HomeASN LookupAS21843

AS21843

🇺🇸

CITY-OF-BUFFALO - City of Buffaloa0ac28d324e4cff45b3c28a326f97ce1

ARINassigned
Announced Prefixes (BGP)
2total
2 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)4,096
Announced (BGP)5,120
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
11/15/2007

Announced Prefixes

(BGP)2
|
Prefix
RPKI
IRR
Last Seen
65.121.12.0/22
No ROA—5/21/2026
216.105.224.0/20
No ROA—5/21/2026

Allocated Prefixes

(RIR)1
Prefix
Country
RIR
Status
216.105.224.0/20🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/21843

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

curl -s "https://api.ipctl.io/v1/asn/21843" | jq