Autonomous system profile

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

AS131149

Announcement observedAPNIC

YUANJHEN-AS-TW - Yuan-Jhen Info., Co., Ltd · YUANJHEN-AS-TW

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

Last active10/13/2026, 05:57:22Snapshot expired

View network topology RDAP registration

ASN: AS131149
Registration country: Taiwan
Name: YUANJHEN-AS-TW - Yuan-Jhen Info., Co., Ltd
Abbreviation: YUANJHEN-AS-TW
Registration date: 3/21/2013, 06:38:02
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
103.1.220.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.1.220.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.1.222.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.123.192.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.123.196.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.129.168.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.17.10.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.17.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
103.17.8.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
202.12.76.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
202.12.76.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
202.12.78.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
43.254.16.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
43.254.16.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid
43.254.17.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	9/22/2026, 16:00:00	✓	×	Historical record
43.254.18.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/13/2026, 00:00:00	✓	×	Currently valid

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

Registration and sources

Organization: YUANJHEN-AS-TW - Yuan-Jhen Info., Co., Ltd
RIR: APNIC
Registration country: Taiwan
Registration date: 3/21/2013, 06:38:02
Abuse contact: abuse@yuanjhen.com

Snapshot trend

10/13/2026, 05:57:2215 v42 v67 Upstream · 4 Uncertain

10/6/2026, 14:35:1316 v42 v67 Upstream · 4 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