SUBNET.IM

AS19557CHANGEIP COM

United StatesRegistryARIN

At a glance

IPv4 prefixes

6

IPv6 prefixes

3

IPv4 addresses

3.3k

IPv6 /64s

655k

Upstream graph

The networks AS19557 is seen behind, one and two hops out, drawn from real AS paths.

AS19557Toward the internet core
Upstream graph for AS19557: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS19557CHANGEIP COMThis networkAS23352DEFT.COMAS6461Zayo BandwidthAS20130Depaul University

Networks observed one and two hops upstream of AS19557 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

2

adjacent networks

Upstreams
150%
Peers
150%
Downstreams
00%

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

Upstreams of AS19557
NetworkCountryRelationshipPathsVantage pts
AS23352DEFT.COMUSPeer655141

Prefixes

The largest blocks AS19557 originates, widest first.

Largest prefixes originated by AS19557
PrefixAddressesVisibility
204.16.168.0/212k79/80
204.16.171.0/2425678/80
204.16.172.0/2425678/80
204.16.173.0/2425678/80
204.16.174.0/2425679/80
204.16.175.0/2425679/80
2620:100:5000::/45524k × /6461/62
2620:100:5001::/4865.5k × /6461/62
2620:100:5002::/4865.5k × /6462/62

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