Autonomous system profile

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

AS19174

Announcement observedARIN

China Unicom (Americas) Operations Ltd · AS19174

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

Last active10/17/2026, 21:11:59Snapshot expired

View network topology RDAP registration

ASN: AS19174
Registration country: United States
Name: China Unicom (Americas) Operations Ltd
Abbreviation: AS19174
Registration date: 8/7/2007, 17:44:55
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
199.102.92.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
199.102.95.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
207.254.176.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
207.254.177.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
207.254.180.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
207.254.186.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
207.254.189.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid
207.254.190.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/17/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: China Unicom (Americas) Operations Ltd
RIR: ARIN
Registration country: United States
Registration date: 8/7/2007, 17:44:55
Abuse contact: ho-luos@chinaunicom.cn

Snapshot trend

10/17/2026, 21:11:598 v40 v65 Upstream · 0 Uncertain

10/1/2026, 01:00:108 v40 v64 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 · iana-rdap-asn-bootstrap · rir-rdap-asn