SUBNET.IM

AS6223CenturyLink Communications, LLC

United StatesRegistryARIN

At a glance

IPv4 prefixes

3

IPv6 prefixes

2

IPv4 addresses

2.6k

IPv6 /64s

1.1M

Upstream graph

The networks AS6223 is seen behind, one and two hops out, drawn from real AS paths.

AS6223Toward the internet core
Upstream graph for AS6223: 2 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS6223CenturyLink Commu…This networkAS209Lumen (ex. Qwest)AS3356Lumen (Level 3)

Networks observed one and two hops upstream of AS6223 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

16

adjacent networks

Upstreams
16%
Peers
850%
Downstreams
744%

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

Upstreams of AS6223
NetworkCountryRelationshipPathsVantage pts
AS209Lumen (ex. Qwest)USPeer3,144142

Prefixes

The largest blocks AS6223 originates, widest first.

Largest prefixes originated by AS6223
PrefixAddressesVisibility
208.68.144.0/212k80/80
65.144.124.0/2425679/80
199.248.197.0/2425679/80
2602:814:9000::/441M × /6462/62
2620:0:960::/4865.5k × /6462/62

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