AS174
Cogent Communications, LLC ISP registered in United States
2,427IPv4 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 2,427 IPv4 prefixes + 65 IPv6 prefixes. Rank in United States: #10. Allocated: 1996-05-16.
IPv4 2,427IPv6 65
Announced prefixes · 2,492
- v4 100.43.22.0/23 unknown
- v4 102.129.145.0/24 valid
- v4 102.129.152.0/24 valid
- v4 102.129.153.0/24 valid
- v4 102.129.232.0/24 valid
- v4 102.129.234.0/24 valid
- v4 102.129.235.0/24 valid
- v4 102.129.252.0/24 valid
- v4 102.165.48.0/24 valid
- v4 102.177.146.0/23 valid
- v4 103.235.128.0/22 unknown
- v4 103.247.128.0/24 unknown
- v4 103.247.129.0/24 unknown
- v4 103.247.130.0/24 unknown
- v4 103.247.131.0/24 unknown
- v4 103.248.64.0/22 valid
- v4 103.83.180.0/22 unknown
- v4 104.152.4.0/23 unknown
- v4 104.153.208.0/22 unknown
- v4 104.161.8.0/23 valid
- v4 104.164.66.0/24 unknown
- v4 104.164.68.0/22 unknown
- v4 104.164.72.0/24 unknown
- v4 104.164.75.0/24 unknown
- v4 104.167.229.0/24 valid
- v4 104.171.192.0/24 unknown
- v4 104.192.220.0/22 unknown
- v4 104.234.12.0/24 valid
- v4 104.234.130.0/23 unknown
- v4 104.234.162.0/23 unknown
- v4 104.234.247.0/24 valid
- v4 104.239.120.0/22 unknown
- v4 104.239.24.0/22 unknown
- v4 104.239.68.0/22 unknown
- v4 104.254.36.0/22 unknown
- v4 104.37.56.0/22 unknown
- v4 107.158.155.0/24 valid
- v4 108.171.40.0/24 valid
- v4 108.175.102.0/24 unknown
- v4 108.175.103.0/24 unknown
- v4 108.175.110.0/24 unknown
- v4 108.175.111.0/24 unknown
- v4 108.175.96.0/24 unknown
- v4 108.175.97.0/24 unknown
- v4 108.175.98.0/24 unknown
- v4 108.175.99.0/24 unknown
- v4 109.175.242.0/24 valid
- v4 114.66.128.0/18 unknown
- v4 114.66.192.0/19 unknown
- v4 114.66.228.0/22 unknown
RPKI: rpki.cloudflare.com · 2026-06-17
— 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 |
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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