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Organization

Fly.io, Inc.

IPv4 addresses
75,776
CIDR ranges
49
Category
unknown
BGP prefixes announced
189

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by Fly.io, Inc.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by Fly.io, Inc.

ASNNameIPsPrefixesCountry
AS40509 Fly.io, Inc. 75.8K 49 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
37.16.0.0/19 8.2K
93.1%
AS40509 US
137.66.0.0/19 8.2K
94.5%
AS40509 US
149.248.192.0/19 8.2K
94.6%
AS40509 US
213.188.192.0/19 8.2K
80.9%
AS40509 US California San Jose
137.66.48.0/20 4.1K
92.5%
AS40509 US
168.220.80.0/20 4.1K
74.4%
AS40509 US
169.155.48.0/20 4.1K
90.4%
AS40509 US
209.71.80.0/20 4.1K
79.9%
AS40509 US
213.188.208.0/20 4.1K
0.0%
AS40509 US
66.51.120.0/21 2.0K
99.1%
AS40509 US
109.105.216.0/21 2.0K
99.9%
AS40509 US
137.66.32.0/21 2.0K
93.2%
AS40509 US
172.86.144.0/21 2.0K
93.8%
AS40509 US Illinois Chicago
188.93.144.0/21 2.0K
95.9%
AS40509 US
209.71.64.0/21 2.0K
72.0%
AS40509 US
209.71.80.0/21 2.0K
84.8%
AS40509 US
209.71.96.0/21 2.0K
76.2%
AS40509 US Virginia Ashburn
213.188.192.0/21 2.0K
0.0%
AS40509 US
66.241.112.0/22 1.0K
92.4%
AS40509 US
77.83.140.0/22 1.0K
87.4%
AS40509 US
137.66.44.0/22 1.0K
95.3%
AS40509 US
172.86.144.0/22 1.0K
0.0%
AS40509 US Illinois Chicago
172.86.148.0/22 1.0K
96.8%
AS40509 US
204.8.216.0/22 1.0K
99.3%
AS40509 US California San Jose
204.10.76.0/22 1.0K
95.6%
AS40509 US
209.71.72.0/22 1.0K
77.0%
AS40509 US Texas Dallas
209.71.88.0/22 1.0K
73.8%
AS40509 US
209.71.96.0/22 1.0K
83.6%
AS40509 US California San Jose
209.71.104.0/22 1.0K
0.0%
AS40509 US Virginia Ashburn
66.241.124.0/23 512
89.1%
AS40509 US
137.66.42.0/23 512
93.9%
AS40509 US
172.86.146.0/23 512
91.2%
AS40509 US
204.8.216.0/23 512
0.0%
AS40509 US California San Jose
204.8.220.0/23 512
99.4%
AS40509 US Texas Dallas
209.71.72.0/23 512
0.0%
AS40509 US Texas Dallas
209.71.76.0/23 512
68.9%
AS40509 US Texas Dallas
209.71.92.0/23 512
0.0%
AS40509 US Texas Dallas
209.71.94.0/23 512
85.0%
AS40509 US
209.71.100.0/23 512
68.2%
AS40509 US
209.71.102.0/23 512
0.0%
AS40509 US Virginia Ashburn
209.71.104.0/23 512
69.3%
AS40509 US Virginia Ashburn
209.71.108.0/23 512
0.0%
AS40509 US Virginia Ashburn
209.198.240.0/23 512
84.4%
AS40509 US
50.31.246.0/24 256
98.8%
AS40509 US
66.241.112.0/24 256
0.0%
AS40509 SE Stockholm County Stockholm
66.241.113.0/24 256
0.0%
AS40509 IN Maharashtra Mumbai
66.241.114.0/24 256
0.0%
AS40509 ZA Gauteng Johannesburg
66.241.115.0/24 256
0.0%
AS40509 CA Ontario Toronto
66.241.127.0/24 256
85.9%
AS40509 US
137.66.40.0/24 256
93.8%
AS40509 US
172.86.145.0/24 256
89.5%
AS40509 US Illinois Chicago
172.86.148.0/24 256
0.0%
AS40509 NL North Holland Amsterdam
172.86.149.0/24 256
0.0%
AS40509 DE Hesse Frankfurt am Main
172.86.150.0/24 256
0.0%
AS40509 FR Île-de-France Paris
172.86.151.0/24 256
0.0%
AS40509 US California Los Angeles
204.8.218.0/24 256
0.0%
AS40509 US Texas Dallas
