Autonomous system profile

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

AS4297

Announcement observedARIN

CENTURYLINK-MTIPS4-HLR - CenturyLink Communications, LLC · CENTURYLINK-MTIPS4-HLR

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

Last active9/29/2026, 11:22:31Snapshot expired

View network topology RDAP registration

ASN: AS4297
Registration country: United States
Name: CENTURYLINK-MTIPS4-HLR - CenturyLink Communications, LLC
Abbreviation: CENTURYLINK-MTIPS4-HLR
Registration date: 10/7/1998, 04:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
204.153.228.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/29/2026, 08:00:00	✓	×	Historical record
204.153.229.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/29/2026, 08:00:00	✓	×	Historical record
204.153.230.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/29/2026, 08:00:00	✓	×	Historical record
204.153.231.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/29/2026, 08:00:00	✓	×	Historical record

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

Registration and sources

Organization: CENTURYLINK-MTIPS4-HLR - CenturyLink Communications, LLC
RIR: ARIN
Registration country: United States
Registration date: 10/7/1998, 04:00:00
Abuse contact: abuse@aup.lumen.com

Snapshot trend

9/29/2026, 11:22:314 v40 v61 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 · rir-rdap-asn · iana-rdap-asn-bootstrap