SUBNET.IM

AS20521Bellnet Limited

MaltaRegistryRIPE NCC

At a glance

IPv4 prefixes

27

IPv6 prefixes

5

IPv4 addresses

36.6k

IPv6 /64s

4.3B

Upstream graph

The networks AS20521 is seen behind, one and two hops out, drawn from real AS paths.

AS20521Toward the internet core
Upstream graph for AS20521: 9 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS20521Bellnet LimitedThis networkAS1299Arelion (fka. Tel…AS3356Lumen (Level 3)AS19551Incapsula IncAS33874Epic Communicatio…AS13030Init7 (Switzerlan…AS16552Tiggee LLCAS3549Lumen (fka. Globa…AS2914NTT America, Inc.AS6758Monaco Telecom S.…

Networks observed one and two hops upstream of AS20521 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

15

adjacent networks

Upstreams
427%
Peers
853%
Downstreams
320%

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

Upstreams of AS20521
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer1,807140
AS1299Arelion (fka. Telia Carrier)SEPeer885133
AS19551Incapsula IncUSPeer8080
AS33874Epic Communications LimitedMTPeer7979

Prefixes

All 32

The largest blocks AS20521 originates, widest first.

Largest prefixes originated by AS20521
PrefixAddressesVisibility
78.110.16.0/204.1k80/80
80.245.208.0/204.1k79/80
217.168.160.0/204.1k80/80
37.114.72.0/212k80/80
80.245.216.0/212k79/80
95.131.232.0/212k80/80
217.168.160.0/212k79/80
217.168.168.0/212k80/80
37.114.72.0/221k79/80
37.114.76.0/221k79/80

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