// ASN
AS40509
FLY - Fly.io, Inc., US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS40509
- Organization
- Fly.io, Inc.
- Description
- FLY - Fly.io, Inc., US
- Country
- US
- State / Region
- CA
- City
- San Francisco
- Address
- 2261 Market Street
- Created
- 2017-01-18
- Updated
- 2025-11-18
- IPv4 Prefixes
- 175
- IPv6 Prefixes
- 68
IPv4 Prefixes
175 total · showing first 10109.105.216.0/23 109.105.218.0/23 109.105.220.0/23 109.105.222.0/23 137.66.0.0/23 137.66.10.0/23 137.66.12.0/23 137.66.14.0/23 137.66.16.0/23 137.66.18.0/23
IPv6 Prefixes
68 total · showing first 102a09:8280:13::/48 2a09:8280:16::/48 2a09:8280:1::/48 2a09:8280:200::/48 2a09:8280:50::/48 2a09:8280:51::/48 2a09:8280:53::/48 2a09:8280:54::/48 2a09:8280:56::/48 2a09:8280:57::/48
What is AS40509?
AS40509 is an Autonomous System Number (ASN) assigned to Fly.io, Inc.. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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