AS4323 Lumen (fka. tw telecom) 🇺🇸 US

Level 3 Parent, LLC. This AS is not announcing anything the collectors can see.

IPv4 prefixes
0
-
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
5
transit customers observed
Customer cone
5
ASes reachable through it

Registry and operator data

AS number
AS4323
Name
Lumen (fka. tw telecom)
Organisation
tw telecom
Country
🇺🇸 US
RIR
ARIN
Allocated
1995-02-01
Scope
Not Disclosed
Peering policy
No
PeeringDB
net/540

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,844 2,082 236 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

No peers observed at the collectors.

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS19972 ARRIS Technology, Inc. 🇺🇸 US 0 2 82 CAIDA
AS36573 Hearst-Argyle Television, Inc. 🇺🇸 US 0 2 41 CAIDA
AS394975 San Francisco Health Plan 🇺🇸 US 0 2 39 inferred
AS21950 AutoTec LLC 🇺🇸 US 0 1 38 CAIDA
AS27356 Park Community Credit Union, Inc. 🇺🇸 US 0 1 36 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.