HomeASN LookupAS40831

AS40831

🇺🇸

PHS - Mass General Brigham Incorporated5e0f7812e9e5395ec4ab1814ff259a23

ARINassigned
Announced Prefixes (BGP)
5total
5 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)196,608
Announced (BGP)197,120
IPv6 Addresses ⓘ
Allocated (RIR)4.9×10^27
Announced (BGP)0
Prefix Limit (IPv4)
200
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
7/25/2017

Announced Prefixes

(BGP)5
|
Prefix
RPKI
IRR
Last Seen
50.216.106.0/24
 Valid
RADB
5/18/2026
132.183.0.0/16
No ROA
RADB
5/18/2026
155.52.0.0/16
No ROA
RADB
5/18/2026
160.72.231.0/24
No ROA
RADB
5/18/2026
170.223.0.0/16
No ROA
RADB
5/18/2026

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
132.183.0.0/16🇺🇸 USARINallocated
155.52.0.0/16🇺🇸 USARINallocated
170.223.0.0/16🇺🇸 USARINallocated
2620:191::/36🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/40831

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

curl -s "https://api.ipctl.io/v1/asn/40831" | jq