Fly.io, Inc.
Cluster stats
| Netblocks | 269 |
| Cluster ID | 191606475 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 13 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
269
0 netblocks since 2026-07-05
2026-07-05
peak 269
2026-07-06
IP Ranges (269)
showing 50 of 269 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 37.16.0.0/19 | Fly.io, Inc. | ARIN | ● high | |
| 37.16.0.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.2.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.4.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.6.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.8.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.10.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.12.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.14.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.16.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.18.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.20.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.22.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.24.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.26.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.28.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 37.16.30.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 50.31.246.0/24 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.51.120.0/21 | Fly.io, Inc. | ARIN | ● high | |
| 66.51.120.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.51.122.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.51.124.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.51.126.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.241.112.0/20 | Fly.io, Inc. | ARIN | ● high | |
| 66.241.112.0/24 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.241.113.0/24 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.241.114.0/24 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.241.115.0/24 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.241.124.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 66.241.127.0/24 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 77.83.140.0/22 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 109.105.216.0/21 | Fly.io, Inc. | ARIN | ● high | |
| 109.105.216.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 109.105.218.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 109.105.220.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 109.105.222.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.0.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.0.0/18 | Fly.io, Inc. | ARIN | ● high | |
| 137.66.2.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.4.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.6.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.8.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.10.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.12.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.14.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.16.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.18.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.20.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.22.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
| 137.66.24.0/23 | Fly.io, Inc. | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
99.3%
of checked blocks have valid RPKI ROA coverage
(267 of 269)
No discrepancies found among checked blocks.
NIC Handles
ABUSE8489-ARIN
AS40509
BERRY359-ARIN
DUMY-RIPE
DUMY-RIPE
FLYIO
FLYOP-ARIN
FLYOP-ARIN
FLYOP-ARIN
ORG-FI56-RIPE
RIPE-NCC-HM-MNT
mnt-us-fly-1
+1 more