SUBNET.IM

AS37133Airtel Tanzania

TanzaniaRegistryAFRINICTypeEyeball

At a glance

IPv4 prefixes

90

IPv6 prefixes

1

IPv4 addresses

70.1k

IPv6 /64s

4.3B

Upstream graph

The networks AS37133 is seen behind, one and two hops out, drawn from real AS paths.

AS37133Toward the internet core
Upstream graph for AS37133: 7 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS37133Airtel TanzaniaThis networkAS36926Airtel Networks K…AS37440Airtel Malawi LtdAS327708Airtel Rwanda LtdAS37075Airtel Uganda Lim…AS37287Zain Zambia PLCAS9498Bharti Airtel Ltd.AS37100SEACOM Limited

Networks observed one and two hops upstream of AS37133 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
1853%
Downstreams
1338%

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

Upstreams of AS37133
NetworkCountryRelationshipPathsVantage pts
AS327708Airtel Rwanda LtdRWPeer10,587142
AS37440Airtel Malawi LtdMWPeer282
AS36926Airtel Networks Kenya LimitedKEPeer1818

Prefixes

All 91

The largest blocks AS37133 originates, widest first.

Largest prefixes originated by AS37133
PrefixAddressesVisibility
156.158.0.0/1732.8k80/80
156.156.128.0/198.2k80/80
41.75.208.0/204.1k80/80
41.75.216.0/221k80/80
41.75.220.0/221k80/80
41.75.208.0/2351280/80
41.75.210.0/2351280/80
41.75.212.0/2351280/80
41.75.214.0/2351280/80
156.156.68.0/2351280/80

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