204.8.219.0/24 256
0.0%
AS40509 BR São Paulo São Paulo
204.8.222.0/24 256
77.3%
AS40509 US
206.51.242.0/24 256
71.5%
AS40509 US
209.71.64.0/24 256
0.0%
AS40509 NL North Holland Amsterdam
209.71.65.0/24 256
0.0%
AS40509 SE Stockholm County Stockholm
209.71.66.0/24 256
0.0%
AS40509 US Texas Dallas
209.71.67.0/24 256
0.0%
AS40509 BR São Paulo São Paulo
209.71.68.0/24 256
0.0%
AS40509 IN Maharashtra Mumbai
209.71.69.0/24 256
0.0%
AS40509 US New Jersey Secaucus
209.71.70.0/24 256
0.0%
AS40509 FR Île-de-France Paris
209.71.71.0/24 256
0.0%
AS40509 US Texas Dallas
209.71.74.0/24 256
0.0%
AS40509 BR São Paulo São Paulo
209.71.75.0/24 256
0.0%
AS40509 DE Hesse Frankfurt am Main
209.71.76.0/24 256
0.0%
AS40509 US Texas Dallas
209.71.77.0/24 256
0.0%
AS40509 BR São Paulo São Paulo
209.71.78.0/24 256
67.2%
AS40509 US
209.71.80.0/24 256
0.0%
AS40509 SG
209.71.81.0/24 256
0.0%
AS40509 US Virginia Ashburn
209.71.82.0/24 256
0.0%
AS40509 GB England London
209.71.83.0/24 256
0.0%
AS40509 ZA Gauteng Johannesburg
209.71.84.0/24 256
0.0%
AS40509 US California Los Angeles
209.71.85.0/24 256
0.0%
AS40509 GB England London
209.71.86.0/24 256
0.0%
AS40509 FR Île-de-France Paris
209.71.87.0/24 256
0.0%
AS40509 US Texas Dallas
209.71.88.0/24 256
0.0%
AS40509 JP Tokyo Tokyo
209.71.89.0/24 256
0.0%
AS40509 US Illinois Chicago
209.71.90.0/24 256
0.0%
AS40509 DE Hesse Frankfurt am Main
209.71.91.0/24 256
0.0%
AS40509 US California Los Angeles
209.71.92.0/24 256
67.6%
AS40509 US Texas Dallas
209.71.94.0/24 256
0.0%
AS40509 BR São Paulo São Paulo
209.71.95.0/24 256
0.0%
AS40509 SG
209.71.96.0/24 256
0.0%
AS40509 US California San Jose
209.71.97.0/24 256
0.0%
AS40509 AU New South Wales Sydney
209.71.98.0/24 256
0.0%
AS40509 SE Stockholm County Stockholm
209.71.99.0/24 256
0.0%
AS40509 CA Ontario Toronto
209.71.100.0/24 256
0.0%
AS40509 CA Ontario Toronto
209.71.101.0/24 256
0.0%
AS40509 US California San Jose
209.71.102.0/24 256
66.4%
AS40509 US Virginia Ashburn
209.71.104.0/24 256
0.0%
AS40509 US Virginia Ashburn
209.71.105.0/24 256
0.0%
AS40509 NL North Holland Amsterdam
209.71.106.0/24 256
69.9%
AS40509 US
209.71.107.0/24 256
0.0%
AS40509 JP
209.71.108.0/24 256
0.0%
AS40509 US Virginia Ashburn
209.71.109.0/24 256
0.0%
AS40509 DE Hesse Frankfurt am Main

Frequently Asked Questions

How many IP addresses does Fly.io, Inc. own?

Fly.io, Inc. controls 75.8K IPv4 addresses distributed across 49 CIDR ranges. The organization is registered in United States.

What ASNs does Fly.io, Inc. operate?

Fly.io, Inc. operates 1 Autonomous System. Each ASN represents an independently routed network that Fly.io, Inc. manages for internet traffic delivery.

What countries does Fly.io, Inc. serve?

Fly.io, Inc. has IP address allocations in 9 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is Fly.io, Inc.?

Fly.io, Inc. is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-09-12 20:54:06 UTC
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