Home ASN LookupAS394056

AS394056 BIFIV - BIF IV

🇺🇸

ARINassigned

Announced Prefixes (BGP)

15total

12 IPv43 IPv6

IPv4 Addresses

Allocated (RIR)10,240

Announced (BGP)4,864

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)8.9×10²⁸

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

2022-10-21

Announced Prefixes

(BGP)15

Prefix	RPKI	IRR	Last Seen
66.33.8.0/21	Valid	ARIN	2026-10-11
66.33.8.0/24	Valid	ARIN	2026-10-11
66.33.9.0/24	Valid	ARIN	2026-10-11
66.33.10.0/24	Valid	ARIN	2026-10-11
66.33.11.0/24	Valid	ARIN	2026-10-11
66.33.12.0/24	Valid	ARIN	2026-10-11
66.33.13.0/24	Valid	ARIN	2026-10-11
66.33.14.0/24	Valid	ARIN	2026-10-11
66.33.15.0/24	Valid	ARIN	2026-10-11
72.57.0.0/24	Valid	-	2026-10-11

1-10 of 15

1 / 2

Allocated Prefixes

(RIR)3

Prefix	Country	RIR	Status
66.33.8.0/21	🇺🇸 US	ARIN	allocated
72.57.0.0/19	🇺🇸 US	ARIN	allocated
2607:3640::/32	🇺🇸 US	ARIN	allocated

All 15 announced prefixes of AS394056 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS394056 hands its own prefixes to: transit providers, or peers at an exchange.

AS6461Zayo Bandwidth14
AS3356Level 3 Parent1

Transfer History

Registry transfers of AS394056 between organisations.

AS394056M&A · 2019-05-23
Queen Systems, Inc.
🇺🇸 US ARIN
→
Micfo, LLC.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2019-05-23	AS394056	Queen Systems, Inc. 🇺🇸 US ARIN	Micfo, LLC. 🇺🇸 US ARIN	M&A

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 AS394056 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/394056

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

curl -s "https://api.ipctl.io/v1/asn/394056" | jq