subnet.im

AS151951Shenzhen lesuyun Network Technology Co., Ltd

ChinaRegistryAPNIC

As of 12th November 2026, AS151951 (Shenzhen lesuyun Network Technology…), a network registered in China with APNIC, originates 2 IPv4 prefixes covering 768 addresses and 1 IPv6 prefix. By IPv4 address space that makes it the 45,683rd-largest of the 80,772 networks we see originating IPv4, and the 462nd-largest of 618 in China. It is seen behind 3 upstream networks, most often AS149513 (SyCloud) and AS134773 (CHINANET Guangdong province Guangzhou…). 67% of its announcements have a valid RPKI ROA; 1 is RPKI-invalid. 0% of its routes reach at least 90% of full-feed peers.

At a glance

IPv4 prefixes

2

IPv6 prefixes

1

IPv4 addresses

768

IPv6 /64s

65.5k

Upstream graph

The networks AS151951 is seen behind, one and two hops out, drawn from real AS paths.

AS151951Toward the internet core
Upstream graph for AS151951: 9 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS151951Shenzhen lesuyun …This networkAS17622China Unicom Guan…AS134773CHINANET Guangdon…AS149513SyCloudAS4837China Unicom Back…AS9929China Unicom Indu…AS4134China Telecom Bac…AS4809China Telecom Nex…AS2914NTT America, Inc.AS3491PCCW Global (HK) …

Networks observed one and two hops upstream of AS151951 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

5

adjacent networks

Upstreams
360%
Peers
240%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS151951
NetworkCountryRelationshipPathsVantage pts
AS149513SyCloudUSPeer99
AS134773CHINANET Guangdong province Guangzhou MAN networkCNPeer33
AS17622China Unicom Guangdong Province NetworkCNAdjacent21

Prefixes

The largest blocks AS151951 originates, widest first.

Largest prefixes originated by AS151951
PrefixAddressesVisibility
163.223.72.0/235121/78
103.142.82.0/242564/78
2400:5a60:2::/4865.5k × /649/64

Routing health

How AS151951's own announcements validate against RPKI and how far they propagate. The same measures for the whole routing table are on the routing table in numbers.

RPKI origin validation

  • Valid66.7%2
  • Invalid33.3%1
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more0.0%0
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%100.0%3

Prefix sizes

IPv4 — 2 prefixes

IPv6 — 1 prefixes

  • /4865.5k × /64100.0%1

Recent changes

Announcements that started or stopped since 13th Oct 2026.

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.