HomeASN LookupAS11821

AS11821

🇺🇸

SMARTBURST - SmartBurst LLC11627ab683f0f300829335252cb5f47a

ARINassigned
Announced Prefixes (BGP)
3total
3 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)1,536
Announced (BGP)1,536
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)0
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
8/3/2017

Announced Prefixes

(BGP)3
|
Prefix
RPKI
IRR
Last Seen
148.59.150.0/24
 Valid
ARINRADB
5/25/2026
158.51.184.0/22
 Valid
ARINRADB
5/25/2026
205.201.54.0/24
 Valid
ARINRADB
5/25/2026

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
148.59.150.0/24🇺🇸 USARINallocated
158.51.184.0/22🇺🇸 USARINallocated
205.201.54.0/24🇺🇸 USARINallocated
2604:5d40::/32🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/11821

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

curl -s "https://api.ipctl.io/v1/asn/11821" | jq