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AS174 — Cogent Communications, LLC

ASN
AS174
Country
United States
Total Prefixes
36,445
Reputation
50/100

Network Information

AS Number
174
Organization
Cogent Communications, LLC
Network Type
unknown
Registry (RIR)
ARIN (North America)
IPv4 Prefixes
8,973
IPv6 Prefixes
27,472
Peer Count
0

Contact & Metadata

Country
United States (US)
Reputation
50/100
Last Updated
February 13, 2026

Announced Prefixes (sample)

PrefixCountryCity
::23a:400/118United Kingdom—
::23b:1500/120ItalyRome
::23b:1600/120AustriaVienna
::516:cc00/118Netherlands—
::59d:4800/117SI—
::5ac:2400/120RSBelgrade
::818:4000/119United States—
::818:4800/119United States—
::171a:8200/120United States—
::1787:7400/120United States—
::1787:7c00/120United States—
::178d:c400/120United StatesLos Angeles
::178d:cc00/120United StatesLos Angeles
::178d:d400/120United StatesLos Angeles
::178d:e400/120United StatesLos Angeles
::178e:6400/120United StatesAshburn
::1790:400/120United StatesLos Angeles
::1790:1c00/120United StatesLos Angeles
::1790:3c00/120United StatesLos Angeles
::1790:7c00/120United StatesLos Angeles
::1792:4c00/120United StatesLos Angeles
::1792:7400/120United StatesBoston
::1794:2c00/120United StatesLos Angeles
::1794:3c00/120United StatesLos Angeles
::1794:4400/120United StatesLos Angeles
::1794:5c00/120United States—
::1794:7400/120United StatesLos Angeles
::1794:7c00/120United StatesLos Angeles
::1794:a400/120United StatesLos Angeles
::17a1:6000/120United States—
::17ed:1800/119United StatesDenver
::17ed:4700/120CanadaToronto
::17ed:5d00/120United States—
::17ed:a600/119United States—
::17ed:a800/118United States—
::17ed:b900/120United StatesMinneapolis
::17ed:f900/120United States—
::1f38:3d00/120AE—
::2522:5800/117NetherlandsHoofddorp
::2531:9600/120United StatesKing
::2600:0/111United StatesWashington
::2602:8000/117United States—
::2602:8900/120United StatesAshburn
::2602:8a00/119United StatesAshburn
::2602:8c00/118United StatesAshburn
::2602:e500/120United StatesDeRidder
::2603:0/116United States—
::2603:2000/115United States—
::2603:5000/116United States—
::2603:8000/119United States—
::2603:8300/120United States—
::2603:8700/120CRLimón
::2603:9200/120ArgentinaOberá
::2603:a100/120BrazilCentro
::2603:aa00/119ItalyMilan
::2603:ac00/118United States—
::2603:b000/119BrazilPassagem Franca
::2603:b300/120BrazilPassagem Franca
::2603:b400/118VEMaracaibo
::2603:b800/120BrazilBenevides
::2603:bc00/119ArgentinaMonteros
::2603:bf00/120ArgentinaMonteros
::2603:c200/120VECiudad Ojeda
::2603:c600/119VECiudad Ojeda
::2603:c800/117VECiudad Ojeda
::2603:dc00/120MexicoSanta María Chimalhuacán
::2603:de00/119CRBejuco
::2603:e000/118United States—
::2603:f000/116United States—
::2604:0/111United States—
::2607:4000/116CanadaToronto
::2607:6000/119MexicoSan Francisco Telixtlahuaca
::2607:6300/120MexicoCiudad Juárez
::2607:6c00/119MexicoTuxtla Gutiérrez
::2607:7700/120United StatesSilsbee
::2607:7800/117United StatesOrange
::2607:8100/120United StatesCharlotte
::2607:8200/119DOMaizal
::2607:9300/120United States—
::2607:a000/115PKLahore
::2607:e000/115BrazilJardim Cacique
::2608:0/112United States—
::2609:c00/118United States—
::2609:2000/118PELima
::2609:2800/117PELima
::2609:3200/119United States—
::2609:3400/120United States—
::2609:3600/119BrazilSão Paulo
::2609:3800/118United States—
::2609:3f00/120IndiaNew Delhi
::2609:4000/117United StatesNew York Mills
::2609:4800/118United StatesNew York Mills
::2609:4c00/120United StatesNew York Mills
::2609:4d00/121United StatesNew York Mills
::2609:4d80/122United StatesNew York Mills
::2609:4dc0/124United StatesNew York Mills
::2609:4dd1/128United StatesNew York Mills
::2609:4dd2/127United StatesNew York Mills
::2609:4dd4/126United StatesNew York Mills
::2609:4dd8/125United StatesNew York Mills

Showing first 100 prefixes. AS174 announces 36,445 total.

About AS174

AS174 (Cogent Communications, LLC) is an unknown network registered under ARIN (North America) and headquartered in United States.

The network announces 8,973 IPv4 and 27,472 IPv6 prefixes, maintains peering relationships with 0 other autonomous systems, and has a reputation score of 50/100.