Home ASN LookupAS4046

AS4046 FAA - Federal Aviation Administration

🇺🇸

ARINassigned

Announced Prefixes (BGP)

19total

14 IPv45 IPv6

IPv4 Addresses

Allocated (RIR)512

Announced (BGP)135,168

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)7.9×10²⁸

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

1994-11-17

Announced Prefixes

(BGP)19

Prefix	RPKI	IRR	Last Seen
152.123.16.0/23MOAS	No ROA	-	2026-10-11
152.123.17.0/24	No ROA	Other IRR	2026-10-11
155.178.0.0/16MOAS	No ROA	Other IRR	2026-10-11
155.178.0.0/17	No ROA	-	2026-10-11
155.178.6.0/24	No ROA	-	2026-10-11
155.178.32.0/23	No ROA	Other IRR	2026-10-11
155.178.34.0/24	No ROA	Other IRR	2026-10-11
155.178.128.0/17	No ROA	-	2026-10-11
192.112.97.0/24	No ROA	-	2026-10-11
204.108.2.0/24	No ROA	Other IRR	2026-10-11

1-10 of 19

1 / 2

Allocated Prefixes

(RIR)2

Prefix	Country	RIR	Status
192.112.97.0/24	🇺🇸 US	ARIN	allocated
204.108.10.0/24	🇺🇸 US	ARIN	allocated

All 19 announced prefixes of AS4046 →

BGP Neighbours

(seen in AS paths)

Upstreams (3)

Networks AS4046 hands its own prefixes to: transit providers, or peers at an exchange.

AS3356Level 3 Parent11
AS174Cogent Communications6
AS3923Federal Aviation Administration2

Downstreams (1)

Networks whose own prefixes AS4046 passes on: usually its customers.

AS1803Cogent Communications2

ASPA

No ASPA

External Links

ARIN Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS4046 should publish an ASPA object
IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/4046

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/4046" | jq