HomeASN LookupAS27398

AS27398

🇺🇸

AITSL-27398 - Alyeska Information Technology Services LLC8af631d549ff6d869bb43f3530323b7b

ARINassigned
Announced Prefixes (BGP)
6total
4 IPv42 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)3,072
Announced (BGP)3,072
IPv6 Addresses ⓘ
Allocated (RIR)4.9×10^27
Announced (BGP)4.8×10^24
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
10
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
5/12/2017

Announced Prefixes

(BGP)6
|
Prefix
RPKI
IRR
Last Seen
74.123.136.0/22
 Valid
ARINRADB
5/25/2026
162.218.248.0/23
 Valid—5/25/2026
162.218.250.0/23
 Valid—5/25/2026
206.81.160.0/22
 Valid
ARINRADB
5/25/2026
2602:fed5::/47
 Valid—5/25/2026
2602:fed5:2::/47
 Valid—5/25/2026

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
74.123.136.0/22🇺🇸 USARINallocated
162.218.248.0/22🇺🇸 USARINallocated
206.81.160.0/22🇺🇸 USARINallocated
2602:fed5::/36🇺🇸 USARINallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/27398

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

curl -s "https://api.ipctl.io/v1/asn/27398" | jq