HomeASN LookupAS36671

AS36671

🇺🇸

TWOSIGMA2 - TWO SIGMA INVESTMENTS, LP50aff2757232878f9d17d2d4253eb33f

ARINassigned
Announced Prefixes (BGP)
16total
14 IPv42 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)1,536
Announced (BGP)4,352
IPv6 Addresses ⓘ
Allocated (RIR)3×10^26
Announced (BGP)3.1×10^26
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
10
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
3/14/2006

Announced Prefixes

(BGP)16
|
Prefix
RPKI
IRR
Last Seen
8.2.105.0/24
No ROA
ARIN
5/22/2026
8.245.33.0/24
No ROA
ARINRADB
5/22/2026
38.27.161.0/24
No ROA
RADB
5/22/2026
38.97.45.0/24
No ROA
RADB
5/22/2026
38.108.14.0/24
No ROA
RADB
5/22/2026
38.117.134.0/24
No ROA
RADB
5/22/2026
46.183.200.0/24
No ROA
RIPE
5/22/2026
46.183.201.0/24
No ROA
RIPE
5/22/2026
207.226.133.0/24
 Valid
APNIC
5/22/2026
208.77.212.0/22
 Valid
ARIN
5/22/2026
1–10 of 16
1 / 2

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
46.183.201.0/24🇬🇧 GBRIPEassigned
208.77.212.0/22🇺🇸 USARINallocated
212.133.79.0/24🇬🇧 GBRIPEassigned
2620:106:3000::/40🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/36671

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/36671" | jq