AS63381 AS63381 - Crown Castle Fiber LLC

🇺🇸

ARINassigned

Announced Prefixes (BGP)

0total

0 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)0

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

RIR

Status

assigned

Allocated

2015-02-02

No prefixes found for this ASN.

Transfer History

Registry transfers of AS63381 between organisations.

Date	Resource	From	To	Type
2026-06-01	AS63381	Crown Castle Fiber LLC 🇺🇸 US ARIN	Zayo Bandwidth 🇺🇸 US ARIN	M&A
2024-01-03	AS63381	Sunesys, LLC 🇺🇸 US ARIN	Crown Castle Fiber LLC 🇺🇸 US ARIN	M&A

ASPA

No ASPA

External Links

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 AS63381 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

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

curl -s "https://api.ipctl.io/v1/asn/63381" | jq