SUBNET.IM

AS11971Pfizer Inc.

United StatesRegistryARIN

At a glance

IPv4 prefixes

7

IPv6 prefixes

0

IPv4 addresses

76.8k

IPv6 /64s

0

Upstream graph

The networks AS11971 is seen behind, one and two hops out, drawn from real AS paths.

AS11971Toward the internet core
Upstream graph for AS11971: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS11971Pfizer Inc.This networkAS15830Equinix, Inc.AS49915Megaport (UK) Lim…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.AS2764AAPT LimitedAS3257GTT Communication…

Networks observed one and two hops upstream of AS11971 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 AS11971
NetworkCountryRelationshipPathsVantage pts
AS15830Equinix, Inc.NLPeer38779
AS49915Megaport (UK) LimitedGBPeer10526

Prefixes

The largest blocks AS11971 originates, widest first.

Largest prefixes originated by AS11971
PrefixAddressesVisibility
148.168.0.0/1665.5k18/80
148.168.32.0/198.2k79/80
148.168.192.0/221k79/80
148.168.224.0/221k79/80
148.168.192.0/2351279/80
146.240.1.0/2425679/80
148.168.35.0/2425679/80

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