Autonomous System

AS394192 Fastly, Inc.

HostingActiveUnited StatesARIN

AS394192 (FASTLY-IT) is a hosting network operated by Fastly, Inc. in United States, registered with ARIN. It has 35 IPv4 prefixes with 11,008 addresses and 34 IPv6 prefixes, which makes it the 9,744th largest of 82,612 active autonomous systems by IPv4 space.

IPv4 addresses11,008in 35 prefixes
IPv6 prefixes34≈ 4.1 × 10²⁵ addresses
Size rank#9,744of 82,612 active ASNs
Abuser scoreElevated2.65% of its addresses flagged · method

Details

OrganizationFastly, Inc. · hosting provider profile
AS nameFASTLY-IT
Websitefastly.com
Country United States (US)
Network typeHosting
RegistryARIN
Abuse contactabuse@fastly.com
Registered2015-07-02
Last updated2026-09-21

IPv4 prefixes

35 prefixes · 11,008 addresses
NetworkAddressesFirst – last address
87.81.254.0/2351287.81.254.0 – 87.81.255.255
94.192.64.0/2351294.192.64.0 – 94.192.65.255
94.192.66.0/2351294.192.66.0 – 94.192.67.255
94.192.68.0/2351294.192.68.0 – 94.192.69.255
94.192.70.0/2351294.192.70.0 – 94.192.71.255
94.192.72.0/2351294.192.72.0 – 94.192.73.255
94.192.74.0/2351294.192.74.0 – 94.192.75.255
94.192.76.0/2351294.192.76.0 – 94.192.77.255
85.236.106.0/2425685.236.106.0 – 85.236.106.255
87.81.224.0/2425687.81.224.0 – 87.81.224.255
87.81.226.0/2425687.81.226.0 – 87.81.226.255
87.81.228.0/2425687.81.228.0 – 87.81.228.255
87.81.229.0/2425687.81.229.0 – 87.81.229.255
87.81.231.0/2425687.81.231.0 – 87.81.231.255
87.81.232.0/2425687.81.232.0 – 87.81.232.255
87.81.233.0/2425687.81.233.0 – 87.81.233.255
87.81.235.0/2425687.81.235.0 – 87.81.235.255
87.81.236.0/2425687.81.236.0 – 87.81.236.255
87.81.239.0/2425687.81.239.0 – 87.81.239.255
87.81.240.0/2425687.81.240.0 – 87.81.240.255
87.81.241.0/2425687.81.241.0 – 87.81.241.255
87.81.242.0/2425687.81.242.0 – 87.81.242.255
87.81.243.0/2425687.81.243.0 – 87.81.243.255
87.81.244.0/2425687.81.244.0 – 87.81.244.255
87.81.245.0/2425687.81.245.0 – 87.81.245.255
The 25 largest of 35. The API and the database have all of them.

IPv6 prefixes

34 prefixes
  • 2001:df0:460::/48
  • 2a04:4e41::/48
  • 2a04:4e41:4::/48
  • 2a04:4e41:8::/48
  • 2a04:4e41:c::/48
  • 2a04:4e41:14::/48
  • 2a04:4e41:20::/48
  • 2a04:4e41:24::/48
  • 2a04:4e41:2c::/48
  • 2a04:4e41:34::/48
  • 2a04:4e41:3c::/48
  • 2a04:4e41:40::/48
  • 2a04:4e41:44::/48
  • 2a04:4e41:48::/48
  • 2a04:4e41:4c::/48
  • 2a04:4e41:50::/48
  • 2a04:4e41:54::/48
  • 2a04:4e41:58::/48
  • 2a04:4e41:5c::/48
  • 2a04:4e41:60::/48
  • 2a04:4e41:64::/48
  • 2a04:4e41:68::/48
  • 2a04:4e41:6c::/48
  • 2a04:4e41:70::/48
  • 2a04:4e41:74::/48
The 25 largest of 34. The API and the database have all of them.

Query AS394192 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS394192&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS394192, with or without a key:

curl "https://api.ipapi.is/?q=87.81.254.1"

Other networks of Fastly, Inc.

AS54113 Fastly, Inc.635,392 IPv4 addresses

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