AS203 Level 3 Parent, LLC 🇺🇸 US

Announcing 180 prefixes, seen at the RIS collectors.

IPv4 prefixes
180
336,832 (1,316 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS203
Name
Level 3 Parent, LLC
Organisation
Level 3 Parent, LLC
Country
🇺🇸 US
RIR
ARIN
Allocated
2002-06-05

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

10 valid (5.6%) 2 invalid (1.1%) 168 no ROA (93.3%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,564 2,074 6,073 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

No downstreams observed at the collectors.

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.