zhenyun sun

Data as of 2026-08-30
BGP inherited
Cluster stats
Netblocks52 · 1,546 IPv4 addresses
IPv6 33 prefixes (largest 2a12:cb41:800::/39)
Registered in United Arab Emirates (13) · United States (7) · Taiwan (2) · Germany (1) · Netherlands (1)
Cluster ID232877540
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 18 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

10 weekly snapshots · JSON
71 +14 netblocks since 2026-07-05
2026-07-05 peak 71 2026-08-30

IP Ranges (52)

showing 50 of 52 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
6.99.4.15/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
6.99.4.29/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
6.99.4.34/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
23.154.164.131/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
33.0.0.79/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
103.158.187.191/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
142.249.114.0/24 zhenyun sun BGP ANNOUNCED ● high
142.249.115.0/24 zhenyun sun BGP ANNOUNCED ● high
177.177.80.0/24 zhenyun sun RIPE ASSIGNED PA ● high
177.177.80.0/23 zhenyun sun BGP ANNOUNCED ● high
177.177.80.0/22 zhenyun sun BGP ANNOUNCED ● high
177.177.81.0/24 zhenyun sun BGP ANNOUNCED ● high
177.177.82.0/23 zhenyun sun RIPE AGGREGATED-BY-LIR ● high
177.177.83.0/24 zhenyun sun RIPE ASSIGNED PA ● high
185.0.34.120/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
185.1.166.196/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
185.1.184.213/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
203.163.223.113/32 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2001:7f8:f2:e1:0:20:4921:1/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2001:7f8:134::d4/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2406:840:1f:1:0:20:4921:1/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2406:d400:1:133:203:163:223:113/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2602:f429:31::c/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2602:f92a:1315:1::2e/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2602:f92a:1315:1::30/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2602:f92a:1315:2::7e/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2602:f92a:1315:2::93/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0e:8f01:1000:16::143/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0e:8f01:1000:16::147/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0e:8f01:1000:16::14a/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0e:8f01:1000:24::126/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0e:aa07:e250::/44 zhenyun sun BGP ANNOUNCED ● high
2a0e:aa07:e251::/48 zhenyun sun RIPE ALLOCATED-BY-LIR ● high
2a0e:aa07:e252::/48 zhenyun sun RIPE ALLOCATED-BY-LIR ● high
2a0e:aa07:e253::/48 zhenyun sun BGP ANNOUNCED ● high
2a0e:aa07:e254::/48 zhenyun sun BGP ANNOUNCED ● high
2a0e:aa07:e255::/48 zhenyun sun RIPE ALLOCATED-BY-LIR ● high
2a0e:aa07:e256::/48 zhenyun sun BGP ANNOUNCED ● high
2a0e:aa07:e257::/48 zhenyun sun BGP ANNOUNCED ● high
2a0e:aa07:e258::/48 zhenyun sun RIPE ALLOCATED-BY-LIR ● high
2a0e:aa07:e259::/48 zhenyun sun BGP ANNOUNCED ● high
2a0f:1cc7:fff0:1::15/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0f:1cc7:fff0:1::29/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0f:1cc7:fff0:1::34/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0f:5707:ffe3::191/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a0f:7803:fc60:aaaa::2049:21/128 ZHENYUN VNET RESEARCH NETZ PEERINGDB ASSIGNED ● high
2a12:cb41:800::/39 zhenyun sun RIPE ALLOCATED-BY-LIR ● high
2a12:cb41:801::/48 zhenyun sun RIPE ALLOCATED-BY-LIR ● high
2a12:cb41:802::/48 zhenyun sun BGP ANNOUNCED ● high
2a12:cb41:803::/48 zhenyun sun BGP ANNOUNCED ● high

IPv6 ranges (33)

showing the 15 largest allocations
CIDR
2a12:cb41:800::/39
2a0e:aa07:e250::/44
2a0e:aa07:e251::/48
2a0e:aa07:e252::/48
2a0e:aa07:e253::/48
2a0e:aa07:e254::/48
2a0e:aa07:e255::/48
2a0e:aa07:e256::/48
2a0e:aa07:e257::/48
2a0e:aa07:e258::/48
2a0e:aa07:e259::/48
2a12:cb41:801::/48
2a12:cb41:802::/48
2a12:cb41:803::/48
2a12:cb41:804::/48

Network trust

what's this?
RPKI hygiene: C how networks compare →
77.5% of checked blocks have valid RPKI ROA coverage (55 of 71)
Possible discrepancies (3)

These blocks are registered to zhenyun sun but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

177.177.82.0/24 /24 authorized for AS40929 — MoeDove
177.177.83.0/24 /24 authorized for AS204244 — Xuanchen Xiang
177.177.83.0/24 /24 authorized for AS204244 — Xuanchen Xiang

NIC Handles

ACRO61962-RIPE ACRO61962-RIPE AS204921 AS204921 DUMY-RIPE DUMY-RIPE JIANYUELAB-STAFF-MNT ORG-ZS89-RIPE ORG-ZS89-RIPE SOHA-MNT SOHA-MNT ZHNET-MNT +6 more