HomeASN LookupAS4224

AS4224

🇺🇸

CALYX-AS - The Calyx Institute5a671ccf5a1870fe985df3811f4c5ff6

ARINassigned
Announced Prefixes (BGP)
3total
2 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)512
Announced (BGP)512
IPv6 Addresses ⓘ
Allocated (RIR)4.9×10^27
Announced (BGP)1.2×10^24
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
1/9/1995

Announced Prefixes

(BGP)3
|
Prefix
RPKI
IRR
Last Seen
162.247.72.0/24
No ROA—5/24/2026
185.220.103.0/24
 Valid
RIPE
5/24/2026
2602:fef9:100::/48
No ROA
ARIN
5/24/2026

Allocated Prefixes

(RIR)3
Prefix
Country
RIR
Status
162.247.72.0/24🇺🇸 USARINallocated
185.220.103.0/24🇺🇸 USRIPEassigned
2602:fef9::/36🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/4224

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

curl -s "https://api.ipctl.io/v1/asn/4224" | jq