Autonomous system profile

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

AS207852

Announcement observedRIPE NCC

Y525-Network Yonghan Ching · Y525-Network

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

Last active10/14/2026, 15:05:38Snapshot expired

View network topology RDAP registration

ASN: AS207852
Registration country: United States
Name: Y525-Network Yonghan Ching
Abbreviation: Y525-Network
Registration date: 11/15/2019, 09:46:22
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
2a01:e281:aa00::/40BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aab1::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aab2::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aab3::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aab4::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aac1::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	10/10/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aac2::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	10/10/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aac3::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	10/10/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a01:e281:aac4::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	10/10/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a06:a005:4b0::/44BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a06:a005:4b0::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a06:a005:4b1::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a06:a005:4b3::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	10/10/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid
2a0e:b107:270::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 00:00:00	10/20/2026, 00:00:00	×	✓	Currently valid

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

Registration and sources

Organization: Y525-Network Yonghan Ching
RIR: RIPE NCC
Registration country: United States
Registration date: 11/15/2019, 09:46:22
Abuse contact: abuse-c@y525.net

Snapshot trend

10/14/2026, 15:05:380 v414 v66 Upstream · 3 Uncertain

10/10/2026, 10:37:290 v414 v67 Upstream · 2 Uncertain

10/10/2026, 05:34:420 v40 v60 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