AS63331 Lawrence Berkeley National Laboratory 🇺🇸 US

Announcing 6 prefixes, seen at the RIS collectors.

IPv4 prefixes
3
768 (3 × /24)
IPv6 prefixes
3
4 × /48
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
AS63331
Name
Lawrence Berkeley National Laboratory
Organisation
Lawrence Berkeley National Laboratory
Country
🇺🇸 US
RIR
ARIN
Allocated
2014-12-04

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

3 valid (50.0%) 0 invalid (0.0%) 3 no ROA (50.0%)

Announced prefixes

3 in total

Prefix RPKI Peers Sample path First seen
192.12.173.0/24 v4 RPKI valid 46 3454929363331 2026-09-18
192.58.231.0/24 v4 RPKI valid 46 3454929363331 2026-09-18
204.62.155.0/24 v4 RPKI valid 46 3454929363331 2026-09-18