HomeASN LookupAS54187

AS54187

🇺🇸

ECINET2 - EZE Castle Integration Inc.99033d963cccd926d807b51dca6564d8

ARINassigned
Announced Prefixes (BGP)
5total
4 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)512
Announced (BGP)1,536
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)7.9×10^28
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
10/31/2011

Announced Prefixes

(BGP)5
|
Prefix
RPKI
IRR
Last Seen
103.21.28.0/23
 Valid
RADB
5/27/2026
103.21.28.0/24
 Valid
RADB
5/27/2026
103.21.30.0/23
 Valid
RADB
5/27/2026
103.21.30.0/24
 Valid
RADB
5/27/2026
2405:5500::/32
 Valid—5/27/2026

Allocated Prefixes

(RIR)2
Prefix
Country
RIR
Status
103.21.28.0/23🇭🇰 HKAPNICassigned
2405:5500::/32🇸🇬 SGAPNICallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/54187

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

curl -s "https://api.ipctl.io/v1/asn/54187" | jq