AS207852 — Y525-Network Yonghan Ching

AS207852 announces 0 IPv4 prefixes covering 0 addresses and 3 IPv6 prefixes.

About this network

Y525-NETWORK is operated by Yonghan Ching.

What it's used for

• The address space consists exclusively of three IPv6 prefixes: 2a01:e281:aa00::/40, 2a06:a005:4b0::/44, and 2a0e:b107:270::/48.
• With 9 observed neighbours and no announced IPv4 space, the routing profile indicates a transit or peering role rather than a large-scale access network.
• Traffic from this AS supports educational and research activities, consistent with the operator's classification as an educational/research network.

Notable

• The registry holder is listed as Yonghan Ching, while PeeringDB identifies the network as Y525 Global Network (aka Y525Net).
• The address inventory is entirely IPv6, with no IPv4 prefixes in the inventory or announced.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 2a01:e281:aa00::/40
• 2a06:a005:4b0::/44
• 2a0e:b107:270::/48

Upstream networks

• AS53356 Free Range Cloud Hosting Inc.
• AS213605 Liu HaoRan
• AS41051 Openfactory GmbH
• AS212895 Johannes Ernst
• AS21738 Rozint

Adjacent networks

• AS53356 Free Range Cloud Hosting Inc.
• AS213605 Liu HaoRan
• AS41051 Openfactory GmbH
• AS212895 Johannes Ernst
• AS21738 Rozint

Routing security

• RPKI: 22 valid, 0 invalid and 0 not-found announcements; 3 ROAs.
• ASPA: 5 authorised providers.
• IRR: 100% of announcements registered; 25 route objects.
• Listed in as-sets: AS-400304-DOWNSTREAMS, AS-4IXP, AS-4IXP-RS, AS-4IXPV6, AS-CR, AS-CRUNCHBITS-SPO, AS-CRUNCHBITS-TEST, AS-EVIX, AS-FRC-OSL, AS-HURRICANEV6, AS-IFOG, AS-IFOG, AS-IFOG-US, AS-IIJ, AS-IIJ6, AS-KSKB-IX-RS2, AS-MOEDOVE, AS-MOEDOVE, AS-MOEDOVE, AS-MOEDOVE, AS-NATOLAB-C, AS-NATOLAB-C, AS-RETN-ACTUAL-V6, AS-ROZINT-DOWNSTREAM, AS-Y525.