HomeASN LookupAS231

AS231

🇺🇸

MISU-231 - Michigan State Universityce837f467127816c23bc27318b36234f

ARINassigned
Announced Prefixes (BGP)
9total
7 IPv42 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)263,936
Announced (BGP)789,504
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)7.9×10^28
Prefix Limit (IPv4)
500
Prefix Limit (IPv6)
10
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
6/28/2021

Announced Prefixes

(BGP)9
|
Prefix
RPKI
IRR
Last Seen
35.8.0.0/13
 Valid
RADB
5/25/2026
35.12.240.0/21
 Valid—5/25/2026
35.20.0.0/14
 Valid
RADB
5/25/2026
192.108.188.0/24
No ROA
RADB
5/25/2026
192.108.190.0/24
No ROA
RADB
5/25/2026
192.108.191.0/24
No ROA
RADB
5/25/2026
192.231.113.0/24
No ROA
RADB
5/25/2026
2605:dd00::/32
No ROA
RADB
5/25/2026
2605:dd00:8000::/48
No ROA—5/25/2026

Allocated Prefixes

(RIR)9
Prefix
Country
RIR
Status
35.20.0.0/14🇺🇸 USARINallocated
192.108.188.0/24🇺🇸 USARINallocated
192.108.189.0/24🇺🇸 USARINallocated
192.108.190.0/24🇺🇸 USARINallocated
192.108.191.0/24🇺🇸 USARINallocated
192.188.100.0/24🇺🇸 USARINallocated
192.188.118.0/24🇺🇸 USARINallocated
192.231.113.0/24🇺🇸 USARINallocated
2605:dd00::/32🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/231

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

curl -s "https://api.ipctl.io/v1/asn/231" | jq