AS174
Cogent Communications
ASN
AS174
Country
United States
IPv4 addresses
24,808,064
Prefixes (IPv4 / IPv6)
8,930 / 584
ASN Information
- ASN Number
- AS174
- AS Name
- Cogent Communications
- Country
- United States
- IPv4 addresses
- 24,808,064
- IPv4 prefixes
- 8,930
- IPv6 prefixes
- 584
VPN & datacenter signals
- Known VPN prefixes
- 1,998
- Known datacenter prefixes
- 58
Counted from public VPN and datacenter lists. Check individual IPs with the API.
Largest announced prefixes
- 38.232.0.0/14
- 38.216.0.0/14
- 206.4.0.0/14
- 204.204.0.0/14
- 149.92.0.0/14
- 38.4.0.0/15
- 38.36.0.0/15
- 38.222.0.0/15
- 38.214.0.0/15
- 38.184.0.0/15
Source: public routing and registration data, updated 2026-10-28.
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