HomeASN LookupAS18438

AS18438

🇺🇸

BROWNB - Brown Brothers Harriman & Company6a6494e00da93b458fdf2ae2b56459a0

ARINassigned
Announced Prefixes (BGP)
19total
19 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)2,048
Announced (BGP)4,864
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
8/29/2000

Announced Prefixes

(BGP)19
|
Prefix
RPKI
IRR
Last Seen
192.200.1.0/24
No ROA
RADB
5/25/2026
192.200.2.0/24
No ROA
RADB
5/25/2026
192.200.3.0/24
No ROA
RADB
5/25/2026
192.200.5.0/24
No ROA
RADB
5/25/2026
192.200.6.0/24
No ROA
RADB
5/25/2026
192.200.7.0/24
No ROA
RADB
5/25/2026
192.200.8.0/24
No ROA
RADB
5/25/2026
204.136.16.0/24
No ROA—5/25/2026
204.136.19.0/24
No ROA—5/25/2026
204.136.20.0/24
No ROA—5/25/2026
1–10 of 19
1 / 2

Allocated Prefixes

(RIR)8
Prefix
Country
RIR
Status
192.200.1.0/24🇺🇸 USARINallocated
192.200.2.0/24🇺🇸 USARINallocated
192.200.3.0/24🇺🇸 USARINallocated
192.200.4.0/24🇺🇸 USARINallocated
192.200.5.0/24🇺🇸 USARINallocated
192.200.6.0/24🇺🇸 USARINallocated
192.200.7.0/24🇺🇸 USARINallocated
192.200.8.0/24🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/18438

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

curl -s "https://api.ipctl.io/v1/asn/18438" | jq