205.157.128.0/20
🇺🇸CIDR
205.157.128.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Redmond (Downtown)
RIR
ARIN
Status
allocated
Allocated
3/24/1995
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 205.157.128.0/20 | AS2914NTT-DATA-2914 - NTT America, Inc. | Valid | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 205.157.136.0/24 | AS54121DMSAS - David M. Schwarz Architects, Inc. | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 205.157.128.0/20 | AS2914 | /20 | arin |
Origin ASN
AS2914
NTT-DATA-2914 - NTT America, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/205.157.128.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/205.157.128.0/20" | jq
External Links