4 160.238.102.0/23 unknown
RPKI: rpki.cloudflare.com · 2026-06-21
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 2435 |
| 2026-06-13 | 2435 |
| 2026-06-14 | 2435 |
| 2026-06-16 | 2426 |
| 2026-06-17 | 2492 |
| 2026-06-19 | 2500 |
| 2026-06-20 | 2484 |
| 2026-06-21 | 2485 |
Facilities · 818
- 1-Net East Singapore
- 1025Connect Westbury
- 123.NET - DC1 - 24700 Northwestern Hwy. Southfield
- 1500 Champa Denver
- 1530 SWIFT - NOCIX North Kansas City
- 2Connect DC10 Budapest
- 365 Data Centers Chicago (CH6) Chicago
- 365 Data Centers Detroit (DT1) Southfield
- 365 Data Centers New York (NY10) New York
- 365 Data Centers Philadelphia (PH2) Philadelphia
- 4 Data Center Katowice
- 43915 Devin Shafron Ashburn
- 75 Broad Street New York
- AINET - Beltsville Beltsville
- ANS - MAN4 Manchester
- ANS - MAN5 Manchester
- ANS - MAN6 Manchester
- AT TOKYO (CC1/CC2) Tokyo
- ATMAN Data Center Warsaw-2 (WAW-2, Konstruktorska 5) Warsaw
- Adam - MAD Alcalá de Henares
- Africa Data Centres, Johannesburg JHB1, South Africa Midrand
- AiNET MD-300L Baltimore
- AiNET WDC11 Laurel
- Aligned Dallas (DFW-01) Plano
- Aligned Phoenix (PHX-01) Phoenix
+793
AS topology · Customer cone 40,552
Peers · 93
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