AS36671 TWO SIGMA INVESTMENTS, LP 🇺🇸 US

Announcing 16 prefixes, seen at the RIS collectors.

IPv4 prefixes
14
4,352 (17 × /24)
IPv6 prefixes
2
257 × /48
Upstreams
8
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
AS36671
Name
TWO SIGMA INVESTMENTS, LP
Organisation
TWO SIGMA INVESTMENTS, LP
Country
🇺🇸 US
RIR
ARIN
Allocated
2006-03-14
Scope
Not Disclosed
Peering policy
Open
PeeringDB
net/35895

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

8 valid (50.0%) 0 invalid (0.0%) 8 no ROA (50.0%)

Announced prefixes

16 in total

Prefix RPKI Peers Sample path First seen
8.2.105.0/24 v4 no ROA 42 701836671 2026-09-18
8.245.33.0/24 v4 no ROA 43 37721335636671 2026-09-18
38.27.161.0/24 v4 no ROA 41 3454917436671 2026-09-18
38.97.45.0/24 v4 no ROA 42 34549129936671 2026-09-18
38.108.14.0/24 v4 no ROA 40 3454917436671 2026-09-18
38.117.134.0/24 v4 no ROA 41 3454917436671 2026-09-18
46.183.200.0/24 v4 no ROA 42 34549129936671 2026-09-18
46.183.201.0/24 v4 no ROA 42 34549325736671 2026-09-18
207.226.133.0/24 v4 RPKI valid 42 34549325736671 2026-09-18
208.77.212.0/22 v4 RPKI valid 42 701836671 2026-09-18
208.77.212.0/24 v4 RPKI valid 41 3454917436671 2026-09-18
208.77.213.0/24 v4 RPKI valid 42 34549646136671 2026-09-18
208.77.214.0/24 v4 RPKI valid 43 701836671 2026-09-18
212.133.79.0/24 v4 RPKI valid 43 37721335636671 2026-09-18
2620:106:3000::/40 v6 RPKI valid 35 3454917436671 2026-09-18
2620:106:3003::/48 v6 RPKI valid 34 3454917436671 2026-09-18