HomeASN LookupAS1249

AS1249

🇺🇸

FIVE-COLLEGES-AS - University of Massachusetts - AMHERST8600d3e98608c416dc1a98b76dc9c4df

ARINassigned
Announced Prefixes (BGP)
4total
4 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)82,432
Announced (BGP)82,432
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
4/18/1991

Announced Prefixes

(BGP)4
|
Prefix
RPKI
IRR
Last Seen
72.19.64.0/18
No ROA
ARINRADB
5/16/2026
128.119.0.0/16
No ROA
RADB
5/16/2026
192.80.83.0/24
No ROA
RADB
5/16/2026
192.189.138.0/24
No ROA—5/16/2026

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
72.19.64.0/18🇺🇸 USARINallocated
128.119.0.0/16🇺🇸 USARINallocated
192.80.83.0/24🇺🇸 USARINallocated
192.189.138.0/24🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/1249

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

curl -s "https://api.ipctl.io/v1/asn/1249" | jq