AS3356
Level 3 Communications, Inc.
ASN
AS3356
Country
United States
IPv4 addresses
27,552,928
Prefixes (IPv4 / IPv6)
5,664 / 166
ASN Information
- ASN Number
- AS3356
- AS Name
- Level 3 Communications, Inc.
- Country
- United States
- IPv4 addresses
- 27,552,928
- IPv4 prefixes
- 5,664
- IPv6 prefixes
- 166
VPN & datacenter signals
- Known VPN prefixes
- 0
- Known datacenter prefixes
- 10
Counted from public VPN and datacenter lists. Check individual IPs with the API.
Largest announced prefixes
- 4.64.0.0/10
- 8.96.0.0/11
- 8.80.0.0/12
- 4.48.0.0/12
- 8.72.0.0/13
- 8.56.0.0/13
- 8.248.0.0/13
- 8.200.0.0/13
- 8.68.0.0/14
- 8.52.0.0/14
Source: public routing and registration data, updated 2026-10-28.
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