SUBNET.IM

AS63981Nova Technology Development (Hong Kong) Limited

Hong Kong SAR ChinaRegistryAPNIC

At a glance

IPv4 prefixes

38

IPv6 prefixes

4

IPv4 addresses

16.9k

IPv6 /64s

12.9B

Upstream graph

The networks AS63981 is seen behind, one and two hops out, drawn from real AS paths.

AS63981Toward the internet core
Upstream graph for AS63981: 12 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS63981Nova Technology D…This networkAS174Cogent Communicat…AS3356Lumen (Level 3)AS6939Hurricane Electri…AS9304HGC Global Commun…AS10103HK Broadband Netw…AS1299Arelion (fka. Tel…AS18106Viewqwest Pte LtdAS20130Depaul UniversityAS6453TATA Communicatio…AS15412Flag Telecom UK L…AS4635HKIX Route ServersAS9269Hong Kong Broadba…

Networks observed one and two hops upstream of AS63981 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

111

adjacent networks

Upstreams
3128%
Peers
7971%
Downstreams
11%

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

Upstreams of AS63981
NetworkCountryRelationshipPathsVantage pts
AS9304HGC Global Communications LimitedHKPeer1,085130
AS6939Hurricane Electric LLCUSPeer72696
AS10103HK Broadband Network Ltd.HKPeer35080
AS174Cogent Communications, LLCUSPeer25391
AS3356Lumen (Level 3)USPeer15129
AS21859Zenlayer IncUSPeer13455
AS6453TATA Communications (America) IncUSPeer13446
AS4637Telstra International LimitedHKPeer13465
AS2914NTT America, Inc.USPeer12271
AS1299Arelion (fka. Telia Carrier)SEPeer6432

Prefixes

All 42

The largest blocks AS63981 originates, widest first.

Largest prefixes originated by AS63981
PrefixAddressesVisibility
45.117.96.0/221k80/80
45.251.64.0/221k80/80
103.29.140.0/221k80/80
103.117.76.0/221k79/80
103.197.28.0/221k80/80
103.206.88.0/221k39/80
103.214.192.0/221k80/80
103.220.8.0/221k80/80
203.166.220.0/221k80/80
38.71.26.0/2351280/80

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