Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS40509

Announcement observedARIN

Fly.io, Inc. · FLY

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/19/2026, 10:42:12Snapshot expired

View network topology RDAP registration

ASN: AS40509
Registration country: United States
Name: Fly.io, Inc.
Abbreviation: FLY
Registration date: 12/20/2017, 18:14:12
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
109.105.216.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
109.105.218.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
109.105.220.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
109.105.222.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.0.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.10.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.12.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.14.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.16.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.18.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.2.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.20.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.22.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.24.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.26.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.28.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.30.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.32.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.34.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.36.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.38.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.4.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.40.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.42.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.44.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.46.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.48.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.50.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.52.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.54.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.56.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.58.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.6.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.60.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.62.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
137.66.8.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.192.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.194.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.196.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.198.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.200.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.202.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.204.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.206.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.208.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.210.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.212.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.214.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.216.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
149.248.218.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/19/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Fly.io, Inc.
RIR: ARIN
Registration country: United States
Registration date: 12/20/2017, 18:14:12
Abuse contact: abuse@fly.io

Snapshot trend

10/19/2026, 10:42:12193 v469 v62 Upstream · 0 Uncertain

10/3/2026, 09:29:24190 v471 v62 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn