subnet.im

AS37720Alsatia Networking (PTY) LTD

South AfricaRegistryAFRINIC

At a glance

IPv4 prefixes

3

IPv6 prefixes

0

IPv4 addresses

8.2k

IPv6 /64s

0

Upstream graph

The networks AS37720 is seen behind, one and two hops out, drawn from real AS paths.

AS37720Toward the internet core

Networks observed one and two hops upstream of AS37720 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

34

adjacent networks

Upstreams
39%
Peers
3191%
Downstreams
00%

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

Upstreams of AS37720
NetworkCountryRelationshipPathsVantage pts
AS37497Network Platforms (PTY) LTDZAPeer7474
AS6939Hurricane Electric LLCUSPeer1812
AS58453China Mobile InternationalHKPeer11

Prefixes

The largest blocks AS37720 originates, widest first.

Largest prefixes originated by AS37720
PrefixAddressesVisibility
102.140.160.0/204.1k80/80
102.140.160.0/212k1/80
102.140.168.0/212k12/80

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