HomeASN LookupAS5723

AS5723

🇺🇸

JHU - Johns Hopkins Universityf3b18f5798f32fafca95f76d24575165

ARINassigned
Announced Prefixes (BGP)
9total
8 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)135,680
Announced (BGP)135,936
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)7.9×10^28
Prefix Limit (IPv4)
200
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
9/6/1995

Announced Prefixes

(BGP)9
|
Prefix
RPKI
IRR
Last Seen
128.220.0.0/16
 Valid
ARINRADB
5/25/2026
162.129.0.0/16
 Valid
ARIN
5/25/2026
192.12.13.0/24
 Valid
ARIN
5/25/2026
192.12.14.0/24
 Valid
ARIN
5/25/2026
198.57.32.0/21
 Valid
ARIN
5/25/2026
198.57.39.0/24
 Valid
ARIN
5/25/2026
198.57.40.0/22
 Valid
ARIN
5/25/2026
204.124.184.0/22
 Valid
ARIN
5/25/2026
2606:2b00::/32
 Valid
ARIN
5/25/2026

Allocated Prefixes

(RIR)8
Prefix
Country
RIR
Status
128.220.0.0/16🇺🇸 USARINallocated
162.129.0.0/16🇺🇸 USARINallocated
192.12.13.0/24🇺🇸 USARINallocated
192.12.14.0/24🇺🇸 USARINallocated
198.57.32.0/21🇺🇸 USARINallocated
198.57.40.0/22🇺🇸 USARINallocated
204.124.184.0/22🇺🇸 USARINallocated
2606:2b00::/32🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/5723

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

curl -s "https://api.ipctl.io/v1/asn/5723" | jq