206208 looking glass

AS3356 Lumen (Level 3) 🇺🇸 US

Level 3 Parent, LLC. Announcing 2,220 prefixes, seen at the RIS collectors.

IPv4 prefixes
2,087
38,863,392 (151,810 × /24)
IPv6 prefixes
133
20 × /32
Upstreams
66
transit providers observed
Peers
24
settlement-free adjacencies
Downstreams
6,481
transit customers observed
Customer cone
71,504
ASes reachable through it

Registry and operator data

AS number
AS3356
Name
Lumen (Level 3)
Organisation
Lumen AS3356
Country
🇺🇸 US
RIR
ARIN
Allocated
2000-03-10
Network type
NSP
Traffic levels
100+Tbps
Scope
Global
Peering policy
Restrictive
Website
http://www.lumen.com
Looking glass
https://lookingglass.centurylink.com/
PeeringDB
net/504
Exchanges
3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

187 valid (8.4%) 5 invalid (0.2%) 2,028 no ROA (91.4%)

Announced prefixes

2,220 in total

Prefix RPKI Peers Sample path First seen
2a07:aa00:a::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:b::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:f::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:84::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:86::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:87::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:8c::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:8d::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:8e::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:8f::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:91::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:92::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:93::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:94::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:95::/48 v6 no ROA 35 377213356 2026-09-18
2a07:aa00:96::/48 v6 no ROA 35 377213356 2026-09-18
2a10:2780::/29 v6 no ROA 35 377213356 2026-09-18
2c0f:f7f8::/32 v6 no ROA 35 377213356 2026-09-18
2c0f:f7f8::/33 v6 no ROA 35 377213356 2026-09-18
2c0f:f7f8:8000::/33 v6 no ROA 35 377213356 2026-09-18
Previous1…9101112