HomeASN LookupAS40387

AS40387

🇺🇸

UI-ICCN - University of Illinois766d754ce67546fcd8944a7190f7d13a

ARINassigned
Announced Prefixes (BGP)
2total
1 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)28,672
Announced (BGP)2,048
IPv6 Addresses ⓘ
Allocated (RIR)1.2×10^30
Announced (BGP)1.2×10^24
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
2/7/2007

Announced Prefixes

(BGP)2
|
Prefix
RPKI
IRR
Last Seen
72.36.120.0/21
No ROA
RADB
5/25/2026
2620:0:e10::/48
No ROA
RADB
5/25/2026

Allocated Prefixes

(RIR)7
Prefix
Country
RIR
Status
64.22.176.0/20🇺🇸 USARINallocated
72.36.64.0/18🇺🇸 USARINallocated
204.93.0.0/19🇺🇸 USARINallocated
2600:3900::/28🇺🇸 USARINallocated
2620:0:e00::/44🇺🇸 USARINallocated
2620:0:e10::/48🇺🇸 USARINallocated
2620:79:8000::/48🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/40387

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

curl -s "https://api.ipctl.io/v1/asn/40387" | jq