AS4323 CENTURYLINK-LEGACY-TWTC - Level 3 Parent, 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

1995-02-01

No prefixes found for this ASN.

BGP Neighbours

(seen in AS paths)

Networks whose own prefixes AS4323 passes on: usually its customers.

Adjacent to AS4323 in the transit part of AS paths: peers, providers or customers.

Registry transfers of AS4323 between organisations.

Date	Resource	From	To	Type
2022-03-23	AS4323	tw telecom holdings, inc. 🇺🇸 US ARIN	Level 3 Parent, 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 AS4323 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/4323" | jq