SUBNET.IM

AS28821University of Doha for Science and Technology

QatarRegistryRIPE NCC

At a glance

IPv4 prefixes

4

IPv6 prefixes

2

IPv4 addresses

1k

IPv6 /64s

131k

Upstream graph

The networks AS28821 is seen behind, one and two hops out, drawn from real AS paths.

AS28821Toward the internet core
Upstream graph for AS28821: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS28821University of Doh…This networkAS42298Ooredoo Q.S.C.AS48728Vodafone Qatar P.…AS8781Ooredoo Q.S.C.AS174Cogent Communicat…AS8966Etisalat (E&)

Networks observed one and two hops upstream of AS28821 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

4

adjacent networks

Upstreams
250%
Peers
250%
Downstreams
00%

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

Upstreams of AS28821
NetworkCountryRelationshipPathsVantage pts
AS48728Vodafone Qatar P.Q.S.CQAPeer220140
AS42298Ooredoo Q.S.C.QAPeer220141

Prefixes

The largest blocks AS28821 originates, widest first.

Largest prefixes originated by AS28821
PrefixAddressesVisibility
185.104.56.0/2425679/80
185.104.57.0/2425679/80
185.104.58.0/2425680/80
185.104.59.0/2425680/80
2a06:2f00::/4865.5k × /6462/62
2a06:2f00:1::/4865.5k × /6460/62

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