AS202396 — ZYK-AS Zeng Yukai

AS202396 announces 0 IPv4 prefixes covering 0 addresses and 5 IPv6 prefixes.

About this network

ZYK-AS is operated by Yukari Networks, an educational and research entity.

What it's used for

• The address space consists exclusively of five IPv6 prefixes, including 2a0e:aa07:e280::/47 and 2a14:67c3:9990::/44.
• With zero IPv4 addresses and five observed neighbours, the network functions as a small-scale research or academic endpoint rather than a transit or access provider.
• Traffic from this AS represents research infrastructure and academic computing resources associated with the operator's educational mission.

Notable

• The registry holder is listed as Zeng Yukai, while PeeringDB identifies the operator as Yukari Networks with an Educational/Research information type.
• The address inventory is entirely IPv6, with no IPv4 allocation present in the announced inventory.

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

Announced prefixes

• 2a0e:aa07:e280::/47
• 2a0e:aa07:e284::/46
• 2a0e:aa07:e288::/45
• 2a14:67c3:9990::/44
• 2a14:7586:6500::/48

Upstream networks

• AS7720 Skywolf Technology LLC
• AS197324 Vladyslav Koba
• AS17433 Hytron Network Services Limited
• AS44324 MoeDove LLC
• AS206069 Cornseed Limited
• AS199310 XIN BING XIAN
• AS47272 HYEHOST LLC

Adjacent networks

• AS7720 Skywolf Technology LLC
• AS197324 Vladyslav Koba
• AS17433 Hytron Network Services Limited
• AS44324 MoeDove LLC
• AS206069 Cornseed Limited
• AS47272 HYEHOST LLC
• AS199310 XIN BING XIAN

Routing security

• RPKI: 16 valid, 0 invalid and 0 not-found announcements; 4 ROAs.
• ASPA: none published.
• IRR: 88% of announcements registered; 17 route objects.
• Listed in as-sets: AS-61595, AS-CTBC-TOOLS-11, AS-CYBERVERSE-AUTO, AS-HURRICANEV6, AS-HYEHOST:AS-AUCKLAND, AS-HYEHOST:AS-NZ, AS-HYTRON, AS-HYTRON, AS-HYTRONNETWORK, AS-HYTRONNETWORK, AS-HYW, AS-IIJ, AS-IIJ6, AS-LC, AS-MOEDOVE, AS-MOEDOVE, AS-MOEDOVE, AS-MOEDOVE, AS-RETN-ACTUAL-V6, AS-SKYWOLF-HK-CUSTOMER, AS-SKYWOLF-US, AS-STEFAN, AS-STEFAN, AS-STEFAN, AS-TTK.