SUBNET.IM

AS37199Vanilla

South AfricaRegistryAFRINIC

At a glance

IPv4 prefixes

9

IPv6 prefixes

1

IPv4 addresses

53.2k

IPv6 /64s

4.3B

Upstream graph

The networks AS37199 is seen behind, one and two hops out, drawn from real AS paths.

AS37199Toward the internet core
Upstream graph for AS37199: 9 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS37199VanillaThis networkAS3741Dimension DataAS5713Telkom SA Ltd.AS36874CybersmartAS37497Network Platforms…AS3356Lumen (Level 3)AS2914NTT America, Inc.AS3491PCCW Global (HK) …AS6762Telecom Italia Sp…AS1299Arelion (fka. Tel…

Networks observed one and two hops upstream of AS37199 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

473

adjacent networks

Upstreams
41%
Peers
46899%
Downstreams
10%

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

Upstreams of AS37199
NetworkCountryRelationshipPathsVantage pts
AS36874CybersmartZAPeer581137
AS37497Network Platforms (PTY) LTDZAPeer112
AS3741Dimension DataZAPeer91
AS5713Telkom SA Ltd.ZAPeer84

Prefixes

The largest blocks AS37199 originates, widest first.

Largest prefixes originated by AS37199
PrefixAddressesVisibility
45.221.128.0/1816.4k80/80
45.221.128.0/198.2k38/80
45.221.160.0/198.2k38/80
197.155.0.0/198.2k80/80
197.155.0.0/204.1k38/80
197.155.16.0/204.1k38/80
41.76.128.0/212k80/80
41.76.128.0/221k38/80
41.76.132.0/221k38/80
2c0f:fb18::/324.3B × /6461/62

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